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 # 042J7404 Cty SM Rte 101 PM 0.9/23.4
Vendor #
|
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 # 042J7404 Cty SM Rte 101 PM 0.9/23.4 Vendor # |
|
REPORT OF LABORATORY TESTING |
||||
|
Resident Engineer: |
Peter Lam |
Date Reported: |
09/29/2023 |
|
|
Address: |
TL Number: |
|
||
|
City: |
||||
|
Project Name: REMOVE BRIDGES (PORTIONS), BRIDGE BARRIERS, CONCRETE BARRIERS, & HMA. |
||||
|
Prime Contractor: Graniterock (Matt Christie) |
||||
|
Sample Taken Date: |
08/24/2023 |
Mix Design: |
57S590 |
|
|
Contractor: Unknown |
Location : SAN MATEO COUNTY AT VARIOUS LOCATIONS FROM UNIVERSITY AVENUE OVERCROSSING TO SIERRA POINT OFF RAMP OVERCROSSING |
|||
|
Structure unique identifier: 35-0113 |
||||
|
Structure name: University Ave, South bridge |
||||
|
Location of Pour: Bridge deck |
||||
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 | 79358 | 6252.0 | 2 |
| 2 | 4.03 | 12.76 | 67542 | 5295.0 | 1 |
| 3 | 4.02 | 12.69 | 77163 | 6080 | 2 |
DIME Test ID: 2023-08-24-54-1
Number of specimens: 3
Compressive strength (to nearest 10 psi): 5880
Age of specimen: 36 days
Certified By: Spencer Adams
|
*Subject to final inspection by the Resident Engineer. |
|
TL- Report of Laboratory Testing