For the N. S. Left Canals Unit the following SMEC Staff is In-charge of the Noted Packages Against Them
1. Project Site Manager: BDV Kumar.
Packages In charge
a. Main canal & Branch canal reaches : 1 to 7 and 15 to 18 (11Nos)
b. Disty committee packages :- DC 1 to DC 32 (32 Nos)
c. Dam works :- NSD 15/2, NSD 16/2 (2 Nos)
2. Project Site Engineer: Y.Subbarayudu & Technical Inspectors P.Bhanu Prakash & Shiva
Prasad
Packages In charge
a. Main canal & Branch canal reaches : 1 to 4 (4 Nos)
b. Disty committee packages :- DC 1 to DC 10 (10 Nos)
c. Dam works :- NSD 5, NSD 16/2 (2 Nos)
3. Project Site Engineer: V.Anantha Rama Rao /Technical Inspector Khammam:
J. Srinivasa Rao,
Packages In charge
a. Main canal & Branch canal reaches : 5 to 7 and 15 to 16 (5 Nos)
b. Disty committee packages :- DC 11 to DC 20 (10 Nos)
4. Project Site Engineer: V.Anantha Rama Rao /Technical Inspector Kalluru: M. Anjaiah
Packages In charge
a. Main canal & Branch canal reaches : 17 to 18 (2 Nos)
b. Disty committee packages :- DC 21 to DC32 (12 Nos)
Fortnightly QC/QA review report for the 2nd fortnight of April - 2013 is narrated below
1. Package No DC-1, ( Rajavaram Major)
M/s. Sai Laxmi is the construction agency.
The following tests are conducted.
a. Cement concrete cubes:
i) One set of cc cubes tested for 28 days compressive strength.
28 days result is 22.814 N/mm2 which is >20.77 N/mm2 (Target mean strength) and the result is
Passed.
The test results are attached to the booklet containing test reports of 3rd and 4th week of April –
2013.
2. Package No :- DC-2 ( Mudimanikyam Major)
M/s. Raghava is the construction agency.
The SMEC team has inspected the package on 26th & 30th of April - 2013.
It is reported that the preparation of sub grade and bed from km 0.934 to 1.250kmand from
km 1.300 to km 1.500 is in progress and laying of concrete @ km 18.920 SLRB deck slab and
laying of C.C lining from km 0.934 to 1.200km bed lining is in progress.
The following tests are conducted.
a. Soils:
2 No’s FDD & FMC tests are conducted for sub grade in the above reaches and compaction
efficiency is found to be 95.78% to 95.81% more than 95%. Hence test results are passed.
b. Cement concrete:
4 no’s slump & 4 no’s temperature tests are conducted and the results of slump are found
to be 36mm and 44mm which are within the limits and passed.
The temperature is 32 to 38oC
Four sets of cc cubes are collected for testing of compressive strength in lab.
The following defects are noticed:
On 30.4.13 defect grooves are not maintained as per specifications. The site Engineer as
advised improves all the grooves as per specifications.
The test results are attached to the booklet containing test reports of 3 rd & 4th week of
April – 2013.
3. Package No DC-3, ( Wazeerabad Major)
M/s. Raghava is the construction agency.
The following tests are conducted.
a. Cement concrete cubes:
i) One set of cc cubes tested for 28 days compressive strength..
28 days result is 26.074 N/mm2 which is >20.77 N/mm2 (Target mean strength) and the result is
passed.
The test results are attached to the booklet containing test reports of 3rd and 4th week of April – 2013.
4. Package No :- DC-4 ( Wazeerabad Major)
M/s. Raghava is the construction agency.
The SMEC team has inspected the package on 29th of April - 2013.
It is reported that the laying of concrete @ km 17.160drop super structure R/s wall is in
progress and @ km 18.684 drop super structure L/s wall is in progress
The following tests are conducted.
a. Coarse Aggregate:
20mm & 10mm size samples are tested for Sieve analysis, Bulk Density, Flakiness index,
Elongation index, Impact value, Crushing value, Water absorption, Specific gravity & Moisture
content.
b. Fine Aggregate:
One sample is tested for Sieve analysis, Bulk Density, Water absorption, Specific gravity &
Moisture Content.
c. Cement:
One sample is tested for fineness of cement, Normal consistency, Initial & final setting time,
soundness test and compressive strength of cement.
d. Cement concrete:
2 no’s slump & 2 no’s temperature tests are conducted and the results of slump are found
to be 46mm and 47mm which are within the limits and passed.
The temperature is 34oC
Two sets of cc cubes are collected for testing of compressive strength in lab.
The test results are attached to the booklet containing test reports of 3rd & 4th week of
April – 2013.
5. Package No DC-6, (Janapadu Major)
M/s. Raghava is the construction agency.
The following tests are conducted.
a. Cement concrete cubes:
i) One set of cc cubes tested for 28 days compressive strength..
28 days result is ranging from 22.370 to 22.888 N/mm2 which is >20.77 N/mm2 (Target mean
strength) and the result is passed.
The test results are attached to the booklet containing test reports of 3rd and 4th week of April – 2013.
6. Package No DC- 7 (Chillepally Major )
M/s. G.V.R is the construction agency.
The SMEC team has inspected the package on 17th & 25th of April - 2013.
It is reported that Preparation of sub-grade from km 3.250 to km 3.500 L/S & R/S and
Preparation of sub-grade and bed km 4.000 to km4.200 and km 3.750 to km 4.00 is in
progress. Laying of cc lining from km 2.995 to 3.105 km R/S slope and half portion bed
concrete and km 3.750 to km 3.898 R/S slope and half portion bed concrete and km 3.500 to
3.750 km L/S slope and half portion bed concrete is in progress.
The following tests are conducted in this fortnight.
a. Soils
1 No borrow area soil are collected for testing in laboratory confirmation of suitability
for Sub grade , from Survey no 95/A-6 ,Buruguthanda village.
The following tests are conducted
i) Grain size analysis ii) Atterberg Limit iii) Differential free swell index iv) Compaction proctor Test
v) Specific gravity
7 No’s soil density gauge tests are conducted for sub grade in the above reaches and
Compaction efficiency is found to be 95.210% to 96.473% more than 95%. Hence test results
are passed.
b. Cement concrete:
4 no’s slump &4 no’s temperature tests are conducted and the results of slump are found
to be 34 and 40 mm which are within the limits and passed.
The temperature is 38oC.
Four sets of cc cubes are collected for testing of compressive strength in lab.
c. Cement concrete cubes:
i) Three set of cc cubes M-15 grade are tested for 7 days compressive strength and the result is
ranging from 11.111 to 11.703 N/mm2 which is >10 N/mm2 . 28 days compressive strength and
the results is ranging from 22.074 to 22.370 N/mm2 which is >20.77 N/mm2 (Target mean
strength) and the results are passed.
The following defects are Noticed:On 13.4.13 defect comments there is improvement in finishing and applying curing
compound.
The test results are attached to the booklet containing test reports of 3 rd and 4th week of
April – 2013
7. Package No DC-9, ( Mattampally Major)
M/S. Sai Ram is the construction agency
The SMEC team has inspected the package on 16th & 30th of April - 2013.
