Summary for Test 2025-09-19-39-1
Test performed: CTM 643-April 2020Project Information
| Project Identifiers | Project ID: 1000130 DEA: 021J3504 EFIS: 0220000061 |
|---|---|
| DIST-CO-RTE-PM | 02-SHA-29-41.1/55.3 |
| Award Date | Not set |
| Closeout Date | Not set |
| Work Description | Diddy Roost Culverts - Drainage System Restoration |
| Location Description | Not set |
| QA Service Level | 1 (Verified on 10/24/2024) |
Sample Information
| Sample Taken Date | 09/19/2025 | Sample Unique Key | 39 |
|---|---|---|---|
| Date that the sample was received by the laboratory/organization performing the testing | 09/19/2025 | Sample type | Preliminary |
| A brief description of the sample | Sand, Silt, Rock and Soil | The quantity of what the sample constitutes | Not Provided |
| From where was the sample collected | Source | First name of sampler or witnessed by | Derek |
| Last name of sampler or witnessed by | Serna | Title of sampler | |
| Telephone number of sampler | Laboratory sample identification | D80054 | |
| Linked DIME Sample ID | The fabricator/manufacturer/facility name | Roadside | |
| Transportation Laboratory (TL) Number | 897611 | Inspector Lot Number from the Transportation Laboratory (TL) Form | |
| Structure unique identifier | Structure name | ||
| Bid Item | Not set |
Material Information
| Material Type | Soil | The fabricator's/manufacturer's product name for the sample | C-9 |
|---|---|---|---|
| The fabricator/manufacturer designation for the sample | A detailed description of where the material sample was collected | Shoulder at Inlet SHA, 299 PM. 50.21 | |
| Where the material sample would have been placed if not sampled |
Test Details
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DIME Sample ID: 2025-09-19-39
DIME Test ID: 2025-09-19-39-1
Testing Lab: CT D02 - Redding Northern Regional Laboratory
Test Method: CTM 643-April 2020: Method for Test for Laboratory Resistivity and pH for Soil and Water
Test Release Date: 2025-09-30
Test Results
The test method used?: Laboratory Resistivity Test for Soil (pH and Resistivity)
Input Type: Measured
Tester's full name: Josh Murphy
Date of test: 09/29/2025
Minimum soil resistance of the lab measurement: 3150 Ohms
Soil sample temperature: 22 C
Soil box constant: 1
pH of soil: 6.68
Minimum soil resistance corrected to 15.5: 3661.88 Ohm-cm
Minimum soil resistivity at 15.5: 3662 Ohm-cm
General comments (publicly viewable) (Max 1000 characters): pH=6.68, p=3662.Ω∙cm
Test was verified on 9/30/2025 ✔