DEPARTMENT OF TRANSPORTATION
DIVISION OF ENGINEERING SERVICES
MATERIALS ENGINEERING AND TESTING SERVICES
Concrete Materials Testing Branch
5900 Folsom Blvd.
Sacramento, CA 95819
916-227-7205
Contract # 033H72U4 Cty BUT Rte 70 PM 5.6/9.1
Vendor #
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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 # 033H72U4 Cty BUT Rte 70 PM 5.6/9.1 Vendor # |
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REPORT OF LABORATORY TESTING |
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Resident Engineer: |
Dan Rechs |
Date Reported: |
08/28/2020 |
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Address: |
TL Number: |
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City: |
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Project Name: ROADWAY EXCAVATION, PLACE HMA & RHMA, & CONSTRUCT DRAINAGE SYSTEMS. |
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Prime Contractor: BALDWIN CONTRACTING COMPANY INC. DBA. KNIFE RIVER CONSTRUC TION |
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Sample Taken Date: |
08/21/2020 |
Mix Design: |
6316p25 |
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Contractor: Unknown |
Location : BUTTE COUNTY NEAR OROVILLE FROM 0.2 MILE NORTH OF COX LANE TO 0.1 MILE NORTH OF PALERMO ROAD |
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Structure unique identifier: |
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Structure name: |
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Location of Pour: |
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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 | 5.98 | 28.09 | 100005 | 3561.0 | 1 |
| 2 | 5.97 | 27.99 | 97541 | 3485.0 | 1 |
DIME Test ID: 2020-08-21-9-1
Number of specimens: 2
Compressive strength (to nearest 10 psi): 3520
Age of specimen: 7 days
Certified By: Mike Mullins
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*Subject to final inspection by the Resident Engineer. |
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TL- Report of Laboratory Testing