Summary for Test 2026-04-23-28-1
Test performed: CTM 523-May 2020Project Information
| Project Identifiers | Project ID: 1001281 DEA: 11430234 EFIS: 1118000029 |
|---|---|
| DIST-CO-RTE-PM | 11-SD-805-0.1/14.6 |
| Award Date | Not set |
| Closeout Date | Not set |
| Work Description | REPLACE CONC PVMT, CONSTRUCT AUX LANE & BIKE TRAIL, ELECT, & LANDSCAPE |
| Location Description | SAN DIEGO COUNTY IN SAN DIEGO, CHULA VISTA AND NATIONAL CITY FROM 0.3 MILE SOUTH OF ROUTE 805/5 SEPARATION TO ROUTE 805/15 SEPARATION |
| QA Service Level | 1 (Verified on 06/09/2025) |
Sample Information
| Sample Taken Date | 04/23/2026 | Sample Unique Key | 28 |
|---|---|---|---|
| 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 | 04/23/2026 |
| Sample type | Quality Assurance | A brief description of the sample | Field Sample |
| The quantity of what the sample constitutes | Field Sample | From where was the sample collected | Source |
| First name of sampler or witnessed by | Gerardo | Last name of sampler or witnessed by | Cordero |
| Title of sampler | Telephone number of sampler | ||
| Laboratory sample identification | Bid Item 144 | Linked DIME Sample ID | |
| The fabricator/manufacturer/facility name | Volumetric Truck | 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 | CTS-65-EHI |
|---|---|---|---|
| The truck number from where the sample was collected | The batch plant ticket number from where the sample was collected | 1 | |
| Concrete batch plant | The fabricator/manufacturer designation for the sample | ||
| A detailed description of where the material sample was collected | Field | 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: 2026-04-23-28
DIME Test ID: 2026-04-23-28-1
Testing Lab: CT D11 - District 11 Materials Laboratory
Test Method: CTM 523-May 2020: Method of Test for Flexural Strength of Concrete
Test Release Date: 2026-04-27
Test Results
Number of specimens: 3
Unit system used?: US Units
Does the testing machine measure load or stress on the beam specimen?: Load
Fracture initiates in the tension surface: Within the Middle Third of the Span Length
Is a beam dimensional correction factor used?: No
Input Type: Measured
Tester's full name: Daniel Smith
Date of test: 04/27/2026
Identification number: 26-04-23-28-1
Width of specimen: 6.0 inch
Width of specimen 2: 6.0 inch
Width of specimen 3: 6.0 inch
Depth of specimen: 6.0 inch
Depth of specimen 2: 6.0 inch
Depth of specimen 3: 6.0 inch
Span length of specimen: 18 inch
Span length of specimen 2: 18 inch
Span length of specimen 3: 18 inch
Maximum load applied: 9322 lb
Maximum load applied 2: 8986 lb
Maximum load applied 3: 8746 lb
Curing history and apparent moisture condition of the specimen: 4 days
If specimen was capped, ground or if leather shims were used: leather shims
Defects in specimen: N/A
Age of specimen: 4 days
Age of specimen in hours: 96 hours
Modulus of rupture: 775 psi
Modulus of rupture 2: 750 psi
Modulus of rupture 3: 730 psi
Modulus of rupture average: 750 psi
General comments (publicly viewable) (Max 1000 characters): 3 Day (Broke on Day 4)
Complies Target 600 psi in 3 days Tested Avg of 750 psi in 4 days
Test was verified on 4/27/2026 ✔