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 # 04264724 Cty MRN Rte 101 PM R20.8/27.1

Vendor #

	REPORT OF LABORATORY TESTING
Resident Engineer:	Fabio La Serna	Date Reported:	12/20/2023
Address:		TL Number:
City:
Project Name: CIP BRIDGES, CONSTRUCT ROADWAY, RETAINING WALLS AND MODIFY ELECTRICAL.
Prime Contractor: GHILOTTI CONSTRUCTION CO. INC. (RILEY GENAZZI & JOSH SERAFINO)
Sample Taken Date:	11/22/2023	Mix Design:	SL-4201CG
Contractor: Unknown		Location: MARIN COUNTY IN AND NEAR NOVATO FROM 0.1 MILE SOUTH OF FRANKLIN AVENUE OVERHEAD TO 0.5 MILE SOUTH OF SAN ANTONIO CREEK BRIDGE
Structure unique identifier:
Structure name: RW5 wall 5212 to 5393.31
Location of Pour: RW5 5212 TO 5393.31

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	4.00	12.57	68186	5426.0	1
2	4.01	12.63	68440	5419.0	1
3	4.01	12.63	69884	5534	1

DIME Test ID: 2023-11-22-30-4
Number of specimens: 3
Compressive strength (to nearest 10 psi): 5460
Age of specimen: 28 days
Certified By: Spencer Adams

ASTM C143-10a: Standard Test Method for Slump of Hydraulic-Cement Concrete

Slump
7

DIME Test ID: 2023-11-22-30-5
Certified By: Unknown

ASTM C1064-17: Standard Test Method for Temperature of Freshly Mixed Hydraulic-Cement Concrete

Temperature
64

DIME Test ID: 2023-11-22-30-6
Certified By: Unknown

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.