Summary for Test 2026-05-19-64-1
Test performed: ASTM C39-17aProject Information
| Project Identifiers | Project ID: 210094 DEA: 040G3604 EFIS: 0400000326 COOP: 042553A1,042981 |
|---|---|
| DIST-CO-RTE-PM | 04-ALA-880,880-31.0/32.4 |
| Award Date | 08/08/2025 |
| Closeout Date | Not set |
| Work Description | I-880 BROADWAY/ JACKSON INTERCHANGE: Modify Ramps, Hma Pvmt, Bridges, Drainage, Signals, Sw And Bikeway |
| Location Description | IN ALA COUNTY |
| QA Service Level | 1 (Verified on 10/17/2024) |
Sample Information
| Sample Taken Date | 05/19/2026 | Sample Unique Key | 64 |
|---|---|---|---|
| Will the laboratory/organization for which you are a member perform testing on this material sample? | No | Date that the sample was received by the laboratory/organization performing the testing | 05/28/2026 |
| Sample type | Quality Assurance | A brief description of the sample | Structural Concrete, Retaining Wall |
| The quantity of what the sample constitutes | 99 | From where was the sample collected | Job Site |
| First name of sampler or witnessed by | Abhiram | Last name of sampler or witnessed by | Mallempati |
| Title of sampler | Telephone number of sampler | 5107158789 | |
| 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 | ||
| Structure name | RW105 Footing | Bid Item | 3927478 |
Material Information
| Material Type | Concrete | The concrete mix design number | D20119EA |
|---|---|---|---|
| The truck number from where the sample was collected | 6320 | The batch plant ticket number from where the sample was collected | 1076849 |
| Concrete batch plant | Pleasanton | The fabricator/manufacturer designation for the sample | Central Concrete |
| A detailed description of where the material sample was collected | sample collected from concrete truck | Where the material sample would have been placed if not sampled | RW105 Footing |
| From Lot No. | Bag Lot No. |
Test Details
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DIME Sample ID: 2026-05-19-64
DIME Test ID: 2026-05-19-64-1
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: 2026-06-16
Test Results
Unit system used?: US Units
Number of specimens: 3
Test performed: With no density determined
Input Type: Measured
Tester's full name: Mario Periera Vaz
Date of test: 06/16/2026
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: 50945 lb
Maximum load on cylinder 2: 51560 lb
Maximum load on cylinder 3: 51280 lb
Type of fracture pattern of cylinder 1: 3
Type of fracture pattern of cylinder 2: 3
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: 28 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: 4052.9 psi
Compressive strength of cylinder 2: 4101.8 psi
Compressive strength of cylinder 3: 4079.6 psi
Compressive strength (to nearest 10 psi): 4080 psi
General comments (publicly viewable) (Max 1000 characters): please send results to: kevin.melendez@dot.ca.gov
Test was verified on 6/16/2026 ✔