It is reported that preparation of sub-grade from km 10.000 to km 10.100 L/S and km
8.400km to km 8.600 L/S & R/S and laying of C.C lining from km 9.880 to km 9.900 L/S and
km 9.110 to km 9.000 R/S and bed concrete is in progress.
The following tests are conducted
a. Soils
5 No’s of Soil density gauge tests are conducted for sub grade in the above reaches and
Compaction efficiency is found to be 95.994% to 97.500% more than 95%. Hence test results are passed
b. Cement concrete:
4 no’s slump & 4 no’s temperature tests are conducted and the results of slump are found
to be 34mm and 38mm which are within the limits and passed.
The temperature is 35 to 38oC
Four sets of cc cubes are collected for testing of compressive strength in lab.
c. Cement concrete cubes:
i) Two set of cc cubes M-15 grade are tested for 7 days compressive strength and the result is
11.703 N/mm2 which is >10 N/mm2 and the results are passed.
The following defects are noticed:
On 30.4.13 defect cc lining surface finishing is uneven and improper application of curing
suggested to site engineer improve the surface finishing and better application of curing
compound.
The test results are attached to the booklet containing test reports of 3rd and 4th week of
April – 2013.
8. Package No: 2 (Km 29.291 to km 59.466)
M/s. G.V.R is the construction agency
The SMEC team has inspected the package on 22nd & 24th of April- 2013.
It is reported that the preparation of sub grade from km 29.600 to 29.800 L/S and from km
30.550 to km 30.650 R/S and km 29.682 to 29.800 R/S and from km 30.642to km 30.750 R/S is
in progress and laying of C.C lining from 29.495 to 29.580 km L/S & km 30.450 to 30.516 km
R/S, km 29.615 to 29.682R/S, km 30.580 to km 30.642 R/S slope is in progress.
The following tests are conducted in this fortnight.
a. Soils
2 No borrow area soils are collected for testing in laboratory confirmation of suitability for Sub
grade, from Survey no379 & 64265, mupparam and mukundapuram villages.
The following tests are conducted
i) Grain size analysis ii) Atterberg Limit iii) Differential free swell index iv) Compaction proctor Test
v) Specific gravity
8 No’s of Soil density gauge tests are conducted for sub grade in the above reaches and
Compaction efficiency is found to be 95.449% to 96.878% more than 95%. Hence test results
are passed.
b. Cement concrete:
8 no’s slump & 8 no’s temperature tests are conducted and the results of slump are found
to be 36 and 48 mm which are within the limits and passed. The temperature is 34 to 36 oC.
Eight sets of cc cubes are collected for testing of compressive strength in lab.
c. cement concrete cubes
Four sets of cc cubes M15 grade tested for 7 days compressive strength and the result is
ranging from 11.259 to 12.074 N/mm2 which is >10 N/mm2 and the result is passed
The test results are attached to the booklet containing test reports 3 rd & 4th week of
April- 2013.
9. Package No: 3 (Km 59.466 to km 90.540)
M/s. G.V.R is the construction agency
The SMEC team has inspected the package on 22nd & 25th of April- 2013.
It is reported that the preparation of sub-grade from km 59.700 to 59.800 L/S and from km
84.400 to km 84.600 R/S and km 59.800 to km 60.100 R/S and 59.750 to 59.850 L/S and is in
progress and laying of C.C lining from km 59.573 to 59.620 km L/S & km 84.312 to 84.386 km
R/S and km 59.655 to km59.712 L/S and km 84.384 to 84.468 R/S is in progress
The following tests are conducted in this fortnight.
a. Soils
8 No’s of Soil density gauge tests are conducted for sub grade in the above reaches and
Compaction efficiency is found to be 95.905% to 96.810% more than 95%. Hence test results
are passed
b. Cement concrete:
6 no’s slump & 6 no’s temperature tests are conducted and the results of slump are found
to be 34 and 42 mm which are within the limits and passed. The temperature is 32 to 38 oC.
Six sets of cc cubes are collected for testing of compressive strength in lab.
c. Cement concrete cubes
Four sets of cc cubes M15 grade tested for 7 days compressive strength and the result is
ranging from 11.259 to 11.629 N/mm2 which is >10 N/mm2 and the result is passed
The following defects are noticed:
On 25.4.13 defect of quality laying of C.C lining surface finishing is uneven and improper
application of curing compound suggested to site engineer improve the surface finishing and
better application of curing compound.
On 10.4.13 defects, the comment there is improvement in finishing of surface.
The test results are attached to the booklet containing test reports 3rd & 4th week of
April- 2013.
10. Package no.NSD 15 Downstream of Right earth dam & protection wall
M/s Krishi is the construction agency.
The following tests are conducted in this fortnight
I) Sieve analysis of coarse aggregate & fine aggregate ii) flakiness & elongation iii) impact test
IV) fineness of cement v) normal consistency vi) initial final setting time, vii) soundness test,
viii) compressive strength of cement test.
The test results are attached to the booklet containing test reports for 3rd & 4th Week of
April -2013.
11. Package no.NSD 16/2, drinking water system.
M/s. Raghava & BVSR is the construction agency.
The SMEC team has inspected the package on 27th of April- 2013
It is reported that the construction of pump house slab concreting of water treatment plant.
The following tests are conducted in this fortnight.
a. Coarse Aggregate:
20mm & 10mm size samples are tested for Sieve analysis, Flakiness index, and Elongation
index.
b. Fine Aggregate:
One sample is tested for Sieve analysis.
c. Cement concrete:
2 no’s slump & 2 no’s temperature tests are conducted and the results of slump are found
to be 38 and 40 mm which are within the limits and passed. The temperature is 34 o C.
Two sets of cc cubes are collected for testing of compressive strength in lab
d. Cement Concrete cubes:
i)One set of cc M-15 grade cubes tested for28 days compressive strength results is 26.660
N/mm2 > Target mean strength 20.775 N/mm2 results are passed .
The test results are attached to the booklet containing test reports for 3 rd & 4th Week of
April -2013.
11. Package no.7, 21st Main Branch Canal km 52.300 to km 117.007:
M/s. GVR Constructions is the construction agency.
The following tests are conducted during this Fortnight.
a. Coarse Aggregate:
Three samples of 40mm, 20mm, and 10mm are tested for Sieve analysis and test results are
Passed.
b. Fine Aggregate:
One test Sieve analysis is conducted and result is found satisfactory.
c. Cement.
One test is conducted for normal consistency, Fineness, Setting Times & Soundness of
cement.
The test results are attached to the booklet containing test reports of 3rd and 4th weeks of
April 2013.
12. Package No DC-11, Shanagapadu Majors 1&2
M/S. Raghava is the agency.
The SMEC team has inspected the package on 25th of April-2013.
It is reported that earth work excavation for filling CNS soils is in progress on both majors in
km 0.000 to km 8.000 of major -1, and km 0.000 to km 8.000 of major-2.
13. Package No DC-14 , Buddaram Major km 0.000 to km 7.107:
M/S. Sri Laxshmi Engineering Company is the agency.
The SMEC team has inspected the package on 27 & 29th of April-2013.
It is reported that earth work banking and resectioning in km 0.025 to km 0.500 and km 4.000
to km 5.000 is in progress.
