Summary for Test 2026-09-19-14-1
Test performed: ASTM C39-17aProject Information
| Project Identifiers | Project ID: 994418 DEA: 040J5504 EFIS: 0414000012 |
|---|---|
| DIST-CO-RTE-PM | 04-ALA-84-17.2/17.2 |
| Award Date | 02/03/2026 |
| Closeout Date | Not set |
| Work Description | REPLACE BRIDGE, WIDEN ROADWAY, & CONSTRUCT SIDEWALKS. |
| Location Description | ALAMEDA COUNTY AT SUNOL FROM SILVER SPRING ROAD UNDERPASS TO PLEASANTON SUNOL ROAD |
| QA Service Level | 1 (Verified on 12/01/2022) |
Sample Information
| Sample Taken Date | 09/19/2026 | Sample Unique Key | 14 |
|---|---|---|---|
| Date that the sample was received by the laboratory/organization performing the testing | 09/21/2026 | Sample type | Quality Assurance |
| A brief description of the sample | Structural Concrete | The quantity of what the sample constitutes | 90 CY |
| From where was the sample collected | Job Site | First name of sampler or witnessed by | MARCOS |
| Last name of sampler or witnessed by | LOPEZ ARAMBULA | Title of sampler | ASR |
| Telephone number of sampler | 5104969610 | Laboratory sample identification | |
| Linked DIME Sample ID | The fabricator/manufacturer/facility name | Central Concrete | |
| Transportation Laboratory (TL) Number | Inspector Lot Number from the Transportation Laboratory (TL) Form | ||
| Structure unique identifier | 01-330774 | Structure name | Arroyo de la Laguna Bridge |
| Bid Item | 3938235 |
Material Information
| Material Type | Concrete | The concrete mix design number | D101C5E1 |
|---|---|---|---|
| The truck number from where the sample was collected | 0228 | The batch plant ticket number from where the sample was collected | 218035 |
| Concrete batch plant | Central Concrete | The fabricator/manufacturer designation for the sample | Plant |
| A detailed description of where the material sample was collected | Back of Truck | Where the material sample would have been placed if not sampled | Pier Cap 2 and 3 |
| From Lot No. | Bag Lot No. |
Test Details
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DIME Sample ID: 2026-09-19-14
DIME Test ID: 2026-09-19-14-1
Testing Lab: CT HQ - Vallejo Field Laboratory
Test Method: ASTM C39-17a: Standard Test Method for Compressive Strength of Cylindrical Concrete Specimens
Test Release Date: 2026-09-25
Test Results
Unit system used?: US Units
Number of specimens: 3
Test performed: With no density determined
Input Type: Measured
Tester's full name: Stephen Haynes
Date of test: 09/25/2026
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: 56765 lb
Maximum load on cylinder 2: 58580 lb
Maximum load on cylinder 3: 59665 lb
Type of fracture pattern of cylinder 1: 5
Type of fracture pattern of cylinder 2: 5
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: 6 days
Age of specimen in hours: no data
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 of cylinder 1: 4515.9 psi
Compressive strength of cylinder 2: 4660.3 psi
Compressive strength of cylinder 3: 4746.6 psi
Compressive strength (to nearest 10 psi): 4640 psi
General comments (publicly viewable) (Max 1000 characters): 5 Day break; Lab power outage 9/24
Test was verified on 9/25/2026 ✔