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

image

Contract # 040J3004 Cty SON Rte 1 PM 26.7/27.1

Vendor #


REPORT OF LABORATORY TESTING

Resident Engineer:

Fabio La Serna

Date Reported:

04/20/2023

Address:

TL Number:

City:

Project Name: CONSTRUCTING RETAINING WALL AND CONFINEMENT SYSTEM TO RESTORE SLIPOUT.

Prime Contractor: ARGONAUT CONSTRUCTION

Sample Taken Date:

03/23/2023

Mix Design:

72203043F

Contractor: Unknown

Location : SONOMA COUNTY NEAR JENNER FROM 0.3 MILE TO 0.7 MILE NORTH OF MEYERS GRADE ROAD

Structure unique identifier: 20-E0110

Structure name: Slidesville Retaining Wall

Location of Pour: Soldier Pile 48to46


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
13.9912.5609744876.01
23.9912.5606524851.01
33.9912.56441351521

DIME Test ID: 2023-03-23-5-1
Number of specimens: 3
Compressive strength (to nearest 10 psi): 4960
Age of specimen: 14 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

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
13.9812.44543544369.04
23.9812.44666225355.04
33.9912.56415251316

DIME Test ID: 2023-03-23-5-2
Number of specimens: 3
Compressive strength (to nearest 10 psi): 4950
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