Summary for Test 2026-07-10-69-1
Test performed: CTM 203-February 2008Project Information
| Project Identifiers | Project ID: 1001417 DEA: 022J7504 EFIS: 0221000131 |
|---|---|
| DIST-CO-RTE-PM | 02-MOD-299-33.5/37.5 |
| Award Date | Not set |
| Closeout Date | Not set |
| Work Description | Crowder Flat Pavement Roadway Rehabilitation |
| Location Description | In Modoc County near Alturas from 3.6 miles west of Crowder Flat Road to 0.3 mile west of Rattlesnake Creek Bridge |
| QA Service Level | 1 (Verified on 07/22/2025) |
Sample Information
| Sample Taken Date | 07/10/2026 | Sample Unique Key | 69 |
|---|---|---|---|
| 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 | 07/14/2026 |
| Sample type | Preliminary | A brief description of the sample | Subgrade |
| The quantity of what the sample constitutes | 1 Bag Subgrade | From where was the sample collected | Source |
| First name of sampler or witnessed by | Scott | Last name of sampler or witnessed by | Lewis |
| Title of sampler | Senior Engineering Geologist | Telephone number of sampler | |
| Laboratory sample identification | D80286 | Linked DIME Sample ID | |
| The fabricator/manufacturer/facility name | Not Provided | Transportation Laboratory (TL) Number | 859001 |
| 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 | Pit just South of RDWY prism | |
| Where the material sample would have been placed if not sampled |
Test Details
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DIME Sample ID: 2026-07-10-69
DIME Test ID: 2026-07-10-69-1
Testing Lab: CT D02 - Redding Northern Regional Laboratory
Test Method: CTM 203-February 2008: Mechanical Analysis of Soils
Test Release Date: 2026-08-11
Test Results
What size aggregate is being tested?: Combined Gradation
Individual or cumulative mass retained on each sieve?: Cumulative Mass Retained
Input Type: Calculated
Tester's full name: Josh Murphy
Date of test: 07/29/2026
Cumulative percent passing the 3 in. sieve: 100 %
Cumulative percent passing the 2 1/2 in. sieve: 100 %
Cumulative percent passing the 2 in. sieve: 100 %
Cumulative percent passing the 1 1/2 in. sieve: 100 %
Cumulative percent passing the 1 in. sieve: 100 %
Cumulative percent passing the 3/4 in. sieve: 100 %
Cumulative percent passing the 1/2 in. sieve: 100 %
Cumulative percent passing the 3/8 in. sieve: 100 %
Cumulative percent passing the #4 sieve: 100 %
Cumulative percent passing the #8 sieve: 97 %
Cumulative percent passing the #16 sieve: 92 %
Cumulative percent passing the #30 sieve: 84 %
Cumulative percent passing the #50 sieve: 68 %
Cumulative percent passing the #100 sieve: 45 %
Cumulative percent passing the #200 sieve: 30 %
Cumulative Percent Passing on 5 Microns: 22 %
Cumulative Percent Passing on 1 Micron: 4 %
General comments (publicly viewable) (Max 1000 characters): D₈₅=632-μm, D₅₀=179-μm, D₁₅ <1-μm
Test was verified on 8/11/2026 ✔