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

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

Vendor #


REPORT OF LABORATORY TESTING

Resident Engineer:

Fabio La Serna

Date Reported:

09/26/2024

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:

08/29/2024

Mix Design:

SL4201CG

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: RW6 stem wall

Location of Pour:


The following testing has been tested in accordance with:

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

Temperature
80

DIME Test ID: 2024-08-29-20-1
Certified By: Josh Velono


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

Slump
8

DIME Test ID: 2024-08-29-20-2
Certified By: Josh Velono


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
13.9812.44772166207.01
24.0012.57683275437.01
34.0012.577655660921

DIME Test ID: 2024-08-29-20-3
Number of specimens: 3
Compressive strength (to nearest 10 psi): 5910
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