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:	11/13/2023
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:	09/28/2023	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: RW11Wall RW9Footing DS72Wingwall DS77Closurepourwallsinvert JunctionStructure Invert DS22LidWingwall
Location of Pour: RW11 RW9 other Misc

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 C39 - Ground End

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	85025	6700.2	1
2	4.01	12.63	60563	4795.2	1

DIME Test ID: 2023-09-28-55-1
Number of specimens: 2
Compressive strength (to nearest 10 psi): 5750
Comment on any defect in either specimen or caps (Max 250 Characters):
Age of specimen: 28 days
Certified By: Spencer Adams

ASTM C143-20: Standard Test Method for Slump of Hydraulic-Cement Concrete

Slump
6.75

DIME Test ID: 2023-09-28-55-2
Certified By: Philip Latasa

ASTM C1064-08: Standard Test Method for Temperature of Freshly Mixed Hydraulic-Cement Concrete

Temperature
75

DIME Test ID: 2023-09-28-55-3
Certified By: Philip Latasa

Summary of Items Observed and Conversations:

Test ID: 2023-09-28-55-1: Avg. based on 2 cylinders. 1 cylinder broke while setting up in machine.

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.