The following tests are conducted during this Fortnight.
a. Soils
12 No’s FDD & FMC tests are conducted and the results are ranging from 95.48 to 98.19
which are more then 95% the results are passed.
The test results are attached to the booklet containing test reports of 3rd and 4th weeks of
April 2013.
14. Package No 15 , DVR Branch Canal
M/s. SRC-GVR-JV Constructions is the construction agency.
The SMEC team has inspected the package on 16 & 25th of April-2013
It is reported that Earth work sub grade preparation for lining in bed and slopes is in progress
in km 1.400 to km 2.500 L/S & 1.400 to km 1.700 R/S is in progress. Laying CC M15 in km
2.200 to km 2.250 L/S and km 3.000 to km 3.100 L/S & 3.200 to km 3.350 R/S is in progress.
The following tests are conducted during this Fortnight.
a. Soils
2 No’s FDD & FMC tests are conducted and the results are ranging from 96.85 to 97.20 which
are more than 95% the results are passed.
b. Cement concrete:
4 nos slump & 4 nos Temperature tests are conducted and the results of slump are found to
be ranging from 48 to 58 & 300C 320C which are passed.
The test results are attached to the booklet containing test reports of 3rd and 4th weeks of
April 2013.
15. Package No DC-15 , Mangapuram Major:
M/s. SVEC Constructions is the construction agency.
The SMEC team has inspected the package on 27th of April-2013
It is reported that Earth work sub grade preparation for lining in bed and slopes is in progress
in km 2.100 to km 2.152 to km 4.413 to km 4.460 is in progress for mangapuram Major. Lining
CC M15 in km 2.120 to km 2.184 is also is in progress.
The following tests are conducted during this Fortnight.
a. Soils
3 No’s FDD & FMC tests are conducted and the results are ranging from 95.85 to 96.78 which
are more then 95% the results are passed.
b. Cement concrete:
2 nos slump & 2 nos Temperature tests are conducted and the results of slump are found to
be ranging from 44 to 48 & 300C 360C which are passed.
The test results are attached to the booklet containing test reports of 3rd and 4th weeks of
April 2013.
16. Package No DC-17 , Seethampeta Major.
M/S. MR KR Constructions is the agency.
The following tests are conducted for this fort night.
a. Soils
One no soil sample is collected for testing laboratory
One soil sample is tested for sieve analysis, Atterberg limits, Specific gravity, PD test, Moisture
content and Swell index.
b. Compressive Strength of CC:
2 sets of CC M15 cubes are tested for 7 & 28 days compressive strength and the results are
found to be 13.40 N/mm2 which is more than the limit of 10 N/mm2 and 17.77 N/mm2 for 28
days against 15 N/mm2 the results are passed unit weight is found to be 24.30 KN/m3.
The test results are attached to the booklet containing test reports of 3rd and 4th weeks of
April 2013.
17. Package No DC-18 , Kalakota Major:
M/s. Raghava Constructions is the construction agency.
The SMEC team has inspected the package on 29th of April-2013
It is reported that Inspection path work is in progress in km 5.100 to km 5.200 L/S.
18. Package no 18: Mylavaram, Nuzividu Branch canals.
M/S Rani Infra is the construction agency.
The SMEC team has inspected the package on 16th of April-2013.
Attended to the inspection of World bank Team. There is no work at present.
The following tests are conducted during this Fortnight.
a. Soils
One soil sample is tested for sieve analysis, Atterberg limits, Specific gravity, PD test, Moisture
content and Swell index.
b. Compressive Strength of CC:
1 set of CC M15 cube is tested for 28 days compressive strength and the result is found to be
17.10 N/mm2 for 28 days against 15 N/mm2 the result is passed unit weight is found to be
24.30 KN/m3.
The test results are attached to the booklet containing test reports of 3rd and 4th weeks of
April 2013.
19. Package No DC-19 , Damuluru Major:
M/s. Sai Ram Constructions is the construction agency.
The SMEC team has inspected the package on 29th of April-2013
It is reported that Earth work excavation for side slopes in km 30.500 to km 31.000 on both
sides is in progress.
20.
Package No DC-20. Siripuram Major.
M/S MSR Constructions is the agency.
The SMEC team has inspected the package on 16th of April-2013.
Attended to the inspection of World Bank Team. There is no work at present.
The following tests are conducted for this fort night.
a. Fine Aggregate:
One sample is tested for Sieve analysis and found satisfactory.
The test results are attached to the booklet containing test reports of 3rd and 4th weeks of
April 2013.
21.
Package No DC-21. Punyapur Major& Other Majors.
M/S Sai Ram Constructions is the agency.
The SMEC team has inspected the package on 16,24,29 & 30th of April-2013.
Attended to World Bank Team Inspection and adviser & Coordinator’s inspection.
It is reported that the Earth work banking both sides from km 0.000 to km 0.500 and km
5.500 to km 6.500 of Punyapur Major, Earth work raising Banks in km 0.000 to km 3.000 of
Ravikampadu Major -1 and km 0.000 to km 2.000 Telagaram Major and 0.000 to km 0.600 of
Peddaram Major-1, km 0.000 to km 0.560 of Peddaram major-2 , km 0.000 to km 1.000 of
yerrabadu Major & km 0.000 to km 3.000 of Chinthalapadu Major.
The following tests are conducted during this Fortnight.
a. Soils
19 No’s FDD & FMC tests are conducted and compaction efficiency is found to be 95.76% to
96.42% which are more than 95% and the results are passed.
The earlier comments of removal of soils in km 6.280 to km 6.350 is attended by the agency
and good soil is now used.
The test results are attached to the booklet containing test reports of 3rd and 4th weeks of
April 2013.
22.
Package No DC-22. Vutukuru Major.
M/S Raghava Constructions is the agency.
The SMEC team has inspected the package on 29th of April-2013.
It is reported that the Sub grade preparation is in progress in km 0.100 to km 2.000 and laying
templates in km 0.700 to km 1.000 is in progress.
The following tests are conducted during this Fortnight.
a. Soils
4 No’s FDD & FMC tests are conducted and compaction efficiency is found to be 95.72% to
96.41% which are more than 95% and the results are passed.
The test results are attached to the booklet containing test reports of 3rd and 4th weeks of
April 2013.
23.
Package No DC-23. Nidanapuram Major of Madhira Branch canal:
Sri Sai Lakshmi Constructions is the Agency.
The SMEC team has inspected the package on 29 & 30th of April-2013.
Attended to inspection of Adviser & Coordinator
It is reported that the Sub grade preparation is in progress in km 32.100 to km 32.250 L/S is in
progress and laying M15 CC for lining from km 32.100 to km 32.250 L/S is in progress.
The following tests are conducted during this Fortnight.
a. Soils:
2 Nos FDD FMC tests are conducted at banking and the results are ranging from 95.89% to
96.10 % against required 95% for the majors.
b. Coarse Aggregate:
3 Samples are tested for Sieve Analysis and results are passed.
c.Cement concrete:
2 nos slump & 2 nos Temperature tests are conducted and the results of slump are found to
be ranging from 41 to 42 which are within the acceptable limits and passed.
The Temperature is also ranging from 320C to 320C which is within acceptable limit.
