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 # 033F5304 Cty ED Rte 50 PM 67.3
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 # 033F5304 Cty ED Rte 50 PM 67.3 Vendor # |
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REPORT OF LABORATORY TESTING |
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Resident Engineer: |
Nathan Alterton |
Date Reported: |
10/28/2020 |
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Address: |
TL Number: |
11 |
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City: |
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Project Name: ECHO SUMMIT BRIDGE IS A 24-FT WIDE, THREE-SPAN, REINFORCED CONCRETE GIRDER BRIDGE |
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Prime Contractor: Q & D CONSTRUCTION, INC |
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Sample Taken Date: |
09/30/2020 |
Mix Design: |
M680 |
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Contractor: Unknown |
Location : EL DORADO COUNTY NEAR MEYERS AT ECHO SUMMIT SIDEHILL VIADUCT |
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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 | 6.01 | 28.37 | 129946 | 4581.0 | 1 |
| 2 | 5.99 | 28.18 | 129201 | 4585.0 | 1 |
DIME Test ID: 2020-09-30-8-1
Number of specimens: 2
Compressive strength (to nearest 10 psi): 4580
Age of specimen: 28 days
Certified By: Bang Nguyen
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*Subject to final inspection by the Resident Engineer. |
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TL- Report of Laboratory Testing