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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 # 042J0004 Cty CC Rte 4 PM R16.4/R17.4;R19.5/R20.7 Vendor # |
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REPORT OF LABORATORY TESTING |
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Resident Engineer: |
AMIR HATEFI |
Date Reported: |
10/25/2019 |
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Address: |
TL Number: |
023173 |
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City: |
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Project Name: INSTALL FREEWAY LIGHTING AND PLACE HIGH VISIBILITY TRAFFIC STRIPES. |
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Prime Contractor: PACIFIC INFRASTRUCTURE CONSTRUCTION |
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Sample Taken Date: |
09/27/2019 |
Mix Design: |
1596419 |
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Contractor: Unknown |
Location : CONTRA COSTA COUNTY IN AND NEAR PITTSBURG FROM 0.4 MILE WEST TO 0.6 MILE EAST OF WILLOW PASS ROAD UNDERCROSSING AND FROM 0.6 MILE WEST TO 0.6 MILE EAST OF BAILEY ROAD UNDERCROSSING |
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Structure unique identifier: |
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Structure name: |
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Location of Pour: Unknown |
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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
Cured in accordance with ASTM C511
| 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 | 5.97 | 27.98 | 133204 | 4760.7 | 1 |
| 2 | 5.98 | 28.07 | 132377 | 4716.0 | 1 |
| 3 | 5.96 | 27.88 | 137656 | 4937.4 | 1 |
| 4 | 5.97 | 27.98 | 136801 | 4889.2 | 1 |
DIME Test ID: 2019-09-27-21-1
Number of specimens: 4
Compressive strength (to nearest 10 psi): 4830
Age of specimen: 28 days
Certified By: Larry McCrum
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*Subject to final inspection by the Resident Engineer. |
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TL- Report of Laboratory Testing
