Gavin Newsom, Governor |
DEPARTMENT OF TRANSPORTATIONDIVISION OF ENGINEERING SERVICES MATERIALS ENGINEERING AND TESTING SERVICES Concrete Materials Testing Branch 5900 Folsom Blvd. Sacramento, CA 95819 916-227-7205 |
Contract # 040A7104 Cty ALA Rte 880 PM 28.4/29.2 Vendor # |
REPORT OF LABORATORY TESTING |
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Resident Engineer: |
Joy Cheung |
Date Reported: |
05/03/2017 |
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Address: |
TL Number: |
195901 |
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City: |
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Project Name: WIDEN ROADS, RECONSTRUCT RAMPS WITH HMA, REPLACE 2 CONC OVERCROSSINGS. |
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Prime Contractor: RGW Construction |
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Sample Taken Date: |
04/28/2017 |
Mix Design: |
D101C5R1 |
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Contractor: Unknown |
Location: ALAMEDA COUNTY IN ALAMEDA AND OAKLAND FROM 0.2 MILE SOUTH OF 29TH AVENUE OVERCROSSING TO 0.3 MILE NORTH OF 23RD AVENUE OVERCROSSING. |
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Structure unique identifier: Unknown |
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Structure name: Unknown |
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Location of Pour: Unknown |
The following testing has been tested in accordance with:
ASTM C39-17a : Standard Test Method for Compressive Strength of Cylindrical Concrete Specimens
Capped in accordance with ASTM C617/CTM521
Specimen | Average diameter of cylinder (in) | Cross sectional area of cylinder (in^2) | Maximum load on cylinder (lb) | Compressive strength of cylinder (psi) | Type of fracture pattern of cylinder |
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1 | 6.00 | 28.27 | 76196 | 2695.3 | 1 |
2 | 6.00 | 28.27 | 79098 | 2797.9 | 1 |
DIME Test ID: 2017-04-28-1-1
Number of specimens: 2
Compressive strength (to nearest 10 psi): 2750
Age of specimen: 3 days
Certified By: Mike Mullins
ASTM C39-17a : Standard Test Method for Compressive Strength of Cylindrical Concrete Specimens
Capped in accordance with ASTM C617/CTM521
Specimen | Average diameter of cylinder (in) | Cross sectional area of cylinder (in^2) | Maximum load on cylinder (lb) | Compressive strength of cylinder (psi) | Type of fracture pattern of cylinder |
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1 | 6.01 | 28.37 | 64737 | 2281.9 | 4 |
2 | 6.01 | 28.37 | 91131 | 3212.2 | 1 |
DIME Test ID: 2017-04-28-1-2
Number of specimens: 2
Compressive strength (to nearest 10 psi): 2750
Age of specimen: 5 days
Certified By: Bang Nguyen
*Subject to final inspection by the Resident Engineer. |
TL- Report of Laboratory Testing