Summary for Test 2025-03-10-65-1

Test performed: CTM 643-April 2020

Project Information

Project IdentifiersProject ID: 1000855
DEA: 021J3104
EFIS: 0220000057
DIST-CO-RTE-PM02-SHA-44-R26.8/71.38
Award DateNot set
Closeout DateNot set
Work DescriptionShingle Station Paving and Drainage.
Location DescriptionIn Shasta County at various locations from 0.3 mile east of Shingletown Ridge Road to Lassen County Line.
QA Service Level1 (Verified on 12/10/2024)

Sample Information

Sample Taken Date03/10/2025 Sample Unique Key65
Date that the sample was received by the laboratory/organization performing the testing03/12/2025 Sample typePreliminary
A brief description of the sampleSand, Silt, Rock, and Soil The quantity of what the sample constitutes1 container for culvert recommendation C-30
From where was the sample collectedSource First name of sampler or witnessed byJosh
Last name of sampler or witnessed byMurphy Title of samplerTET
Telephone number of sampler Laboratory sample identificationD79824
Linked DIME Sample ID The fabricator/manufacturer/facility nameIn Situ
Transportation Laboratory (TL) Number 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 collectedShoulder at Inlet PM 65.72
Where the material sample would have been placed if not sampled

Test Details

DIME Sample ID: 2025-03-10-65
DIME Test ID: 2025-03-10-65-1
Testing Lab: CT D02 - Redding Northern Regional Laboratory
Test Method: CTM 643-April 2020: Method for Test for Laboratory Resistivity and pH for Soil and Water
Test Release Date: 2025-04-02

Test Results


The test method used?: Laboratory Resistivity Test for Soil (pH and Resistivity)
Input Type: Measured
Tester's full name: Josh Ferency
Date of test: 03/27/2025
Minimum soil resistance of the lab measurement: 10000 Ohms
Soil sample temperature: 22.9 C
Soil box constant: 1
pH of soil: 7.15
Minimum soil resistance corrected to 15.5: 11850 Ohm-cm
Minimum soil resistivity at 15.5: 11850 Ohm-cm
General comments (publicly viewable) (Max 1000 characters): pH=7.15, p=11850.Ω∙cm

Test was verified on 4/2/2025 ✔