Two sets of CC cubes are collected for testing at laboratory.
d.Compressive Strength of CC:
One set of CC M15 cube is tested for 28 days compressive strength and the results is found to
be 17.32 N/mm2 which is more than the limit of 15 N/mm2 and the result is passed. Unit
weight is 24.40 KN/m3.
The test results are attached to the booklet containing test reports of 3rd and 4th weeks of
April 2013.
24. Package No DC-24, Tiruvuru Major, Kakarla Major.
M/s. Swarna Constructions is the construction agency.
The SMEC team has inspected the package on 16 & 30th of April-2013.
Attended to Inspection of World Bank Team and coordinator & Adviser’s inspection there is
no work at present. It is suggested to improve the work men ship of finishing of Cement
concrete structures.
25. Package No DC-25:- Jamalapuram Major:
Sri RAGAVA Constructions is the Agency.
The SMEC team has inspected the package on 30th of April-2013.
Attended to Inspection of Coordinator & Adviser’s there is no work at present
26. Package No DC-27:- Nuzividu Major:
Sri RAGAVA Constructions is the Agency.
The SMEC team has inspected the package on 17 & 24th of April-2013.
Attended to Inspection of World Bank Team.
It is reported that the Earth work banks from km 5.000 to km 6.000 is in progress.
27. Package No DC-28:-Machavaram & Jakkampudi Majors.
Sri Sai Laxshmi Constructions is the Agency.
The SMEC team has inspected the package on 27th of April -2013.
It is reported that the Earth work banking both sides from km 7.000 to km 8.000 of
Machavaram major & km 3.000 to km 4.000 and km 6.000 to km 9.000 of Jakkampudi major
is in progress.
The following tests are conducted during this Fortnight.
a. Soils:
8 Nos FDD FMC tests are conducted at banking and the results are ranging from 95.72% to
96.28 % against required 95% for the majors.
The test results are attached to the booklet containing test reports of 3rd and 4th weeks of
April 2013.
28. Package No DC-29:- Bapulapadu Major: km 0.000 to km 23.900
Sri Sai Laxshmi Constructions is the Agency.
The SMEC team has inspected the package on 27th of April -2013.
It is reported that the Laying of CC Templates is in progress in km 4.000 to km 5.000 is in
progress.
29.
Package No DC-32: Vempadu Major:
Sri BVSR Constructions is the Agency.
The SMEC team has inspected the package on 17,24 & 27th of April-2013.
It is reported that the Earth work removal of silt in km 4.500 to km 5.000 is in progress and
laying M10 CC for foundation in km 4.600 to km 4.650 in Bed.
The following tests are conducted during this Fortnight.
a. Coarse Aggregate:
Six samples are tested for Sieve analysis and results are passed.
b. Fine Aggregate:
Two samples are tested for Sieve analysis and results are passed.
c. Cement concrete:
4 nos slump & 4 nos Temperature tests are conducted and the results of slump are found to
be ranging from 41 to 42 which are within the acceptable limits and passed.
The Temperature is also ranging from 320C to 320C which is within acceptable limit.
Four sets of CC cubes are collected for testing at laboratory.
The test results are attached to the booklet containing test reports of 3rd and 4th weeks of
April 2013.
Project Site Manager
TPQC, NSLC Unit, Khammam
For the N. S. Right canals unit the following SMEC staff are In charge of the noted
packages against them.
5. Project Site Manager/ Project Site Engineer.-M. Basavaiah, M. Ravi Kumar And
K. Lenin Babu
Packages In charge
d. Main canal & Branch canal reaches : 8 to 14 and 19 to 22 (11Nos)
e. Disty committee packages :- DC 33 to DC 80 (Except DC No : 58 & 59) (46 Nos)
6. Technical Inspectors Narasaraopeta : S. Shiva kumar
Packages In charge
d. Main canal & Branch canal reaches : 8 to 12 & 19 to 21 (8 Nos)
e. Disty committee packages :- DC 33 to DC 57 (25 Nos)
7. Technical Inspector Darsi : M. Suvarna Raju , M. Sita Rama Raju
Packages In charge
c. Main canal & Branch canal reaches : 13 to 14 and 22 to 24 (5 Nos)
d. Disty committee packages :- DC 58 to DC 80 (Except 58 & 59)(21 Nos)
Fortnightly QC/QA review report for the 2nd fortnight of April - 2013
is narrated below
(1). Package No: 13, Km: 137.400 to 172. 440:- NSP – Jawahar Canal:M/s RAGHAVA – BVSR (JV) is the construction agency for this package.
This package was not visited during this fortnight.
Tests:
(a). Concrete:Four concrete cube sets have been tested for compressive strength and unit weight.
The compressive strength of C.C. Cubes is found to be varying from 21.32 N/ mm2 to 21.92 N/mm 2
against the allowable limit of 15 N/ mm 2 for 28 days
The unit weight of the concrete is found to be varying from 24.26 KN/ m 3 / 24.36 KN/m 3 against the
allowable limit of 24 KN/ m 3.
(2). Package No. 23, D.B.C & Pamidipadu Branch Canal, From km: 0.00 to 19.00
M/s RAGHAVA Construction is the construction agency for this package.
The Project site Manager and Project site Engineer has inspected the package one time on 24-04-2013.
Attended for inspection of World Bank Member.
Tests:
(a). Concrete:Two concrete cube sets have been tested for compressive strength and unit weight.
The compressive strength of C.C. Cubes is found to be varying from 21.18 N/ mm2 to 21.89 N/mm 2
against the allowable limit of 15 N/ mm 2 for 28 days
The unit weight of the concrete is found to be varying from 24.29 KN/ m 3 / 24.31 KN/m 3 against the
allowable limit of 24 KN/ m 3.
(3). Package No: 36, Rehabilitation and modernization under distributory committee No: 4
M/s G.V.V Constructions. Hyd. is the construction agency for this package.
The Project site Manager and Project site Engineer has inspected the package one time on 24-04-2013.
Re sectioning of canal banks is under progress from km 0.000 to km 4.146 of Pedakodamagulu Major.
Tests:
No tests are conducted only sectioning is under progress.
(4).Package No: 42, Rehabilitation and modernization under distributory committee No: 10
Nekarikallu:-
M/s Sai lakshmi Construction. Hyderabad is the construction agency for this package.
The Project site Manager and Project site Engineer has inspected the package two times on 23-04-2013
& 30-04-2013.
It is reported construction of drop at km 9.120; km 15.054 at super structure level is under progress.
It is reported that construction of drop at km 14.820, U/S top lift is under progress at super structure
level.
Tests:
(a). Coarse Aggregate:Six Coarse Aggregate samples have been tested for Sieve Analysis and three coarse aggregate samples
have been tested for Elongation Index, flakiness index, abrasion, Impact and Crushing values.
The coarse aggregate consists of 40 mm, 20 mm & 10 mm.
The gradation analysis conducted on six samples of the Coarse Aggregate is found to be within the
allowable limits.
The Elongation Index of 40 mm, 20 mm & 10 mm are found to be 16.81 %, 15.93 % &
13.06 % as against the allowable limit of 25%.
The flakiness index of 40 mm, 20 mm & 10 mm coarse aggregate are found to be 18.28%, 17.24 % &
16.69 % against the allowable limit of 25 %.
