Summary for Test 2026-06-08-23-2

Test performed: CTM 301-March 2000

Project Information

Project IdentifiersProject ID: 1001940
DEA: 023J52U4
EFIS: 0225000084
DIST-CO-RTE-PM02-TEH-36-15.7/16.4
Award Date01/12/2026
Closeout Date09/25/2026
Work DescriptionHorse Gulch Combined
Location DescriptionNot set
QA Service Level1 (Verified on 02/04/2026)

Sample Information

Sample Taken Date06/08/2026 Sample Unique Key23
Date that the sample was received by the laboratory/organization performing the testing06/08/2026 Sample typeAcceptance
A brief description of the sample1 bag of Native Subgrade The quantity of what the sample constitutesNative Subgrade
From where was the sample collectedSource First name of sampler or witnessed byBrandon
Last name of sampler or witnessed byWhite Title of samplerTET
Telephone number of sampler Laboratory sample identificationD80221
Linked DIME Sample ID The fabricator/manufacturer/facility nameJF Shea Construction
Transportation Laboratory (TL) Number896858 Inspector Lot Number from the Transportation Laboratory (TL) Form
Structure unique identifier Structure name
Bid ItemNot set

Material Information

Material TypeSoil 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 collected02-TEH-36, PM 16.13, st. 841+50
Where the material sample would have been placed if not sampled

Test Details

DIME Sample ID: 2026-06-08-23
DIME Test ID: 2026-06-08-23-2
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: 2026-06-15

Test Results


How will the R value be determined?: By stabilometer
Input Type: Measured
Tester's full name: Colt Sweeny
Date of test: 06/11/2026
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: 100 %
As Received Gradation, Percent Passing 1/2 in. sieve: 99 %
As Received Gradation, Percent Passing 3/8 in. sieve: 99 %
As Received Gradation, Percent Passing #4 sieve: 98 %
As Received Gradation, Percent Passing #8 sieve: 97 %
As Received Gradation, Percent Passing #16 sieve: 96 %
As Received Gradation, Percent Passing #30 sieve: 94 %
As Received Gradation, Percent Passing #50 sieve: 90 %
As Received Gradation, Percent Passing #100 sieve: 86 %
As Received Gradation, Percent Passing #200 sieve: 80 %
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: 100 %
As Used Gradation, Percent Passing 3/8 in. sieve: 99 %
As Used Gradation, Percent Passing #4 sieve: 98 %
As Used Gradation, Percent Passing #8 sieve: 97 %
As Used Gradation, Percent Passing #16 sieve: 96 %
As Used Gradation, Percent Passing #30 sieve: 94 %
As Used Gradation, Percent Passing #50 sieve: 91 %
As Used Gradation, Percent Passing #100 sieve: 86 %
As Used Gradation, Percent Passing #200 sieve: 80 %
Horizontal pressure (specimen 1): 0.9 MPa
Displacement (specimen 1): 3.05
Horizontal pressure (specimen 2): 0.94 MPa
Displacement (specimen 2): 3.24
Horizontal pressure (specimen 3): 0.99 MPa
Displacement (specimen 3): 3.95
R value (specimen 1): 15.4
R value (specimen 2): 11.6
R value (specimen 3): 6.6
R value: 8
General comments (publicly viewable) (Max 1000 characters): Last two specimens were stopped prematurely. This value is approximate.

Test was verified on 6/15/2026 ✔