Summary for Test 2024-07-18-84-1

Test performed: CTM 523-May 2020

Project Information

Project IdentifiersProject ID: 215220
DEA: 07210624
EFIS: 0719000068
DIST-CO-RTE-PM07-LA,SBD-71-1.8/R4.7&R0.0/R0.2
Award Date02/05/2021
Closeout DateNot set
Work DescriptionPLACE STRUCTURE CONCRETE RETAINING WALLS & BOX CULVERT AND PLACE JPCP.
Location DescriptionIN 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.
QA Service Level1 (Verified on 03/24/2021)

Sample Information

Sample Taken Date07/18/2024 Sample Unique Key84
Will the laboratory/organization for which you are a member perform testing on this material sample?Yes Date that the sample was received by the laboratory/organization performing the testing07/23/2024
Sample typeVerification A brief description of the sample6x6x21 beams
The quantity of what the sample constitutes130 CY From where was the sample collectedOther
First name of sampler or witnessed byTQF (QC) Last name of sampler or witnessed byTQF (QC)
Title of samplerQC Telephone number of sampler
Laboratory sample identification24-186 Linked DIME Sample ID
The fabricator/manufacturer/facility nameRobertsons Transportation Laboratory (TL) Number071824
Inspector Lot Number from the Transportation Laboratory (TL) Form Structure unique identifier
Structure name

Material Information

Material TypeConcrete The concrete mix design numberRRM24015
The truck number from where the sample was collectedNA The batch plant ticket number from where the sample was collected0996840
Concrete batch plantRobertsons The fabricator/manufacturer designation for the sample
A detailed description of where the material sample was collectedOHL yard Where the material sample would have been placed if not sampled
From Lot No. Bag Lot No.

Test Details

DIME Sample ID: 2024-07-18-84
DIME Test ID: 2024-07-18-84-1
Testing Lab: CT D07 - Materials Field Laboratory, Unit 1953
Test Method: CTM 523-May 2020: Method of Test for Flexural Strength of Concrete
Test Release Date: 2024-08-15

Test Results


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
Input Type: Measured
Tester's full name: Arnold Truong
Date of test: 08/15/2024
Identification number: 24-186
Width of specimen: 6.1 inch
Width of specimen 2: 6.2 inch
Width of specimen 3: 6.1 inch
Depth of specimen: 6.1 inch
Depth of specimen 2: 6.1 inch
Depth of specimen 3: 6.0 inch
Span length of specimen: 18 inch
Span length of specimen 2: 18 inch
Span length of specimen 3: 18 inch
Maximum load applied: 9256 lb
Maximum load applied 2: 8000 lb
Maximum load applied 3: 8693 lb
Curing history and apparent moisture condition of the specimen: wet
If specimen was capped, ground or if leather shims were used: NO
Defects in specimen: no
Age of specimen: 28 days
Age of specimen in hours: 0 hours
Modulus of rupture: 750 psi
Modulus of rupture 2: 640 psi
Modulus of rupture 3: 720 psi
Modulus of rupture average: 705 psi
General comments (publicly viewable) (Max 1000 characters):

Test was verified on 8/15/2024