Summary for Test 2026-01-22-73-1
Test performed: ASTM C39-21Project Information
| Project Identifiers | Project ID: 1000741 DEA: 041Y7204 EFIS: 0423000018 |
|---|---|
| DIST-CO-RTE-PM | 04-SF-80-5.7/7.7 |
| Award Date | 05/16/2025 |
| Closeout Date | Not set |
| Work Description | STRUCTURAL CONCRETE, BRIDGE (RSC) & JOINT SEAL. |
| Location Description | THE CITY AND COUNTY OF SAN FRANCISCO AT VARIOUS LOCATIONS FROM 0.1 MILE EAST OF FREMONT STREET OFF-RAMP TO 0.2 MILE WEST OF YERBA BUENA ISLAND OFF-RAMP |
| QA Service Level | 1 (Verified on 10/17/2024) |
Sample Information
| Sample Taken Date | 01/22/2026 | Sample Unique Key | 73 |
|---|---|---|---|
| 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 | 02/25/2026 |
| Sample type | Quality Control | A brief description of the sample | Rapid Strength Concrete |
| The quantity of what the sample constitutes | 2 CY | From where was the sample collected | Job Site |
| First name of sampler or witnessed by | Sebastian | Last name of sampler or witnessed by | Mofor |
| Title of sampler | Telephone number of sampler | ||
| Laboratory sample identification | Linked DIME Sample ID | ||
| The fabricator/manufacturer/facility name | Precision 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 | N/A |
|---|---|---|---|
| The truck number from where the sample was collected | The batch plant ticket number from where the sample was collected | 8537-1 | |
| Concrete batch plant | The fabricator/manufacturer designation for the sample | ||
| A detailed description of where the material sample was collected | wheelbarrow | 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: 2026-01-22-73
DIME Test ID: 2026-01-22-73-1
Testing Lab: Quality Assurance Engineering, Inc dba Consolidated Engineering Laboratories
Test Method: ASTM C39-21: Standard Test Method for Compressive Strength of Cylindrical Concrete Specimens
Test Release Date: 2026-03-03
Test Results
Unit system used?: US Units
Number of specimens: 3
Test performed: With no density determined
Input Type: Measured
Tester's full name: ALee
Date of test: 02/27/2026
Capped in accordance with?: ASTM C1231 - Unbonded Elastomeric Pad Cap
Apparent mass of submerged cylinder 1: 9 lb
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: 82950 lb
Maximum load on cylinder 2: 82510 lb
Maximum load on cylinder 3: 83340 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: 36 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 of cylinder 1: 6600.0 psi
Compressive strength of cylinder 2: 6560.0 psi
Compressive strength of cylinder 3: 6630 psi
Compressive strength (to nearest 10 psi): 6600 psi
Serial number of delivery ticket, if available: no data
General comments (publicly viewable) (Max 1000 characters): Cylinders were dropped off to Vallejo lab on 2/25/26
Test was verified on 3/3/2026 ✔