Summary for Test 2025-11-07-10-1
Test performed: ASTM C39-17aProject Information
| Project Identifiers | Project ID: 994321 DEA: 040K1604 EFIS: 0416000044 |
|---|---|
| DIST-CO-RTE-PM | 04-ALA,CC-80-R7.6/8.0,0.0/13.5 |
| Award Date | 02/08/2023 |
| Closeout Date | Not set |
| Work Description | CONSTRUCT RHMA, LIGHTING SYSTEM, AND CONCRETE BARRIER. |
| Location Description | ALAMEDA AND CONTRA COSTA COUNTIES IN ALBANY AND CROCKETT FROM 0.4 MILE SOUTH OF ALAMEDA COUNTY LINE TO 0.2 MILE SOUTH OF POMONA STREET |
| QA Service Level | 1 (Verified on 10/14/2022) |
Sample Information
| Sample Taken Date | 11/07/2025 | Sample Unique Key | 10 |
|---|---|---|---|
| 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 | 11/07/2025 |
| Sample type | Quality Assurance | A brief description of the sample | Concrete Test Samples |
| The quantity of what the sample constitutes | 18cy | From where was the sample collected | Job Site |
| First name of sampler or witnessed by | Alyssa | Last name of sampler or witnessed by | Inocencio |
| Title of sampler | Telephone number of sampler | ||
| 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 | Bid Item | Not set |
Material Information
| Material Type | Concrete | The concrete mix design number | DDLSP8Q3 |
|---|---|---|---|
| The truck number from where the sample was collected | The batch plant ticket number from where the sample was collected | TBD | |
| Concrete batch plant | The fabricator/manufacturer designation for the sample | ||
| A detailed description of where the material sample was collected | CHUTE FROM TRUCK | 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: 2025-11-07-10
DIME Test ID: 2025-11-07-10-1
Testing Lab: Quality Assurance Engineering, Inc dba Consolidated Engineering Laboratories
Test Method: ASTM C39-17a: Standard Test Method for Compressive Strength of Cylindrical Concrete Specimens
Test Release Date: 2026-01-08
Test Results
Unit system used?: US Units
Number of specimens: 6
Test performed: With no density determined
Input Type: Measured
Tester's full name: ALee
Date of test: 01/07/2026
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
Average diameter of cylinder 4: 4.00 in
Average diameter of cylinder 5: 4.00 in
Average diameter of cylinder 6: 4.00 in
Maximum load on cylinder 1: 65860 lb
Maximum load on cylinder 2: 67660 lb
Maximum load on cylinder 3: 63980 lb
Maximum load on cylinder 4: 68930 lb
Maximum load on cylinder 5: 65680 lb
Maximum load on cylinder 6: 68820 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
Type of fracture pattern of cylinder 4: 3
Type of fracture pattern of cylinder 5: 2
Type of fracture pattern of cylinder 6: 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
Correction factor for cylinder 4: 1.00
Correction factor for cylinder 5: 1.00
Correction factor for cylinder 6: 1.00
Age of specimen: 62 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
Cross sectional area of cylinder 4: 12.57 in^2
Cross sectional area of cylinder 5: 12.57 in^2
Cross sectional area of cylinder 6: 12.57 in^2
Compressive strength of cylinder 1: 5239.5 psi
Compressive strength of cylinder 2: 5382.7 psi
Compressive strength of cylinder 3: 5089.9 psi
Compressive strength of cylinder 4: 5483.7 psi
Compressive strength of cylinder 5: 5225.1 psi
Compressive strength of cylinder 6: 5474.9 psi
Compressive strength (to nearest 10 psi): 5320 psi
General comments (publicly viewable) (Max 1000 characters): Brought in by ASR to Vallejo lab to test on 01/02/2026. Note: Cylinders were prepared 60+ days ago.
Test was verified on 1/8/2026 ✔