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Charles D. Baker; Governor Karyn E. Polito. Lieutenant Governor Stephanie Pollack. Secretary & CEO Thomas Tinlin, Acting Administrator
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~~ighway Division
May 11, 2015
Mr. Walter Staples
Technical Director
Boston Sand & Gravel Co.
100 N. Washington Street 2nd Floor
Boston, MA 02114
Dear Sir,
The following cement concrete mix design submittals have been reviewed by this section and are approved as specified
below, subject to performance at the plant, on the project or in the laboratory. Any changes will require new mix design
submittals and trial batches.
Approved Plant Location:
ROSENFELD CONCRETE - HOPEDALE, MA
Approved Cementitious & Mitigating Materials:
Cl: TYPE I I II HOLCIM - HOLLY HILL, SC; FA: TYPE F HEADWATERS RESOURCES- SOMERSET, MA; FA:
TYPE F ENEL POWER- TORREVALDALIGA; SLAG: TYPE I 00 HOLCIM GRANCEM - CAMDEN, NJ
Approved Aggregates:
FINE: ROSENFELD . - HOPEDALE, MA; 3/8": ROSENFELD - HOPEDALE, MA; 3/4":
HOPEDALE, MA; 1.5": ROSENFELD - HOPEDALE, MA
ROSENFELD ­
Approved Admixtures:
ADI: TYPE C260 BASF - MASTER AIR AE 200; AD2: TYPE A,B,D BASF - MASTER POZZOLITH 700; ADJ:
TYPE B,D BASF - MASTER SET R 100; AD4: TYPE A,F BASF - MASTER GLENIUM 7500; AD6: TYPE A.F
BASF - MASTER POL YHEED I 025
Approved Mix Designs:
I.) 3000 PSI ; 314" ; CI: 338 LBS. ; FA I: 78 LBS. ; SLAG: I 04 LBS. ; AD I: 4 OZ. ; AD2: 15.6 OZ.
2.) 3000 PSI; 1.5"; Cl: 312 LBS.; FA!: 72 LBS.; SLAG: 96 LBS . ; ADI: 2.5 OZ.; AD2: 14.4 OZ.
3.) 3500 PSI; 1.5''; Cl: 344 LBS.; FAI: 80 LBS.; SLAG: 106 LBS.; ADI: 2.7 OZ.; AD2: 15.9 OZ.
4.) 4000 PSI; 3/8"; Cl: 448 LBS.; FA!: 104 LBS.; SLAG: 138 LBS.; ADI: 5.3 OZ.; AD2: 20.7 OZ.
5.) 4000 PSI; 3/4"; CI: 429 LBS.; FA!: 99 LBS.; SLAG: 132 LBS.; ADI: 6 OZ.; AD2: 19.8 OZ.
6.) 4000 PSI; 1.5"; Cl: 410 LBS. ; FA!: 95 LBS.; SLAG: 126 LBS.; ADI: 3.2 OZ.; AD2: 18.9 OZ.
7.) 4000 PSI; TREMIE; 3/8"; Cl: 520 LBS.; FA!: 120 LBS.; SLAG: 160 LBS.; ADI: 3.5 OZ.; AD3: 32 OZ.
8.) 4000 PSI; 3/8"; Cl: 448 LBS.; FA!: 104 LBS.; SLAG: 138 LBS.; ADI: 2.1 OZ.; AD6: 38 OZ.
9.) 4000 PSI; 314"; Cl: 520 LBS.; FAI: 130 LBS.; ADI: 3 OZ.; AD6: 39 OZ.
10.) 4000 PSI; 3/4"; Cl: 423 LBS. ; FAI: 97 LBS.; SLAG: 130 LBS.; ADI: 3 OZ.; AD6: 35.8 OZ.
11.) 4000 PSI; 1.5"; Cl: 400 LBS.; FA!: 95 LBS.; SLAG: 125 LBS.; ADI: 1.6 OZ.; AD6: 37.2 OZ.
Leading the Nation in Transportation Excellence
Four Hundred D Street, Boston. MA 02110
Tel: 617-951-0590, TDD: 617-973-7306
www.mass.gov/massdot
12.) 5000 PSI; 314"; Cl: 461 LBS.; FAl: 107 LBS.; SLAG: 142 LBS.; ADI: 1 OZ.; AD3: 14.2 OZ.; AD4: 32
oz.
13.) ; CDF TYPE 1E,2E; Cl: 50 LBS.; FAl: 250 LBS.
14.) ; CDF TYPE 1,2; Cl: 100 LBS.; FAl: 250 LBS.
15.) ; CDF TYPE 1,2; Cl: 150 LBS.; FAl: 250 LBS.
Sincerely,
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Attachments
C: District 3 Materials Engineer
R&M Job File
Director of Research and Materials