Document No :
LBDB-CAL-50-101-A4
Status : IFA
04/07/2023
4 OF
20
CALCULATION SHEET FOR STORAGE TANK
10.000 KL FOUNDATION
Discipline : Civil & Structure
1
Revision : 0
Date :
Page :
Document Type : Calculation
GENERAL
1.1 Scope
This document presents calculation of foundation for Pertamax Storage Tank for proyek "Pembangunan
Tangki kapasitas 3x10.000 KL Labuhan Deli Project".
1.2. CODE AND STANDARDS
- ACI 318-02
- ASCE 7/05
- UBC 1997 Volume 2
- Bowles, J. E.
- Tomlinson, M. J.
- SNI-03 1726-2012
- SNI 03-2847-2002
2
Building Code Requirements for Structural Concrete and Commentary
Minimum Design Loads for Buildings and Other Structures
Uniform Building Code
Foundation Analysis and Design: 4th edition", McGraw-Hill,Inc.
Pile Design and Construction Practices: 4th edition", E&FN Spon
Tata cara perencanaan ketahanan gempa untuk struktur bangunan gedung
dan non gedung
Tata cara perencanaan struktur beton untuk bangunan gedung
SUMMARY CALCULATION RESULT
From result of the design calculation, all part of concrete foundation structure are tabulated as bellow :
308.8 Ton
=
3028.4517 kN =
Berat Tangki kosong (Tank Empty weight)
9,378.2 Ton
=
91970.392 kN =
Berat Tangki ketika Operasi (Tank Operating weight)
11,166.6 Ton
=
109508.55 kN =
Berat Tangki ketika Hydro test (Tank Test weight)
Pile
Type
Diameter Size (mm)
Length (m)
Total (pcs)
Use Spun pile:
500
180
55
Allowable capacity 1 pile :
76.83 Ton dengan SF 2.5
Ultimate capacity 1 pile :
192.1 Ton
Slab
Rebar use
Dimension
Diameter (m)
Bottom rebar
Thicknes (m) Top rebar
35.9
D 16-150
D 16-150
0.50
3
QUALITY OF MATERIAL
a. Concrete
for structure concrete
f'c =
for Spun pile
f'c =
( f'c = compressive strength of concrete )
Beban terbesar
1 pile (ton)
74.76
Convinement
Bar
2D13
=
=
25.00 Mpa
52.00 Mpa
b. Reinforcing bar ASTM A615 or JIS G3112 SR 390/40 or SII 0136-84 BJTD 40
deformed steel bar
fy = =
plain steel bar
c. Spun Pile Diamter 500 mmm
- Class A1 :
Outer Diameter
Concrete Strength
Pile Depth/ length
Elastic Modulus
Cracking Moment
Ultimate Moment
Pile Allowable Axial Load
Nominal Weight
fys =
D=
fc' =
L=
Ep =
Mcrack =
Mult =
Pult =
q-DL =
=
400 MPa
240 MPa
500 mm
52.00
55
23500
10.5
10.5
185.3
290.00
Beban terkecil
1.pile (Ton)
52.82
MPa
m
Mpa
Ton.m
Ton.m
Ton
kg/m
=
=
K-250
K-600
CALCULATION SHEET FOR STORAGE TANK
10.000 KL FOUNDATION
Discipline : Civil & Structure
4
5
UNIT WEIGHT OF MATERIAL
Reinforced Concrete
Lean Concrete
Steel
Soil
Water
Document Type : Calculation
=
=
=
=
=
Revision : 0
Date :
Page :
24.00
22.00
78.50
9.61
10.00
Document No :
LBDB-CAL-50-101-A4
Status : IFA
04/07/2023
5
OF
20
kN/m3
kN/m3
kN/m3
kN/m3
kN/m3
CALCULATION
5.1 Foundation Data
Pile Capacity
Diameter of pile
Length of pile
= 500
= 0.5
= 55
mm
m
m
Allowable Pile compression and tension, refer to Attachment C "Pile Capacity "(Permanent and Temporary
Condition).
Allowable Pile Bearing
Capacity
Permanent
Condition
Compression
Tension
Lateral
(kN)
753.41
251.39
83.68
Pile Group Efficiency =
0.96
d=
s=
0.5
3
(Ton)
76.83
25.64
8.53
Temporary / Test Load
Condition
(kN)
(Ton)
1002.03
102.18
334.36
34.09
111.30
11.35