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 # 040A7104 Cty ALA Rte 880 PM 28.4/29.2 Vendor # |
REPORT OF LABORATORY TESTING |
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Resident Engineer: |
Joy Cheung |
Date Reported: |
04/19/2016 |
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Address: |
TL Number: |
194838 |
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City: |
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Project Name: WIDEN ROADS, RECONSTRUCT RAMPS WITH HMA, REPLACE 2 CONC OVERCROSSINGS. |
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Prime Contractor: RGW Construction |
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Sample Taken Date: |
04/11/2016 |
Mix Design: |
LCB300RSN |
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Contractor: Unknown |
Location : ALAMEDA COUNTY IN ALAMEDA AND OAKLAND FROM 0.2 MILE SOUTH OF 29TH AVENUE OVERCROSSING TO 0.3 MILE NORTH OF 23RD AVENUE OVERCROSSING. |
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Structure unique identifier: Unknown |
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Structure name: Unknown |
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Location of Pour: 05 station 880 NB |
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 | 5.99 | 28.18 | 57706 | 2047.8 | 1 |
2 | 6.00 | 28.27 | 54846 | 1940.1 | 1 |
3 | 5.99 | 28.18 | 54607 | 1937.8 | 4 |
4 | 6.00 | 28.27 | 56445 | 1996.6 | 1 |
DIME Test ID: 2016-04-11-5-1
Number of specimens: 4
Compressive strength (to nearest 10 psi): 1980
Age of specimen: 8 days
Certified By: Bang Nguyen
*Subject to final inspection by the Resident Engineer. |
TL- Report of Laboratory Testing