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 # 042K1904 Cty SF Rte 101 PM 2.0-2.84,R44.2 Vendor # |
REPORT OF LABORATORY TESTING |
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Resident Engineer: |
Charles Koos |
Date Reported: |
08/31/2022 |
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Address: |
TL Number: |
197231 |
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City: |
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Project Name: Bridge removal, struct conc bridge, clean-paint steel, MGS & lighting. |
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Prime Contractor: Disney Construction |
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Sample Taken Date: |
08/23/2022 |
Mix Design: |
1626117 |
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Contractor: Unknown |
Location: CONSTRUCTION ON STATE HIGHWAY IN SAN MATEO COUNTY AND IN THE CITY AND COUNTY OF SAN FRANCISCO AT VARIOUS LOCATIONS. |
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Structure unique identifier: |
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Structure name: |
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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 | 6.02 | 28.46 | 129666 | 4556.0 | 1 |
2 | 6.02 | 28.46 | 132386 | 4651.0 | 1 |
DIME Test ID: 2022-08-23-80-1
Number of specimens: 2
Compressive strength (to nearest 10 psi): 4600
Age of specimen: 8 days
Certified By: Spencer Adams
*Subject to final inspection by the Resident Engineer. |
TL- Report of Laboratory Testing