Summary for Test 2025-08-25-68-1

Test performed: ASTM C39-21

Project Information

Project IdentifiersProject ID: 1000681
DEA: 081J7204
EFIS: 0818000099
DIST-CO-RTE-PM08-SBD-40-S0.0/S0.8,0.0/R15.0
Award Date01/17/2025
Closeout DateNot set
Work DescriptionREPLACE AC SURFACING, COLD PLANE AC PAVEMENT, HMA, RSP, AND MGS.
Location DescriptionSAN BERNARDINO COUNTY IN AND NEAR BARSTOW FROM 0.1 MILE WEST OF ROBERTA STREET TO MONTARA ROAD AND FROM ROUTE 15 TO 0.4 MILE EAST OF LAVA WASH BRIDGE
QA Service Level1 (Verified on 01/13/2025)

Sample Information

Sample Taken Date08/25/2025 Sample Unique Key68
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 testing08/27/2025
Sample typeQuality Assurance A brief description of the sample4X8
The quantity of what the sample constitutes6 From where was the sample collectedJob Site
First name of sampler or witnessed byJOE Last name of sampler or witnessed byVALLE
Title of sampler Telephone number of sampler
Laboratory sample identification1082-25 Linked DIME Sample ID
The fabricator/manufacturer/facility namerobertsons Transportation Laboratory (TL) Number
Inspector Lot Number from the Transportation Laboratory (TL) Form Structure unique identifier
Structure name Bid ItemNot set

Material Information

Material TypeConcrete The concrete mix design numberSC590B33
The truck number from where the sample was collected The batch plant ticket number from where the sample was collectedNA
Concrete batch plant The fabricator/manufacturer designation for the sample
A detailed description of where the material sample was collectedJOB Where the material sample would have been placed if not sampled
From Lot No. Bag Lot No.

Test Details

DIME Sample ID: 2025-08-25-68
DIME Test ID: 2025-08-25-68-1
Testing Lab: CT D08 - Fontana Southern Regional Laboratory
Test Method: ASTM C39-21: Standard Test Method for Compressive Strength of Cylindrical Concrete Specimens
Test Release Date: 2025-09-22

Test Results


Unit system used?: US Units
Number of specimens: 3
Test performed: With no density determined
Input Type: Measured
Tester's full name: Matthew Clayton
Date of test: 09/22/2025
Capped in accordance with?: ASTM C617 - Sulfur Mortar Cap
Apparent mass of submerged cylinder 1: 0 lb
Average diameter of cylinder 1: 4.00 in
Average diameter of cylinder 2: 4.00 in
Average diameter of cylinder 3: 4.01 in
Maximum load on cylinder 1: 57510 lb
Maximum load on cylinder 2: 57260 lb
Maximum load on cylinder 3: 56660 lb
Type of fracture pattern of cylinder 1: 2
Type of fracture pattern of cylinder 2: 2
Type of fracture pattern of cylinder 3: 3
Comment on any defect in either specimen or caps (Max 250 Characters): no data
Correction factor for cylinder 1: 1.00
Correction factor for cylinder 2: 1.00
Correction factor for cylinder 3: 1.00
Age of specimen: 7 days
Age of specimen in hours: 0 hours
Cross sectional area of cylinder 1: 12.57 in^2
Cross sectional area of cylinder 2: 12.57 in^2
Cross sectional area of cylinder 3: 12.63 in^2
Compressive strength of cylinder 1: 4580.0 psi
Compressive strength of cylinder 2: 4560.0 psi
Compressive strength of cylinder 3: 4490 psi
Compressive strength (to nearest 10 psi): 4540 psi
Serial number of delivery ticket, if available: no data
General comments (publicly viewable) (Max 1000 characters):

Test was verified on 9/22/2025