Summary for Test 2026-07-31-84-6
Test performed: CTM 521-June 2020Project Information
| Project Identifiers | Project ID: 1000709 DEA: 041Y6904 EFIS: 0423000015 |
|---|---|
| DIST-CO-RTE-PM | 04-ALA,ALA-92-14.4/18.8 |
| Award Date | 12/01/2025 |
| Closeout Date | Not set |
| Work Description | ALAMEDA & SAN MATEO HAYWARD TRESTLE REPAIR AND HIGH RISE PIER REPAIR. |
| Location Description | ALAMEDA AND SAN MATEO COUNTIES AT VARIOUS LOCATIONS FROM 7.0 MILES WEST OF TOLL PLAZA TO 0.2 MILE WEST OF TOLL PLAZA |
| QA Service Level | 1 (Verified on 04/10/2025) |
Sample Information
| Sample Taken Date | 07/31/2026 | Sample Unique Key | 84 |
|---|---|---|---|
| Date that the sample was received by the laboratory/organization performing the testing | 08/01/2026 | Sample type | Quality Control |
| A brief description of the sample | 4x8 Cylinders | The quantity of what the sample constitutes | 5 |
| From where was the sample collected | Job Site | First name of sampler or witnessed by | Brent |
| Last name of sampler or witnessed by | Van-Y | Title of sampler | QC Field Technician |
| Telephone number of sampler | Laboratory sample identification | 08S905E8SI Set 1 | |
| Linked DIME Sample ID | The fabricator/manufacturer/facility name | Graniterock - Redwood City | |
| Transportation Laboratory (TL) Number | Inspector Lot Number from the Transportation Laboratory (TL) Form | ||
| Structure unique identifier | Structure name | San Mateo Bridge, Girder Cap | |
| Bid Item | Not set |
Material Information
| Material Type | Concrete | The concrete mix design number | 08S905E8SI |
|---|---|---|---|
| The truck number from where the sample was collected | Load 1 | The batch plant ticket number from where the sample was collected | 0 |
| Concrete batch plant | Graniterock | The fabricator/manufacturer designation for the sample | Set 1 |
| A detailed description of where the material sample was collected | San Mateo Bridge | 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: 2026-07-31-84
DIME Test ID: 2026-07-31-84-6
Testing Lab: G3 Quality, Incorporated - Cerritos
Test Method: CTM 521-June 2020: Method of Test for Compressive Strength of Molded Concrete Cylinders
Test Release Date: 2026-10-08
Test Results
Unit system used?: US Units
Number of specimens: 3
Test performed: With no density determined
Input Type: Calculated
Tester's full name: Valentin Gonzalez
Date of test: 08/28/2026
Capped in accordance with?: ASTM C1231 - Unbonded Elastomeric Pad Cap
Average diameter of cylinder 1: 4.00 in
Average diameter of cylinder 2: 4.00 in
Average diameter of cylinder 3: 4.00 in
Maximum load on cylinder 1: 82460 lb
Maximum load on cylinder 2: 81640 lb
Maximum load on cylinder 3: 78630 lb
Type of fracture pattern of cylinder 1: 3
Type of fracture pattern of cylinder 2: 3
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: 12.57 in^2
Cross sectional area of cylinder 2: 12.57 in^2
Cross sectional area of cylinder 3: 12.57 in^2
Compressive strength (to nearest 10 psi): 6440 psi
General comments (publicly viewable) (Max 1000 characters):
Test was verified on 10/8/2026 ✔