Summary for Test 2026-02-09-52-1
Test performed: ASTM C39-21Project Information
| Project Identifiers | Project ID: 993678 DEA: 042Q8004 EFIS: 0419000050 COOP: 042836,042944 |
|---|---|
| DIST-CO-RTE-PM | 04-SM-101,92-US 101 & SR 92-10.9/12.1 & 11.8/13.4 |
| Award Date | 01/22/2025 |
| Closeout Date | Not set |
| Work Description | US 101/SR 92 INTERCHANGE AREA IMPROVEMENT :PROJECT WILL CONSTRUCT CONGESTION RELIEF IMPROVEMENTS AT THE US 101/SR 92 INTERCHANGE AREA. |
| Location Description | Not set |
| QA Service Level | 1 (Verified on 09/15/2022) |
Sample Information
| Sample Taken Date | 02/09/2026 | Sample Unique Key | 52 |
|---|---|---|---|
| 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 | 12/16/2025 |
| Sample type | Quality Assurance | A brief description of the sample | Structural concrete (5,000psi) |
| The quantity of what the sample constitutes | 2 | From where was the sample collected | Job Site |
| First name of sampler or witnessed by | Renata | Last name of sampler or witnessed by | Kovalchuk |
| Title of sampler | ASR | Telephone number of sampler | |
| Laboratory sample identification | Linked DIME Sample ID | ||
| The fabricator/manufacturer/facility name | Graniterock Redwood City batch plant | Transportation Laboratory (TL) Number | |
| Inspector Lot Number from the Transportation Laboratory (TL) Form | Structure unique identifier | ||
| Structure name | WS Ramp (Widen) | Bid Item | Not set |
Material Information
| Material Type | Concrete | The concrete mix design number | 07S802 |
|---|---|---|---|
| The truck number from where the sample was collected | 1 | The batch plant ticket number from where the sample was collected | 1 |
| Concrete batch plant | Graniterock Redwood City | The fabricator/manufacturer designation for the sample | |
| A detailed description of where the material sample was collected | Concrete sampled from truck chute | Where the material sample would have been placed if not sampled | Hinge lower seat |
| From Lot No. | Bag Lot No. |
Test Details
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DIME Sample ID: 2026-02-09-52
DIME Test ID: 2026-02-09-52-1
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: 2026-03-04
Test Results
Unit system used?: US Units
Number of specimens: 3
Test performed: With no density determined
Input Type: Measured
Tester's full name: AHardeman
Date of test: 03/02/2026
Capped in accordance with?: ASTM C617 - Sulfur Mortar 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: 108760 lb
Maximum load on cylinder 2: 110280 lb
Maximum load on cylinder 3: 109630 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: 21 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: 8650.0 psi
Compressive strength of cylinder 2: 8770.0 psi
Compressive strength of cylinder 3: 8720 psi
Compressive strength (to nearest 10 psi): 8710 psi
Serial number of delivery ticket, if available: no data
General comments (publicly viewable) (Max 1000 characters): Set of three cylinders. original break scheduled for 14 days, changed to 21. B.O.
Test was verified on 3/4/2026 ✔