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 # 044G8204 Cty MRN Rte 101 PM 10.6/10.8 Vendor # |
REPORT OF LABORATORY TESTING |
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Resident Engineer: |
Dawit Habteselassie |
Date Reported: |
10/21/2021 |
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Address: |
TL Number: |
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City: |
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Project Name: REPLACE SAN RAFAEL HARBOR BRIDGE (ABC) |
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Prime Contractor: Gordon N. Ball |
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Sample Taken Date: |
09/22/2021 |
Mix Design: |
SL3172CE |
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Contractor: Unknown |
Location: MARIN COUTY, IN SAN RAFAEL, FROM ROUTE 101 NORTHBOUND OFF-RAMP TO 2ND STREET |
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Structure unique identifier: |
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Structure name: Harbor Bridge |
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Location of Pour: closure 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 | 103536 | 8117.0 | 1 |
2 | 4.04 | 12.82 | 105425 | 8224.0 | 4 |
3 | 4.03 | 12.76 | 104759 | 8213 | 4 |
DIME Test ID: 2021-09-22-24-1
Number of specimens: 3
Compressive strength (to nearest 10 psi): 8180
Age of specimen: 29 days
Certified By: Spencer Adams
*Subject to final inspection by the Resident Engineer. |
TL- Report of Laboratory Testing