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 # 042J7404 Cty SM Rte 101 PM 0.9/23.4 Vendor # |
REPORT OF LABORATORY TESTING |
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Resident Engineer: |
Peter Lam |
Date Reported: |
04/05/2024 |
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Address: |
TL Number: |
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City: |
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Project Name: REMOVE BRIDGES (PORTIONS), BRIDGE BARRIERS, CONCRETE BARRIERS, & HMA. |
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Prime Contractor: Graniterock (Matt Christie) |
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Sample Taken Date: |
03/08/2024 |
Mix Design: |
57S590 |
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Contractor: Unknown |
Location: SAN MATEO COUNTY AT VARIOUS LOCATIONS FROM UNIVERSITY AVENUE OVERCROSSING TO SIERRA POINT OFF RAMP OVERCROSSING |
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Structure unique identifier: 35-0113 |
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Structure name: University Ave |
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Location of Pour: |
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 | 4.03 | 12.76 | 73715 | 5779.0 | 1 |
2 | 4.03 | 12.76 | 67259 | 5273.0 | 1 |
3 | 4.02 | 12.69 | 76746 | 6047 | 1 |
DIME Test ID: 2024-03-08-44-2
Number of specimens: 3
Compressive strength (to nearest 10 psi): 5700
Age of specimen: 28 days
Certified By: Spencer Adams
*Subject to final inspection by the Resident Engineer. |
TL- Report of Laboratory Testing