Summary for Test 2025-10-08-68-4
Test performed: CTM 643-April 2020Project Information
| Project Identifiers | Project ID: 1001797 DEA: 021K4704 EFIS: 0224000113 |
|---|---|
| DIST-CO-RTE-PM | 02-TEH-99-13.4/13.9 |
| Award Date | 04/10/2029 |
| Closeout Date | Not set |
| Work Description | Butler Taft Safety - Extend existing TWLTL |
| Location Description | In Tehama County near Los Molinos form 0.1 Mile South of Butler Street to 0.3 Mile North of Taft Street |
| QA Service Level | 1 (Verified on 10/28/2025) |
Sample Information
| Sample Taken Date | 10/08/2025 | Sample Unique Key | 68 |
|---|---|---|---|
| Date that the sample was received by the laboratory/organization performing the testing | 10/09/2025 | Sample type | Preliminary |
| A brief description of the sample | 2 Bags of Sand Silt Rock and Soil | The quantity of what the sample constitutes | Structural Section Recommendation |
| 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 | MREA |
| Telephone number of sampler | Laboratory sample identification | D80080 | |
| Linked DIME Sample ID | The fabricator/manufacturer/facility name | District 2 Lab | |
| Transportation Laboratory (TL) Number | 897621 | 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 | |
|---|---|---|---|
| The fabricator/manufacturer designation for the sample | A detailed description of where the material sample was collected | 02-TEH-99 PM 13.8 | |
| Where the material sample would have been placed if not sampled |
Test Details
DIME Sample ID: 2025-10-08-68
DIME Test ID: 2025-10-08-68-4
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: 2025-10-29
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: 10/15/2025
Minimum soil resistance of the lab measurement: 2500 Ohms
Soil sample temperature: 21.3 C
Soil box constant: 1
pH of soil: 6.60
Minimum soil resistance corrected to 15.5: 2862.5 Ohm-cm
Minimum soil resistivity at 15.5: 2863 Ohm-cm
General comments (publicly viewable) (Max 1000 characters): pH=6.60, p=2863.Ω∙cm
Test was verified on 10/29/2025 ✔
