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 # 042Y9904 Cty SON Rte 1 PM 34.5, 34.5/34.5

Vendor #

	REPORT OF LABORATORY TESTING
Resident Engineer:	Fabio La Serna	Date Reported:	06/19/2023
Address:		TL Number:
City:
Project Name: Fort Ross Wall EFA
Prime Contractor: Granite Construction Company
Sample Taken Date:	05/22/2023	Mix Design:	72203043F
Contractor: Unknown		Location: 11 miles north of Jenner
Structure unique identifier: 20-E0010
Structure name: Fort Ross Retaining Wall
Location of Pour: Micropile 32B thru 27A

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	4.04	12.82	69459	5418.0	1
2	4.02	12.69	70135	5526.0	1
3	4.03	12.76	53957	4230	2

DIME Test ID: 2023-05-22-3-1
Number of specimens: 3
Compressive strength (to nearest 10 psi): 5060
Age of specimen: 8 days
Certified By: Spencer Adams

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	4.02	12.69	100607	7927.0	1
2	4.02	12.69	91913	7242.0	1
3	4.02	12.69	98086	7728	1

DIME Test ID: 2023-05-22-3-2
Number of specimens: 3
Compressive strength (to nearest 10 psi): 7630
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.