The Coarse Aggregate is also tested for crushing, impact value and abrasion value.
The crushing value of the coarse aggregate is found to be 21.88 % as against the maximum limit of 45%
The abrasion value of the aggregate is found to be 23.56 % as against the allowable limit of 45 %.
The impact value of the aggregate is found to be 21.52 % as against the maximum limit of
45 %.
(b). Fine Aggregate:Two fine aggregate samples have been tested for gradation analysis and for silt and clay, fineness
modulus, Moisture content, Specific gravity and bulkage.
The fine aggregate with fineness modulus of varying from 2.584 to 2.714 is falling under Zone II and is
suitable for making concrete.
The Silt and clay is found to be 1.18 % which is less than the allowable limit of 4 %.
The Bulkage is found to be 1.86 % which is within the allowable limit of 5 %.
The moisture content is found to be 0.19 % which is within the allowable limits.
The specific gravity is found to be 2.65 which is within the allowable limits.
(c). Cement:Two cement samples 53 grade Sagar Priya cement have been tested for Fineness, normal consistency
and setting times.
The fineness of cement is found to be varying from 2.7 % to 3.7 % which is within the allowable limits
of 10%.
The Normal consistency is found to be 29.0 % which is within the allowable limit.
The initial setting time of cement is found to be 119 Min as against the minimum limit 30 Min.
The final setting time of the cement has found to be 388 Min which are within the maximum limit of
600 Min.
(d). Concrete:Two concrete samples have been tested for slump and temperature.
The slump of concrete is found to be varying from 43 mm to 45 mm against the allowable limit of 60
mm.
The temperature of the concrete is found to be varying from 30 o C to 31 o C against the allowable limit
of 15 o C – 32 o C.
(e). P H Value:
One water samples have been collected for testing P H value.
The P H Value is found to be varying from 7.32 against the allowable limit of 6.0 to 9.0.
(5). Package No: 44, Rehabilitation and modernization under distributory Committee No: 13
M/S. Srinivasa Constructions. Hyderabad is the construction agency for this package.
The Project site Manager and Project site Engineer has inspected the package two times on 18-042013 & 26-04-2013.
It is reported that construction of drops at km 7.074, km 7.276, km 7.577, km 7.779 is under progress
at super structure level.
Tests:
(a). Coarse Aggregate:Six Coarse Aggregate samples have been tested for Sieve Analysis and three coarse aggregate samples
have been tested for Elongation Index, flakiness index, abrasion, Impact and Crushing values.
The coarse aggregate consists of 40 mm, 20 mm & 10 mm.
The gradation analysis conducted on six samples of the Coarse Aggregate is found to be within the
allowable limits.
The Elongation Index of 40 mm, 20 mm & 10 mm are found to be 18.25 %, 17.24 % &
18.33 % as against the allowable limit of 25%.
The flakiness index of 40 mm, 20 mm & 10 mm coarse aggregate are found to be 17.83%, 16.77 % &
16.61 % against the allowable limit of 25 %.
The Coarse Aggregate is also tested for crushing, impact value and abrasion value.
The crushing value of the coarse aggregate is found to be 29.20 % as against the maximum limit of 45%
The abrasion value of the aggregate is found to be 25.48 % as against the allowable limit of 45 %.
The impact value of the aggregate is found to be 21.02 % as against the maximum limit of
45 %.
The specific gravity of C.A is found to be 2.70 which is within the allowable limits.
The water absorption of C.A is found to be 0.20 which is within the allowable limits.
The Bulk density is found to be 1340 kg/m 3 and 1369 Kg/ m 3.
(b). Fine Aggregate:Two fine aggregate samples have been tested for gradation analysis and for silt and clay, fineness
modulus, Moisture content, Specific gravity and bulkage.
The fine aggregate with fineness modulus of varying from 2.661 to 2.685 is falling under Zone II and is
suitable for making concrete.
The Silt and clay is found to be 2.40 % which is less than the allowable limit of 4 %.
The Bulkage is found to be 3.27 % which is within the allowable limit of 5 %.
The moisture content is found to be 0.55 % which is within the allowable limits.
The specific gravity is found to be 2.68 which is within the allowable limits.
(c). Cement:Two cement samples 53 grade Sri Chakra cement have been tested for Fineness, normal consistency
and setting times.
The fineness of cement is found to be varying from 3.5 % to 4.0 % which is within the allowable limits
of 10%.
The Normal consistency is found to be 28.8 % which is within the allowable limit.
The initial setting time of cement is found to be 106 Min as against the minimum limit 30 Min.
The final setting time of the cement has found to be 417 Min which are within the maximum limit of
600 Min.
The soundness of cement is found to be 2.66 mm against the allowable limit of 10 mm.
(d). P H Value:
One water samples have been collected for testing P H value.
The P H Value is found to be varying from 7.28 against the allowable limit of 6.0 to 9.0.
(6). Package No: 47, Rehabilitation and modernization under distributory Committee No: 15
M/s Haigreva Infra Tech Pvt Ltd. Hyderabad is the construction agency for this package.
The Project site Manager and Project site Engineer has inspected the package one time on
17-04-2013.
It is reported that Construction of drops at km 39.060, 39.463, km 40.066 at super structure level is
completed.
Tests:
(a). Coarse Aggregate:Three Coarse Aggregate samples have been tested for Sieve Analysis.
The coarse aggregate consists of 40 mm, 20 mm & 10 mm.
The gradation analysis conducted on three samples of the Coarse Aggregate is found to be within the
allowable limits.
(b). Fine Aggregate:One fine aggregate sample has been tested for gradation analysis and fineness modulus.
The fine aggregate with fineness modulus of 2.734 and is falling under Zone II and is suitable for
making concrete.
(c). Cement:One Cement samples 53 grade Sagar cement has been tested for Fineness
The fineness of cement is found to be 4.7 % which is within the allowable limits of 10%.
(7). DC Package No: 48, Rehabilitation and modernization under distributory Committee No: 16
M/s Raghava Constructions Hyderabad is the construction agency for this package.
This package was not visited during this fortnight.
Tests:
(a). Concrete:Four concrete cube sets have been tested for compressive strength and unit weight.
The compressive strength of C.C. Cubes is found to be varying from 13.106 N/ mm2 to 13.403 N/mm 2
against the allowable limit of 10 N/ mm 2 for 7 days
The unit weight of the concrete is found to be varying from 24.318 KN/ m 3 / 24.33 KN/m 3 against the
allowable limit of 24 KN/ m 3.
(8). DC Package No: 49, Rehabilitation and modernization under distributory Committee No: 17
M/s B.V.S.R Constructions Hyderabad is the construction agency for this package.
The Project site Manager and Project site Engineer have inspected the package one time on
18-04-2013.
Attended for inspection of Package by Sri. Bhandari World Bank Member.
Tests:
No tests are conducted only sectioning is under progress.
(9). DC Package No: 52 Rehabilitation and modernization under distributory Committee No: 20
M/s B.V.S.R Constructions. Hyderabad is the construction agency for this package.
The Project site Manager and Project site Engineer has inspected the package one time on
26-04-2013.
It is reported that constructions of drops at km 34.160 to km 34.400 of 10 R Chilakapadu Major
Foundation excavation is under progress.
