Project Information

Project ID: 994962 DEA: 07357304 EFIS: 0719000062 QA Service Level: 1

DIST-CO-RTE-PM: 07-LA-5-6.6/13.1

Work Description: REPLACE CONCRETE SLABS AND MEDIAN BARRIER,

Location Description: LOS ANGELES COUNTY IN SANTA FE SPRINGS, DOWNEY AND CITY OF COMMERCE FROM 0.2 MILE SOUTH OF ROUTE 5/605 SEPARATION TO 0.1 MILE NORT

Contractor Name: PETERSON-CHASE GENERAL ENGINEERING CONSTRUCTION, INC.

Contractor Address: 16351 Construction Circle West, Irvine, CA 92606

Resident Engineer: Martin Oregel Structure Rep.: Unknown

Sample Information

DIME Sample ID: 2023-12-09-5

TL Number from the TL Form:

Sample Submitted By Organization: Alta Vista Solutions - Whittier

Sample Organization Contact: (510) 542-9827

Type of Sample: Quality Assurance

Type of Material: Concrete

Sample Taken Date: 12/09/2023

Date that the sample was received by the laboratory/organization performing the testing: 12/09/2023

The quantity of what the sample constitutes: 10 cubic yards

A brief description of the sample: 3 RSC beams

From where was the sample collected: Job Site

Laboratory sample identification: 23-2155

Structure unique identifier:

Structure name:

The fabricator/manufacturer/facility name: N/A

Material Information

The concrete mix design number: CTS-65-EHI

The truck number from where the sample was collected:

The batch plant ticket number from where the sample was collected: 1

Concrete batch plant:

The fabricator/manufacturer designation for the sample:

A detailed description of where the material sample was collected: wheelbarrow

Where the material sample would have been placed if not sampled:

From Lot No.:

Bag Lot No.:

Test Results

Test 1 of 2

DIME Test ID: 2023-12-09-5-1

Test Method: CTM 524-March 2013: Method of Test for Flexural Strength Of Rapid Strength Concrete

Verified Date: 02/28/2024

Date Tested: 12/12/2023

Submitted By Organization: Alta Vista Solutions - Whittier

Organization Address: 12409 Slauson Avenue, Suite I,

Organization City: Whittier

Organization State: CA

Organization Zipcode: 90606

Organization Email: nicholas.hoffmann@oneatlas.com

Organization Phone: (510) 542-9827

General Comments for this Test:

Test Result Compliance:

Additional Comments When Verified:

Number of specimens	3
Does the testing machine measure load or stress on the beam specimen?	Stress
Fracture initiates in the tension surface	Within the Middle Third of the Span Length
Fracture occurred at a capped section	No
Is a beam dimensional correction factor used?	Yes
Age of specimen	3 days
Modulus of rupture	990 psi
Modulus of rupture average	980 psi
Modulus of rupture 2	980 psi
Modulus of rupture 3	980 psi

Test 2 of 2

DIME Test ID: 2023-12-09-5-2

Test Method: CTM 557-June 2020: Method of Test for Temperature of Freshly Mixed Hydraulic Cement Concrete