Summary for Test 2026-05-20-87-2
Test performed: CTM 301-March 2000Project Information
| Project Identifiers | Project ID: 993331 DEA: 023H6904 EFIS: 0218000010 |
|---|---|
| DIST-CO-RTE-PM | 02-PLU-89-30/R42.1 |
| Award Date | 11/21/2024 |
| Closeout Date | Not set |
| Work Description | ALMANOR WEST REHAB - ROADWAY REHABILITATION |
| Location Description | IN PLUMAS COUNTY NEAR CANYON DAM FROM LAKE ALMANOR SPILLWAY TO ROUTE 36. |
| QA Service Level | 1 (Verified on 10/14/2021) |
Sample Information
| Sample Taken Date | 05/20/2026 | Sample Unique Key | 87 |
|---|---|---|---|
| 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 | 05/20/2026 |
| Sample type | Acceptance | A brief description of the sample | 1 Bag Subgrade |
| The quantity of what the sample constitutes | Subgrade | From where was the sample collected | Job Site |
| First name of sampler or witnessed by | Brandon | Last name of sampler or witnessed by | White |
| Title of sampler | TET | Telephone number of sampler | |
| Laboratory sample identification | D80202 | Linked DIME Sample ID | |
| The fabricator/manufacturer/facility name | Dig It Chester | Transportation Laboratory (TL) Number | 896856 |
| 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 | PLU-89, st. 309+00 | |
| Where the material sample would have been placed if not sampled |
Test Details
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DIME Sample ID: 2026-05-20-87
DIME Test ID: 2026-05-20-87-2
Testing Lab: CT D02 - Redding Northern Regional Laboratory
Test Method: CTM 301-March 2000: Method for Determining the Resistance "R" Value of Treated and Untreated Bases, Subbases, and Basement Soils by the Stabilometer
Test Release Date: 2026-06-08
Test Results
How will the R value be determined?: By stabilometer
Input Type: Measured
Tester's full name: Josh Murphy
Date of test: 06/03/2026
As Received Gradation, Percent Passing 3 in. sieve: no data
As Received Gradation, Percent Passing 2 1/2 in. sieve: no data
As Received Gradation, Percent Passing 2 in. sieve: no data
As Received Gradation, Percent Passing 1 1/2 in. sieve: 100 %
As Received Gradation, Percent Passing 1 in. sieve: 98 %
As Received Gradation, Percent Passing 3/4 in. sieve: 97 %
As Received Gradation, Percent Passing 1/2 in. sieve: 95 %
As Received Gradation, Percent Passing 3/8 in. sieve: 94 %
As Received Gradation, Percent Passing #4 sieve: 91 %
As Received Gradation, Percent Passing #8 sieve: 87 %
As Received Gradation, Percent Passing #16 sieve: 93 %
As Received Gradation, Percent Passing #30 sieve: 77 %
As Received Gradation, Percent Passing #50 sieve: 65 %
As Received Gradation, Percent Passing #100 sieve: 53 %
As Received Gradation, Percent Passing #200 sieve: 43.7 %
As Used Gradation, Percent Passing 3 in. sieve: no data
As Used Gradation, Percent Passing 2 1/2 in. sieve: no data
As Used Gradation, Percent Passing 2 in. sieve: no data
As Used Gradation, Percent Passing 1 1/2 in. sieve: no data
As Used Gradation, Percent Passing 1 in. sieve: 100 %
As Used Gradation, Percent Passing 3/4 in. sieve: 100 %
As Used Gradation, Percent Passing 1/2 in. sieve: 98 %
As Used Gradation, Percent Passing 3/8 in. sieve: 96 %
As Used Gradation, Percent Passing #4 sieve: 93 %
As Used Gradation, Percent Passing #8 sieve: 89 %
As Used Gradation, Percent Passing #16 sieve: 85 %
As Used Gradation, Percent Passing #30 sieve: 78 %
As Used Gradation, Percent Passing #50 sieve: 67 %
As Used Gradation, Percent Passing #100 sieve: 54 %
As Used Gradation, Percent Passing #200 sieve: 45 %
Horizontal pressure (specimen 1): 0.3 MPa
Displacement (specimen 1): 4.08
Horizontal pressure (specimen 2): 0.42 MPa
Displacement (specimen 2): 4.22
Horizontal pressure (specimen 3): 0.69 MPa
Displacement (specimen 3): 4.96
R value (specimen 1): 62
R value (specimen 2): 49
R value (specimen 3): 23
R value: 49
General comments (publicly viewable) (Max 1000 characters): R-Val=49
Test was verified on 6/8/2026 ✔