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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 # 040Q30U4 Cty ALA Rte 680 PM R11.0/R21.9,R0.0/R0.9 Vendor # |
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REPORT OF LABORATORY TESTING |
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Resident Engineer: |
Yannaing Tun |
Date Reported: |
04/10/2024 |
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Address: |
TL Number: |
078101 |
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City: |
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Project Name: PRECAST CONC PVMT, ELECTRONIC TOLL SYSTEM, JPCP, CB & STRUCTURAL CONC |
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Prime Contractor: BAY CITIES PAVING & GRADING (Jason Ochoa) |
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Sample Taken Date: |
03/13/2024 |
Mix Design: |
D20119EA |
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Contractor: Unknown |
Location : ALAMEDA AND CONTRA COSTA COUNTIES AT SUNOL AND IN SAN RAMON BETWEEN 0.4 MILE SOUTH OF CALAVERAS ROAD UNDERCROSSING TO 0.9 MILE NORTH OF ALCOSTA BOULEVARD OVERCROSSING |
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Structure unique identifier: 01-33E0251 |
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Structure name: RW 213A Sec 4 |
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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 |
|---|---|---|---|---|---|
| 1 | 4.02 | 12.69 | 47003 | 3703.0 | 1 |
| 2 | 4.02 | 12.69 | 47853 | 3770.0 | 1 |
| 3 | 4.02 | 12.69 | 51540 | 4061 | 1 |
DIME Test ID: 2024-03-13-20-1
Number of specimens: 3
Compressive strength (to nearest 10 psi): 3840
Age of specimen: 28 days
Certified By: Spencer Adams
ASTM C39-18 : Standard Test Method for Compressive Strength of Cylindrical Concrete Specimens
Capped in accordance with ASTM C617 - Sulfur Mortar Cap
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 |
|---|---|---|---|---|---|
| 1 | 4.00 | 12.57 | 70620 | 5618.1 | 2 |
| 2 | 4.00 | 12.57 | 65380 | 5201.3 | 2 |
| 3 | 4.00 | 12.57 | 68320 | 5435.2 | 5 |
DIME Test ID: 2024-03-13-20-2
Number of specimens: 3
Compressive strength (to nearest 10 psi): 5420
Comment on any defect in either specimen or caps (Max 250 Characters):
Age of specimen: 28 days
Certified By: Brad McKeehan
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*Subject to final inspection by the Resident Engineer. |
TL- Report of Laboratory Testing
