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 # 033F5104 Cty YUB Rte 20 PM R18.1/R20.1

Vendor #


REPORT OF LABORATORY TESTING

Resident Engineer:

Aaron Chamberlin

Date Reported:

03/24/2021

Address:

TL Number:

221218

City:

Project Name: Construct bridge, realign curve & widen shoulders.

Prime Contractor: Flatiron West, Inc.

Sample Taken Date:

02/10/2021

Mix Design:

Z5685249

Contractor: Unknown

Location: Construction on state highway in Yuba County near Smartsville from the Yuba River Bridge to 0.3 mile east of Smartsville Road.

Structure unique identifier:

Structure name:

Location of Pour:


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

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
15.9928.181301114617.01
25.9928.181293904592.01

DIME Test ID: 2021-02-10-9-1
Number of specimens: 2
Compressive strength (to nearest 10 psi): 4600
Age of specimen: 12 days
Certified By: Mike Mullins


ASTM C39-17a : Standard Test Method for Compressive Strength of Cylindrical Concrete Specimens

Capped in accordance with ASTM C617/CTM521

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
15.9727.991490855326.01
25.9727.991493735336.01

DIME Test ID: 2021-02-10-9-2
Number of specimens: 2
Compressive strength (to nearest 10 psi): 5330
Age of specimen: 28 days
Certified By: Mike Mullins


ASTM C39-17a : Standard Test Method for Compressive Strength of Cylindrical Concrete Specimens

Capped in accordance with ASTM C617/CTM521

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
15.9627.91619355804.01
25.9627.91622845817.01

DIME Test ID: 2021-02-10-9-3
Number of specimens: 2
Compressive strength (to nearest 10 psi): 5810
Age of specimen: 42 days
Certified By: Mike Mullins



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