Summary for Test 2026-03-19-51-5
Test performed: CTM 301-March 2000Project Information
| Project Identifiers | Project ID: 1002031 DEA: 024K0504 EFIS: 0226000137 |
|---|---|
| DIST-CO-RTE-PM | 02-SHA-89-29.2/29.4 |
| Award Date | Not set |
| Closeout Date | Not set |
| Work Description | IN SHASTA COUNTY ABOUT 7 MILES NORTH OF FOUR CORNERS FROM LAKE BRITTON BRIDGE TO 0.2 MILE NORTH OF LAKE BRITTON BRIDGE |
| Location Description | Not set |
| QA Service Level | 1 (Verified on 04/10/2026) |
Sample Information
| Sample Taken Date | 03/19/2026 | Sample Unique Key | 51 |
|---|---|---|---|
| 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 | 03/19/2026 |
| Sample type | Acceptance | A brief description of the sample | 4 bags of 3/4-inch Maximum Class 2 Aggregate Base |
| The quantity of what the sample constitutes | 2000 cy | From where was the sample collected | Manufacturer |
| First name of sampler or witnessed by | Cindy | Last name of sampler or witnessed by | Bryant |
| Title of sampler | Telephone number of sampler | ||
| Laboratory sample identification | D80159 | Linked DIME Sample ID | |
| The fabricator/manufacturer/facility name | Shaw Pit | Transportation Laboratory (TL) Number | 824079 |
| Inspector Lot Number from the Transportation Laboratory (TL) Form | Structure unique identifier | ||
| Structure name | Bid Item | Not set |
Material Information
| Material Type | Aggregate | Source Identification (SMARA, name of Pit or Job Site) | 91-25-0008::Shaw Pit (Lookout, CA) |
|---|---|---|---|
| The fabricator's/manufacturer's product name for the sample | The fabricator/manufacturer designation for the sample | ||
| The plant number | A detailed description of where the material sample was collected | Stockpile | |
| Where the material sample would have been placed if not sampled | Primary Aggregate Nominal Size | 3/4 inch | |
| The concrete mix design number | Lot number | ||
| Sublot number | Aggregate Mix Number |
Test Details
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DIME Sample ID: 2026-03-19-51
DIME Test ID: 2026-03-19-51-5
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: 2026-03-27
Test Results
How will the R value be determined?: By stabilometer
Input Type: Measured
Tester's full name: Josh Murphy
Date of test: 03/26/2026
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: no data
As Received Gradation, Percent Passing 1 in. sieve: 100 %
As Received Gradation, Percent Passing 3/4 in. sieve: 98 %
As Received Gradation, Percent Passing 1/2 in. sieve: 73 %
As Received Gradation, Percent Passing 3/8 in. sieve: 58 %
As Received Gradation, Percent Passing #4 sieve: 33 %
As Received Gradation, Percent Passing #8 sieve: 23 %
As Received Gradation, Percent Passing #16 sieve: 17 %
As Received Gradation, Percent Passing #30 sieve: 14 %
As Received Gradation, Percent Passing #50 sieve: 11 %
As Received Gradation, Percent Passing #100 sieve: 9 %
As Received Gradation, Percent Passing #200 sieve: 8 %
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: 74 %
As Used Gradation, Percent Passing 3/8 in. sieve: 58 %
As Used Gradation, Percent Passing #4 sieve: 32 %
As Used Gradation, Percent Passing #8 sieve: 22 %
As Used Gradation, Percent Passing #16 sieve: 16 %
As Used Gradation, Percent Passing #30 sieve: 13 %
As Used Gradation, Percent Passing #50 sieve: 11 %
As Used Gradation, Percent Passing #100 sieve: 9 %
As Used Gradation, Percent Passing #200 sieve: 7 %
Horizontal pressure (specimen 1): 0.09 MPa
Displacement (specimen 1): 5.15
Horizontal pressure (specimen 2): 0.09 MPa
Displacement (specimen 2): 5.65
Horizontal pressure (specimen 3): 0.097 MPa
Displacement (specimen 3): 5.7
R value (specimen 1): 84.5
R value (specimen 2): 83.2
R value (specimen 3): 81.9
R value: 83
General comments (publicly viewable) (Max 1000 characters): R=83
Test was verified on 3/27/2026 ✔