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 # 044J2104 Cty NAP Rte 121 PM 18.6
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 # 044J2104 Cty NAP Rte 121 PM 18.6 Vendor # |
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REPORT OF LABORATORY TESTING |
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Resident Engineer: |
Paramdeep Brar |
Date Reported: |
08/09/2021 |
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Address: |
TL Number: |
28 - Napa |
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City: |
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Project Name: STRUCTURE EXCAVATION, INSTALL TEMPORARY SIGNAL SYSTEM AND CONCRETE. |
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Prime Contractor: GHILOTTI CONSTRUCTION CO. INC. |
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Sample Taken Date: |
07/12/2021 |
Mix Design: |
CT1 Harold Smith |
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Contractor: Unknown |
Location: NAPA COUNTY NEAR NAPA AT CAPELL CREEK BRIDGE |
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Structure unique identifier: 21-0115 |
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Structure name: New Retaining Wall |
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Location of Pour: Retaining Wall for Capell Creek |
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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
| 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 | 4.00 | 12.57 | 57675 | 4590.0 | 1 |
| 2 | 4.00 | 12.57 | 56346 | 4484.0 | 1 |
| 3 | 4.01 | 12.63 | 56228 | 4452 | 1 |
DIME Test ID: 2021-07-12-34-1
Number of specimens: 3
Compressive strength (to nearest 10 psi): 4510
Age of specimen: 28 days
Certified By: Spencer Adams
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*Subject to final inspection by the Resident Engineer. |
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TL- Report of Laboratory Testing