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 # 042A4904 Cty SF Rte 280 PM R4.8/R6.2 Vendor # |
REPORT OF LABORATORY TESTING |
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Resident Engineer: |
Jose David |
Date Reported: |
07/13/2017 |
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Address: |
TL Number: |
201655 |
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City: |
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Project Name: BRIDGE POLYESTER CONCRETE OVERLAY, DRAINAGE AND BARRIER RECONSTRUCTION |
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Prime Contractor: Myers and Sons / RL Wadsworth JV |
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Sample Taken Date: |
06/14/2017 |
Mix Design: |
1521431 |
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Contractor: Unknown |
Location: THE CITY AND COUNTY OF SAN FRANCISCO AT VARIOUS LOCATIONS FROM 0.5 MILE NORTH OF ROUTE 280/101 SEPARATION TO 0.2 MILE SOUTH OF 20TH STREET 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 | 6.01 | 28.37 | 163930 | 5778.3 | 1 |
2 | 6.01 | 28.37 | 144394 | 5089.7 | 1 |
DIME Test ID: 2017-06-14-18-1
Number of specimens: 2
Compressive strength (to nearest 10 psi): 5430
Age of specimen: 28 days
Certified By: Mike Mullins
*Subject to final inspection by the Resident Engineer. |
TL- Report of Laboratory Testing