STATE OF CALIFORNIA - CALIFORNIA STATE TRANSPORTATION AGENCY

Gavin Newsom, Governor


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

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Contract # 042J0004 Cty CC Rte 4 PM R16.4/R17.4;R19.5/R20.7

Vendor #


REPORT OF LABORATORY TESTING

Resident Engineer:

AMIR HATEFI

Date Reported:

07/19/2019

Address:

TL Number:

125665

City:

Project Name: INSTALL FREEWAY LIGHTING AND PLACE HIGH VISIBILITY TRAFFIC STRIPES.

Prime Contractor: PACIFIC INFRASTRUCTURE CONSTRUCTION

Sample Taken Date:

06/21/2019

Mix Design:

1596419

Contractor: Unknown

Location : CONTRA COSTA COUNTY IN AND NEAR PITTSBURG FROM 0.4 MILE WEST TO 0.6 MILE EAST OF WILLOW PASS ROAD UNDERCROSSING AND FROM 0.6 MILE WEST TO 0.6 MILE EAST OF BAILEY ROAD UNDERCROSSING

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

Cured in accordance with ASTM C511

SpecimenAverage 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
16.0128.351390684905.41
26.0128.351358414791.61
36.0028.261349584775.61
46.0128.3513333147031

DIME Test ID: 2019-06-21-13-1
Number of specimens: 4
Compressive strength (to nearest 10 psi): 4790
Age of specimen: 28 days
Certified By: Ruben Macias



Summary of Items Observed and Conversations:

Comments: This report is for the purpose of reporting test results.
Should you require recommendations concerning repairs or remedial efforts please contact the METS representative,
who represents the Materials Engineering and Testing Services for your project.

*Subject to final inspection by the Resident Engineer.




TL- Report of Laboratory Testing