Tests:
(a). Coarse Aggregate:Six Coarse Aggregate samples have been tested for Sieve Analysis and three coarse aggregate samples
have been tested for Elongation Index, flakiness index, abrasion, Impact and Crushing values.
The coarse aggregate consists of 40 mm, 20 mm & 10 mm.
The gradation analysis conducted on six samples of the Coarse Aggregate is found to be within the
allowable limits.
The Elongation Index of 40 mm, 20 mm & 10 mm are found to be 11.49 %, 16.08 % &
17.56 % as against the allowable limit of 25%.
The flakiness index of 40 mm, 20 mm & 10 mm coarse aggregate are found to be 22.44%, 25.44 % &
25.48 % against the allowable limit of 25 %.
The Coarse Aggregate is also tested for crushing, impact value and abrasion value.
The crushing value of the coarse aggregate is found to be 25.44 % as against the maximum limit of 45%
The abrasion value of the aggregate is found to be 25.48 % as against the allowable limit of 45 %.
The impact value of the aggregate is found to be 22.44 % as against the maximum limit of 45 %.
The specific gravity of C.A is found to be 2.74 which is within the allowable limits.
The water absorption of C.A is found to be 0.38 which is within the allowable limits.
The Bulk density is found to be 1447 kg/m 3 and 1416 Kg/ m 3.
(b). Fine Aggregate:Two fine aggregate samples have been tested for gradation analysis and for silt and clay, fineness
modulus, Moisture content, Specific gravity and bulkage.
The fine aggregate with fineness modulus of varying from 2.69 to 2.669 is falling under Zone II and is
suitable for making concrete.
The Silt and clay is found to be varying from 2.21 % to 2.75 % which is less than the allowable limit of
4 %.
The Bulkage is found to be varying from 2.38 % to 3.44 % which is within the allowable limit of 5 %.
The moisture content is found to be 0.57 % which is within the allowable limits.
The specific gravity is found to be 2.63 which is within the allowable limits.
(c). Cement:Two cement samples 53 grade Parasakthi cement have been tested for Fineness, normal consistency
and setting times.
The fineness of cement is found to be varying from 3.5 % to 3.5 % which is within the allowable limits
of 10%.
The Normal consistency is found to be 30 % which is within the allowable limit.
The initial setting time of cement is found to be 103 Min as against the minimum limit 30 Min.
The final setting time of the cement has found to be 407 Min which are within the maximum limit of
600 Min.
The soundness of cement is found to be 2.66 mm against the allowable limit of 10 mm.
(d). P H Value:
One water samples have been collected for testing P H value.
The P H Value is found to be varying from 7.12 against the allowable limit of 6.0 to 9.0.
(10). DC Package No: 56 Rehabilitation and modernization under distributory Committee No: 24
M/s B.V.S.R Constructions. Hyderabad is the construction agency for this package.
The Project site Manager and Project site Engineer has inspected the packages one time on
18-04-2013.
Attended for inspection of Package by Sri. Bhandari World Bank Member.
Tests:
No tests are conducted only sectioning is under progress.
(11). Package No: 60, Rehabilitation and modernization under distributory committee No: 28
M/s B.V.S.R Constructions Hyd. is the construction agency for this package.
The Project site Manager and Project site Engineer has inspected the packages one time on 24-042013.
It is reported that re sectioning of canal banks from km 14.00 to km 18.00 of Inavolu Major is under
progress.
It is reported that construction of drops at km 12.271, km 12.472, km 12.674, km 12.791 km 12.925,
km 13.042, km 13.193, km 13.378 is completed at foundation level and km 12.472, km 12.674 is under
progress at super structure level.
It is suggested to cover the drop walls with wetted gunny bags for continuous curing.
Tests:
(a). Coarse Aggregate:Three Coarse Aggregate samples have been tested for Sieve Analysis.
The coarse aggregate consists of 40 mm, 20 mm & 10 mm.
The gradation analysis conducted on three samples of the Coarse Aggregate is found to be not
conform specified limits.
(b). Fine Aggregate:One fine aggregate sample has been tested for gradation analysis and fineness modulus, silt and clay
and Bulkage.
The fine aggregate with fineness modulus of 2.985 and is falling under Zone II and is suitable for
making concrete.
The Silt and clay is found to be 6.8 % not conform to specification limits.
The Bulkage is found to be 5.26 % not conform to specification limits
The moisture content is found to be 0.17 % which is within the allowable limits.
(c). Cement:One Cement samples 53 grade Sri Chakra cement has been tested for Fineness
The fineness of cement is found to be 12 % not conform to specification limits.
(d). Concrete:Two concrete samples have been tested for slump and temperature.
The slump of concrete is found to be varying from 44 mm to 46 mm against the allowable limit of
60 mm.
The temperature of the concrete is found to be varying from 31 o C to 31.5 o C against the allowable
limit of 15 o C – 32 o C.
(12). Package No: 61, Rehabilitation and modernization under distributory committee No: 29
M/s Raghava Constructions Hyd. is the construction agency for this package.
The Project site Manager and Project site Engineer has inspected the packages one time on 24-042013.
It is reported that construction of drops at km 7.934, km 8.135, km 7.297, km 7.498 is under progress
at super structure level.
Tests:(a). Coarse Aggregate:Three Coarse Aggregate samples have been tested for Sieve Analysis.
The coarse aggregate consists of 40 mm, 20 mm & 10 mm.
The gradation analysis conducted on three samples of the Coarse Aggregate is found to be within the
allowable limits.
(b). Fine Aggregate:One fine aggregate sample has been tested for gradation analysis and fineness modulus.
The fine aggregate with fineness modulus of 2.74 and is falling under Zone II and is suitable for making
concrete.
(c). Cement:One Cement samples 53 grade Sagar cement has been tested for Fineness
The fineness of cement is found to be 2.5 % not conform to specification limits.
(d). Concrete:Two concrete samples have been tested for slump and temperature.
The slump of concrete is found to be varying from 44 mm to 45 mm against the allowable limit of
60 mm.
The temperature of the concrete is found to be varying from 30 o C to 30 o C against the allowable limit
of 15 o C – 32 o C.
(13). DC Package No: 64, Rehabilitation and modernization under distributory committee No: 32
M/s Raghava Construction, Hyderabad is the agency for this package.
Tests:
(a). Concrete:Four concrete cube sets have been tested for compressive strength and unit weight.
The compressive strength of C.C. Cubes is found to be varying from 21.03 N/ mm2 to 22.51 N/mm 2
against the allowable limit of 15 N/ mm 2 for 28 days
The unit weight of the concrete is found to be varying from 24.27 KN/ m 3 / 24.30 KN/m 3 against the
allowable limit of 24 KN/ m 3.
(14). DC Package No: 65, Rehabilitation and modernization under distributory committee No: 33
M/s Sri Sai Lakshmi Construction, Hyderabad is the agency for this package.
The Project site Manager and Project site Engineer has inspected the package one time on 25-04-2013.
Attended the Mission of World bank Member.
Tests:
(a). Concrete:Two concrete cube sets have been tested for compressive strength and unit weight.
