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 # 044G8914 Cty CC Rte 580 PM 5.8 Vendor # |
REPORT OF LABORATORY TESTING |
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Resident Engineer: |
Luis Melendez |
Date Reported: |
10/19/2021 |
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Address: |
TL Number: |
839326 |
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City: |
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Project Name: BRIDGE SEISMIC RETROFIT |
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Prime Contractor: Golden State Bridge |
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Sample Taken Date: |
09/21/2021 |
Mix Design: |
D101C5E1 |
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Contractor: Unknown |
Location: CONTRA COSTA COUNTY IN RICHMOND AT SCOFIELD AVENUE UNDERCROSSING |
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Structure unique identifier: |
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Structure name: Column retrofit |
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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 |
---|---|---|---|---|---|
1 | 5.99 | 28.18 | 111305 | 3950.0 | 1 |
2 | 6.01 | 28.37 | 109117 | 3846.0 | 1 |
DIME Test ID: 2021-09-21-27-1
Number of specimens: 2
Compressive strength (to nearest 10 psi): 3900
Age of specimen: 14 days
Certified By: Spencer Adams
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 |
---|---|---|---|---|---|
1 | 5.98 | 28.09 | 150730 | 5367.0 | 1 |
2 | 6.01 | 28.37 | 149427 | 5267.0 | 1 |
DIME Test ID: 2021-09-21-27-2
Number of specimens: 2
Compressive strength (to nearest 10 psi): 5320
Age of specimen: 28 days
Certified By: Spencer Adams
*Subject to final inspection by the Resident Engineer. |
TL- Report of Laboratory Testing