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Sample Record for 2024-07-18-84

Note: Fields with no data or with a value of "Unknown" will not be displayed on the print out.

Project Information

Project ID: 215220 DEA: 07210624 EFIS: 0719000068 QA Service Level: 1
DIST-CO-RTE-PM: 07-LA,SBD-71-1.8/R4.7&R0.0/R0.2
Work Description: PLACE STRUCTURE CONCRETE RETAINING WALLS & BOX CULVERT AND PLACE JPCP.
Location Description: IN LOS ANGELES AND SAN BERNARDINO COUNTIES IN POMONA AND CHINO HILLS FROM 0.2 MILE SOUTH OF MISSION BOULEVARD OVERCROSSING TO 0.2 MILE OF SAN BERNARDINO COUNTY LINE.
Contractor Name: OHL USA
Contractor Address: 1920 Main Street, Suite 310, Irvine, California 92614
Resident Engineer: Michael Wang Structure Rep.: Ryan Valentine

Sample Information

DIME Sample ID: 2024-07-18-84
TL Number from the TL Form: 071824
Sample Submitted By Organization: CT D07 - Materials Field Laboratory, Unit 1953
Sample Organization Contact: (213) 817-0387
Type of Sample: Verification
Type of Material: Concrete
Sample Taken Date: 07/18/2024
Date that the sample was received by the laboratory/organization performing the testing: 07/23/2024
The quantity of what the sample constitutes: 130 CY
A brief description of the sample: 6x6x21 beams
From where was the sample collected: Other
Laboratory sample identification: 24-186
Structure unique identifier:
Structure name:
The fabricator/manufacturer/facility name: Robertsons

Material Information

The concrete mix design number: RRM24015
The truck number from where the sample was collected: NA
The batch plant ticket number from where the sample was collected: 0996840
Concrete batch plant: Robertsons
The fabricator/manufacturer designation for the sample:
A detailed description of where the material sample was collected: OHL yard
Where the material sample would have been placed if not sampled:
From Lot No.:
Bag Lot No.:
Test results on following page(s): 2

Test Results

Test 1 of 2

DIME Test ID: 2024-07-18-84-1
Test Method: CTM 523-May 2020: Method of Test for Flexural Strength of Concrete
Verified Date: 08/15/2024
Date Tested: 08/15/2024
Submitted By Organization: CT D07 - Materials Field Laboratory, Unit 1953
Organization Address: 1940 South Workman Mill Road,
Organization City: Whittier
Organization State: CA
Organization Zipcode: 90601
Organization Email: chad.chotibhongs@dot.ca.gov
Organization Phone: (213) 817-0387
General Comments for this Test:
Test Result Compliance: complies
Additional Comments When Verified:
Number of specimens 3
Unit system used? US Units
Does the testing machine measure load or stress on the beam specimen? Load
Fracture initiates in the tension surface Within the Middle Third of the Span Length
Is a beam dimensional correction factor used? No
Modulus of rupture average 705 psi
Modulus of rupture 750 psi
Modulus of rupture 2 640 psi
Modulus of rupture 3 720 psi
Age of specimen 28 days

Test 2 of 2

DIME Test ID: 2024-07-18-84-2
Test Method: CTM 523-May 2020: Method of Test for Flexural Strength of Concrete
Verified Date: 08/15/2024
Date Tested: 08/15/2024
Submitted By Organization: CT D07 - Materials Field Laboratory, Unit 1953
Organization Address: 1940 South Workman Mill Road,
Organization City: Whittier
Organization State: CA
Organization Zipcode: 90601
Organization Email: chad.chotibhongs@dot.ca.gov
Organization Phone: (213) 817-0387
General Comments for this Test:
Test Result Compliance: complies
Additional Comments When Verified:
Number of specimens 2
Unit system used? US Units
Does the testing machine measure load or stress on the beam specimen? Load
Fracture initiates in the tension surface Within the Middle Third of the Span Length
Is a beam dimensional correction factor used? No
Modulus of rupture average 655 psi
Modulus of rupture 665 psi
Modulus of rupture 2 640 psi
Age of specimen 28 days