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 # 043Y5304 Cty SON Rte 1 PM 38.25, 38.25/38.25 Vendor # |
REPORT OF LABORATORY TESTING |
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Resident Engineer: |
John Collins |
Date Reported: |
09/15/2023 |
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Address: |
TL Number: |
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City: |
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Project Name: Slope stabilization |
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Prime Contractor: Gordon N Ball, Inc. |
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Sample Taken Date: |
08/18/2023 |
Mix Design: |
72105093R |
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Contractor: Unknown |
Location: |
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Structure unique identifier: |
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Structure name: Retaining Wall at PM-38 |
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Location of Pour: Waler |
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 | 4.01 | 12.63 | 52097 | 4125.0 | 1 |
2 | 4.01 | 12.63 | 49316 | 3905.0 | 1 |
3 | 4.01 | 12.63 | 47344 | 3749 | 4 |
DIME Test ID: 2023-08-18-2-1
Number of specimens: 3
Compressive strength (to nearest 10 psi): 3930
Age of specimen: 7 days
Certified By: Spencer Adams
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 | 63677 | 4992.0 | 1 |
2 | 4.02 | 12.69 | 61014 | 4807.0 | 1 |
3 | 4.00 | 12.57 | 66748 | 5312 | 1 |
DIME Test ID: 2023-08-18-2-2
Number of specimens: 3
Compressive strength (to nearest 10 psi): 5040
Age of specimen: 14 days
Certified By: Spencer Adams
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 |
---|---|---|---|---|---|
1 | 4.01 | 12.63 | 69999 | 5543.0 | 1 |
2 | 4.01 | 12.63 | 67124 | 5315.0 | 1 |
3 | 4.01 | 12.63 | 75710 | 5995 | 1 |
DIME Test ID: 2023-08-18-2-3
Number of specimens: 3
Compressive strength (to nearest 10 psi): 5620
Age of specimen: 28 days
Certified By: Spencer Adams
*Subject to final inspection by the Resident Engineer. |
TL- Report of Laboratory Testing