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 # 042J5404 Cty SON Rte 1 PM 24.4 Vendor # |
REPORT OF LABORATORY TESTING |
||||
Resident Engineer: |
Clifford Law |
Date Reported: |
07/29/2019 |
|
Address: |
TL Number: |
255453 |
||
City: |
||||
Project Name: CONSTRUCT RETAINING WALL, DRAINAGE SYSTEM, AND ROCK SLOPE PROTECTION |
||||
Prime Contractor: GORDON N BALL INC |
||||
Sample Taken Date: |
07/08/2019 |
Mix Design: |
TRAIL BATCH |
|
Contractor: Unknown |
Location: SONOMA COUNTY NEAR JENNER AT 0.1 MILE SOUTH OF RUSSIAN GULCH BRIDGE |
|||
Structure unique identifier: |
||||
Structure name: |
||||
Location of Pour: Unknown |
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 | 6.03 | 28.54 | 110970 | 3888.2 | 1 |
2 | 6.02 | 28.45 | 119376 | 4196.0 | 1 |
DIME Test ID: 2019-07-08-4-1
Number of specimens: 2
Compressive strength (to nearest 10 psi): 4040
Age of specimen: 21 days
Certified By: Larry McCrum
*Subject to final inspection by the Resident Engineer. |
TL- Report of Laboratory Testing