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 # 043G4744 Cty MRN Rte 580 PM 6.9/7.8,0.0/2.5

Vendor #

	REPORT OF LABORATORY TESTING
Resident Engineer:	Behzad Halali	Date Reported:	01/10/2024
Address:		TL Number:
City:
Project Name: CLEAN AND PAINT STRUCTURAL STEEL BRIDGE.
Prime Contractor: Allied Painting, INC.
Sample Taken Date:	12/13/2023	Mix Design:	21005-12
Contractor: Unknown		Location : CONTRA COSTA AND MARIN COUNTIES IN RICHMOND AND SAN RAFAEL FROM 0.8 MILE WEST OF TOLL PLAZA TO 0.1 MILE EAST OF MAIN STREET
Structure unique identifier: 28-0100
Structure name: Richmond-San Rafael Bridge
Location of Pour: Pier 55 Expansion Joint

The following testing has been tested in accordance with:

ASTM C39-21 : Standard Test Method for Compressive Strength of Cylindrical Concrete Specimens

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	69489	5475.0	2
2	4.01	12.63	82158	6505.0	1
3	4.00	12.57	77401	6159	4

DIME Test ID: 2023-12-13-33-1
Number of specimens: 3
Compressive strength (to nearest 10 psi): 6050
Age of specimen: 7 days
Certified By: Spencer Adams

ASTM C39-21 : Standard Test Method for Compressive Strength of Cylindrical Concrete Specimens

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	92391	7352.0	1
2	4.00	12.57	76297	6071.0	2
3	4.01	12.63	77085	6104	1

DIME Test ID: 2023-12-13-33-2
Number of specimens: 3
Compressive strength (to nearest 10 psi): 6510
Age of specimen: 28 days
Certified By: Spencer Adams

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

DEPARTMENT OF TRANSPORTATION

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.

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.