Summary for Test 2026-05-29-49-2
Test performed: CTM 301-March 2000Project Information
| Project Identifiers | Project ID: 1001306 DEA: 023H7704 EFIS: 0218000039 |
|---|---|
| DIST-CO-RTE-PM | 02-TEH-99-0.0/12.5 |
| Award Date | Not set |
| Closeout Date | Not set |
| Work Description | VINA REHAB: PLACE HMA, INSTALL CULVERTS, AND INSTALL GUARDRAIL. |
| Location Description | TEHAMA COUNTY IN AND NEAR LOS MOLINOS FROM BUTTE COUNTY LINE TO LOS MOLINOS CREEK BRIDGE |
| QA Service Level | 1 (Verified on 06/12/2025) |
Sample Information
| Sample Taken Date | 05/29/2026 | Sample Unique Key | 49 |
|---|---|---|---|
| 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 | 05/29/2026 |
| 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 | Source |
| First name of sampler or witnessed by | Chris | Last name of sampler or witnessed by | Lee |
| Title of sampler | JET | Telephone number of sampler | |
| Laboratory sample identification | D80212 | Linked DIME Sample ID | |
| The fabricator/manufacturer/facility name | DeSilva Gates Aggregates | Transportation Laboratory (TL) Number | 681710 |
| 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, st.150+00, PM. 2.84 | |
| Where the material sample would have been placed if not sampled |
Test Details
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DIME Sample ID: 2026-05-29-49
DIME Test ID: 2026-05-29-49-2
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: 2026-06-11
Test Results
How will the R value be determined?: By stabilometer
Input Type: Measured
Tester's full name: Josh Murphy
Date of test: 06/10/2026
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: 100 %
As Received Gradation, Percent Passing 1 1/2 in. sieve: 99 %
As Received Gradation, Percent Passing 1 in. sieve: 95 %
As Received Gradation, Percent Passing 3/4 in. sieve: 89 %
As Received Gradation, Percent Passing 1/2 in. sieve: 81 %
As Received Gradation, Percent Passing 3/8 in. sieve: 75 %
As Received Gradation, Percent Passing #4 sieve: 62 %
As Received Gradation, Percent Passing #8 sieve: 55 %
As Received Gradation, Percent Passing #16 sieve: 48 %
As Received Gradation, Percent Passing #30 sieve: 40 %
As Received Gradation, Percent Passing #50 sieve: 30 %
As Received Gradation, Percent Passing #100 sieve: 23 %
As Received Gradation, Percent Passing #200 sieve: 19 %
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: 90 %
As Used Gradation, Percent Passing 3/8 in. sieve: 84 %
As Used Gradation, Percent Passing #4 sieve: 69 %
As Used Gradation, Percent Passing #8 sieve: 61 %
As Used Gradation, Percent Passing #16 sieve: 54 %
As Used Gradation, Percent Passing #30 sieve: 44 %
As Used Gradation, Percent Passing #50 sieve: 34 %
As Used Gradation, Percent Passing #100 sieve: 26 %
As Used Gradation, Percent Passing #200 sieve: 21 %
Horizontal pressure (specimen 1): 0.56 MPa
Displacement (specimen 1): 3.69
Horizontal pressure (specimen 2): 0.68 MPa
Displacement (specimen 2): 3.95
Horizontal pressure (specimen 3): 0.76 MPa
Displacement (specimen 3): 4.08
R value (specimen 1): 39.5
R value (specimen 2): 28.1
R value (specimen 3): 21.5
R value: 36
General comments (publicly viewable) (Max 1000 characters): R-Val=36
Test was verified on 6/11/2026 ✔