The compressive strength of C.C. Cubes is found to be varying from 26.44 N/ mm2 to 26.517 N/mm 2
against the allowable limit of 20 N/ mm 2 for 28 days
The unit weight of the concrete is found to be varying from 24.22 KN/ m 3 / 24.15 KN/m 3 against the
allowable limit of 24 KN/ m 3.
(15). DC Package No: 71, (DC No: 39 of Paidi padu major)
M/s BNB Infracon India Pvt Ltd Hyderabad is the construction agency for this package.
The Project site Manager and Project site Engineer has inspected the package three times on 18-042013, 21-04-2013 & 29-04-2013.
It is reported that right side slope lining is under progress from km 72.520 to km 72.600 of Paidipadu
Major.
Tests:(a). Soils:
Four soil samples have been tested for finding Moisture content.
The moisture content is found to be varying from 6.50 % to 6.70 %.
Nine soil sample cores have been collected for testing F.D.D and moisture content for finding
compaction of sub grade.
The F.D.D. is found to be varying from 1.810 to 1.839 with moisture content is found to be varying
from 13.70 %.
The % of compaction is found to be varying from 95.56 % to 97.25 % and 91.96 against the allowable
limit of 95 %. Proctor Density.
(b). Coarse Aggregate:Five Coarse Aggregate samples have been tested for Sieve Analysis and three coarse aggregate
samples have been tested for Elongation Index, flakiness index, abrasion, Impact and Crushing values.
The coarse aggregate consists of 40 mm, 20 mm & 10 mm.
The gradation analysis conducted on five samples of the Coarse Aggregate is found to be within the
allowable limits.
The Elongation Index of 40 mm, 20 mm & 10 mm are found to be 11.82 %, 14.29 % &
14.87 % as against the allowable limit of 25%.
The flakiness index of 40 mm, 20 mm & 10 mm coarse aggregate are found to be 13.04%, 13.16 % &
15.70 % against the allowable limit of 25 %.
The Coarse Aggregate is also tested for crushing, impact value and abrasion value.
The crushing value of the coarse aggregate is found to be 21.33 % as against the maximum limit of 45%
The abrasion value of the aggregate is found to be varying from 25.80 to 27.40 % as against the
allowable limit of 45 %.
The impact value of the aggregate is found to be 20.81 % as against the maximum limit of 45 %.
The specific gravity of C.A is found to be 2.69 which is within the allowable limits.
The water absorption of C.A is found to be 0.4 which is within the allowable limits.
The Bulk density is found to be 1568.43 kg/m 3 .
(c). Fine Aggregate:Two fine aggregate samples have been tested for gradation analysis and for silt and clay, fineness
modulus, Moisture content, Specific gravity and bulkage.
The fine aggregate with fineness modulus of varying from 2.66 to 2. 768 is falling under Zone II and is
suitable for making concrete.
The Silt and clay is found to be 1.35 % which is less than the allowable limit of 4 %.
The Bulkage is found to be 2.04 % which is within the allowable limit of 5 %.
The moisture content is found to be 0.74 % which is within the allowable limits.
The specific gravity is found to be 2.60 which is within the allowable limits.
(d). Cement:Two cement samples 43 grade Penna cement have been tested for Fineness, normal consistency,
setting times and soundness of cement.
The fineness of cement is found to be 4.5 % which is within the allowable limits of 10%.
The Normal consistency is found to be 29.82 % which is within the allowable limit.
The initial setting time of cement is found to be 112 Min as against the minimum limit 30 Min.
The final setting time of the cement has found to be 415 Min which are within the maximum limit of
600 Min.
The soundness of cement is found to be 2.66 mm against the allowable limit of 10 mm.
(e). Concrete:Four concrete samples have been tested for slump and temperature.
Six concrete cube sets have been tested for compressive strength and unit weight.
The slump of concrete is found to be 40 mm to 43 mm against the allowable limit of 60 mm.
The temperature of the concrete is found to be varying from 29.5 o C to 30.5 o C against the allowable
limit of 15 o C – 32 o C.
The compressive strength of C.C. Cubes is found to be 20.59 N/mm 2 to 21.62 N/ mm 2 against the
allowable limit of 15 N/ mm 2 for 28 days
The compressive strength of C.C. Cubes is found to be 13.77 N/mm 2 against the allowable limit of 10
N/ mm 2 for 7 days
The unit weight of the concrete is found to be varying from 24.26 KN/ m 3 to 24.31 KN/m 3 against the
allowable limit of 24 KN/ m 3.
(16). Package No: 75, Rehabilitation and modernization under distributory committee No: 43
M/s Raghava Constructions Hyderabad is the construction agency for this package.
The Project site Manager and Project site Engineer has inspected the package two times on 22-042013& 26-04-2013.
It is reported that right side slope and bed lining is under progress from km 3.025 to km 3.075 and
from km 3.350 to km 3.400 of Veeraiahpalem major.
It is reported that required compaction efficiency is not achieved for the sub grade from km 3.040 and
suggested for rerolling the same duly maintaining the required OMC to get the compaction efficiency
of more than 95 %.
Tests:
(a). Soils:
Six soil sample cores have been collected for testing F.D.D and moisture content for finding
compaction of sub grade.
The F.D.D. is found to be varying from 1.821 to 1.839 with moisture content is found to be varying
from 11.73 to 12.36 %.
The % of compaction is found to be varying from 95.84 % to 96.78 % against the allowable limit of 95
%. Proctor Density.
(b). Coarse Aggregate:Three Coarse Aggregate samples have been tested for Sieve Analysis and three coarse aggregate
samples have been tested for Elongation Index, flakiness index, abrasion, Impact and Crushing values.
The coarse aggregate consists of 40 mm, 20 mm & 10 mm.
The gradation analysis conducted on three samples of the Coarse Aggregate is found to be within the
allowable limits.
The Elongation Index of 40 mm, 20 mm & 10 mm are found to be 16.53 %, 13.76 % &
17.29 % as against the allowable limit of 25%.
The flakiness index of 40 mm, 20 mm & 10 mm coarse aggregate are found to be 14.06%, 14.05 % &
17.50 % against the allowable limit of 25 %.
The Coarse Aggregate is also tested for crushing, impact value and abrasion value.
The crushing value of the coarse aggregate is found to be 21.56 % as against the maximum limit of 45%
The abrasion value of the aggregate is found to be varying from 22.24 to 24.86 % as against the
allowable limit of 45 %.
The impact value of the aggregate is found to be 20.73 % as against the maximum limit of 45 %.
The specific gravity of C.A is found to be 2.67 which is within the allowable limits.
The water absorption of C.A is found to be 0.64 which is within the allowable limits.
The Bulk density is found to be 1430.85 kg/m 3 .
(c). Fine Aggregate:Two fine aggregate samples have been tested for gradation analysis and for silt and clay, fineness
modulus, Moisture content, Specific gravity and bulkage.
The fine aggregate with fineness modulus of varying from 2.616 is falling under Zone II and is suitable
for making concrete.
The Silt and clay is found to be 1.17 % which is less than the allowable limit of 4 %.
The Bulkage is found to be 2.33 % which is within the allowable limit of 5 %.
The moisture content is found to be 0.37 % which is within the allowable limits.
The specific gravity is found to be 2.62 which is within the allowable limits.
