Summary for Test 2025-06-18-112-1
Test performed: CTM 521-June 2020Project Information
| Project Identifiers | Project ID: 215220 DEA: 07210624 EFIS: 0719000068 |
|---|---|
| DIST-CO-RTE-PM | 07-LA,SBD-71-1.8/R4.7&R0.0/R0.2 |
| Award Date | 02/05/2021 |
| Closeout Date | Not set |
| 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. |
| QA Service Level | 1 (Verified on 03/24/2021) |
Sample Information
| Sample Taken Date | 06/18/2025 | Sample Unique Key | 112 |
|---|---|---|---|
| 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 testing | 06/19/2025 |
| Sample type | Acceptance | A brief description of the sample | Structure Concrete |
| The quantity of what the sample constitutes | 10CY | From where was the sample collected | Job Site |
| First name of sampler or witnessed by | Chad | Last name of sampler or witnessed by | Chotibhongs |
| Title of sampler | MREA | Telephone number of sampler | 2134076963 |
| Laboratory sample identification | 25-2033 | Linked DIME Sample ID | |
| The fabricator/manufacturer/facility name | Robertson's Pomona | Transportation Laboratory (TL) Number | |
| Inspector Lot Number from the Transportation Laboratory (TL) Form | Structure unique identifier | ||
| Structure name | Bid Item | Not set |
Material Information
| Material Type | Concrete | The concrete mix design number | SC675B38 |
|---|---|---|---|
| The truck number from where the sample was collected | The batch plant ticket number from where the sample was collected | 1434922 | |
| Concrete batch plant | The fabricator/manufacturer designation for the sample | ||
| A detailed description of where the material sample was collected | collected from chute to Wheel Barrow | Where the material sample would have been placed if not sampled | |
| From Lot No. | Bag Lot No. |
Test Details
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DIME Sample ID: 2025-06-18-112
DIME Test ID: 2025-06-18-112-1
Testing Lab: CT D07 - Materials Field Laboratory, Unit 1953
Test Method: CTM 521-June 2020: Method of Test for Compressive Strength of Molded Concrete Cylinders
Test Release Date: 2025-07-17
Test Results
Unit system used?: US Units
Number of specimens: 3
Test performed: With no density determined
Input Type: Measured
Tester's full name: Chad Chotibhongs
Date of test: 07/17/2025
Capped in accordance with?: ASTM C617 - Sulfur Mortar Cap
Average diameter of cylinder 1: 6.00 in
Average diameter of cylinder 2: 6.00 in
Average diameter of cylinder 3: 6.00 in
Maximum load on cylinder 1: 148400 lb
Maximum load on cylinder 2: 143087 lb
Maximum load on cylinder 3: 150854 lb
Type of fracture pattern of cylinder 1: 2
Type of fracture pattern of cylinder 2: 2
Type of fracture pattern of cylinder 3: 2
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: 28 days
Age of specimen in hours: 0 hours
Cross sectional area of cylinder 1: 28.27 in^2
Cross sectional area of cylinder 2: 28.27 in^2
Cross sectional area of cylinder 3: 28.27 in^2
Compressive strength of cylinder 1: 5249.4 psi
Compressive strength of cylinder 2: 5061.4 psi
Compressive strength of cylinder 3: 5336.2 psi
Compressive strength (to nearest 10 psi): 5220 psi
General comments (publicly viewable) (Max 1000 characters):
Test was verified on 7/17/2025 ✔