(d). Cement:One cement samples 43 grade Sagar cement has been tested for Fineness, normal consistency, setting
times and soundness of cement.
The fineness of cement is found to be 4.4 % which is within the allowable limits of 10%.
The Normal consistency is found to be 29.6 % which is within the allowable limit.
The initial setting time of cement is found to be 102 Min as against the minimum limit 30 Min.
The final setting time of the cement has found to be 407 Min which are within the maximum limit of
600 Min.
The soundness of cement is found to be 3.33 mm against the allowable limit of 10 mm.
(e). Concrete:Four concrete samples have been tested for slump and temperature.
One concrete cube sets has been tested for compressive strength and unit weight.
The slump of concrete is found to be 40 mm to 43 mm against the allowable limit of
60 mm.
The temperature of the concrete is found to be varying from 29.0 o C to 30 o C against the allowable
limit of 15 o C – 32 o C.
The compressive strength of C.C. Cubes is found to be 13.99 N/mm 2 against the allowable limit of 10
N/ mm 2 for 7 days
The unit weight of the concrete is found to be 24.18 KN/m 3 against the allowable limit of 24 KN/ m 3.
(17). Package No: 76, Chimakurthy DC-1 (from km 0.000 to km 29.169):M/s G.V.V Constructions is the construction agency for this package.
Tests:
(a). Concrete:Two concrete cube sets have been tested for compressive strength and unit weight.
The compressive strength of C.C. Cubes is found to be 20.66 to 20.81 N/mm 2 against the allowable
limit of 15 N/ mm 2 for 28 days
The unit weight of the concrete is found to be 24.24 to 24.27 KN/m 3 against the allowable limit of 24
KN/ m 3.
(18). DC Package No: 77, Rehabilitation and modernization under distributory Committee No: 45
M/s Ratna Infra Structure Projects Pvt Ltd is the construction agency for this package.
Tests:(a). Concrete:Two concrete cube sets have been tested for compressive strength and unit weight.
The compressive strength of C.C. Cubes is found to be 20.95 to 21.77 N/mm 2 against the allowable
limit of 15 N/ mm 2 for 28 days
The unit weight of the concrete is found to be 24.30 to 24.31 KN/m 3 against the allowable limit of 24
KN/ m 3.
(19). Package No: 78, Rehabilitation and modernization under distributory committee No: 46
M/s Ratna Infra Structure Projects Pvt Ltd is the construction agency for this package.
The Project site Manager and Project site Engineer has inspected the package one times on 29-042013.
It is reported that preparation of sub grade is under progress from km 4.125 to km 4.325 of
Chilakapadu major.
It is reported the coarse aggregate of 20 mm size is oversize is suggested to remove the same from the
site of work.
Tests:(a). Soils:
Six soil sample cores have been collected for testing F.D.D and moisture content for finding
compaction of sub grade.
The F.D.D. is found to be varying from 1.693 to 1.656 with moisture content is found to be varying
from 12.35 to 13.63 %.
The % of compaction is found to be varying from 95.56 % to 96.61 % against the allowable limit of 95
%. Proctor Density.
(b). Coarse Aggregate:Eight Coarse Aggregate samples have been tested for Sieve Analysis and three coarse aggregate
samples have been tested for Elongation Index, flakiness index, abrasion, Impact and Crushing values.
The coarse aggregate consists of 40 mm, 20 mm & 10 mm.
The gradation analysis conducted on seven samples of the Coarse Aggregate is found to be within the
allowable limits.
The Elongation Index of 40 mm, 20 mm & 10 mm are found to be 16.53 %, 13.76 % &
17.29 % as against the allowable limit of 25%.
The flakiness index of 40 mm, 20 mm & 10 mm coarse aggregate are found to be 14.06%, 14.05 % &
17.50 % against the allowable limit of 25 %.
The Coarse Aggregate is also tested for crushing, impact value and abrasion value.
The crushing value of the coarse aggregate is found to be 21.56 % as against the maximum limit of 45%
The abrasion value of the aggregate is found to be varying from 22.24 to 24.86 % as against the
allowable limit of 45 %.
The impact value of the aggregate is found to be 20.733 % as against the maximum limit of 45 %.
The specific gravity of C.A is found to be 2.70 which is within the allowable limits.
The water absorption of C.A is found to be 0.2 which is within the allowable limits.
The Bulk density is found to be 1542.72 kg/m 3 .
(c). Fine Aggregate:Two fine aggregate samples have been tested for gradation analysis and for silt and clay, fineness
modulus, Moisture content, Specific gravity and bulkage.
The fine aggregate with fineness modulus of varying from 2.616 is falling under Zone II and is suitable
for making concrete.
The Silt and clay is found to be 1.35 % which is less than the allowable limit of 4 %.
The Bulkage is found to be 2.04 % which is within the allowable limit of 5 %.
The moisture content is found to be 0.74 % which is within the allowable limits.
The specific gravity is found to be 2.62 which is within the allowable limits.
(d). Cement:One cement samples 53 grade Sri Chakra cement has been tested for Fineness, normal consistency,
setting times and soundness of cement.
The fineness of cement is found to be 5.0 % which is within the allowable limits of 10%.
The Normal consistency is found to be 30 % which is within the allowable limit.
The initial setting time of cement is found to be 116 Min as against the minimum limit 30 Min.
The final setting time of the cement has found to be 399 Min which are within the maximum limit of
600 Min.
The soundness of cement is found to be 3.00 mm against the allowable limit of 10 mm.
(e). Concrete:Two concrete cube sets has been tested for compressive strength and unit weight.
The compressive strength of C.C. Cubes is found to be 21.32 to 21.40 N/mm 2 against the allowable
limit of 15 N/ mm 2 for 28 days
The unit weight of the concrete is found to be 24.25 to 24.26 KN/m 3 against the allowable limit of 24
KN/ m 3.
(20). Package No: 79, Rehabilitation and modernization under distributory committee No: 47
M/s Raghava constructions. Hyderabad is the agency for this package.
The Project site Engineer has inspected the package one time on 25-04-2013.
It is reported that re sectioning of canal is under progress from km 10.805 to 11.418 of Ethamukkala
Major.
Tests:No tests are conducted as only re sectioning is under progress.
(21). Package No: 80, Rehabilitation and modernization under distributory committee No: 48
M/s Ratna Constructions Hyderabad is the construction agency for this package.
The Project site Engineer have inspected the package two times on 17-04-2013 &
23-04-2013.
It is reported re sectioning of canal is under progress form km 5.000 to km 7.000 of Koppolu Major.
It is reported the required compaction efficiency of 95 % not achieve at km 5.6 of L/Bank on Koppolu
major and suggested for rerolling the same duly maintaining the required compaction efficiency is
more than 95 %.
Tests:(a). Soils:
Eight soil samples have been tested for finding Moisture content.
The moisture content is found to be varying from 6.25 % to 7.50 %.
Eleven soil sample cores have been collected for testing F.D.D and moisture content for finding
compaction of sub grade.
The F.D.D. is found to be varying from 1.531 to 1.641 with moisture content is found to be varying
from 12.35 to 14.28 %.
The % of compaction is found to be varying from 95.43 % , 97.21 % and 90.69 (at km 5.6 on L/Bank )
against the allowable limit of 95 %. Proctor Density.