DIME - Test Summary

Summary for Test 2021-10-12-23-1

Test performed: CTM 643-April 2020

Project Identifiers	Project ID: 993339 DEA: 024H9304 EFIS: 0219000027
DIST-CO-RTE-PM	02-SHA-299-44.3/44.9
Award Date	07/13/2022
Closeout Date	04/11/2024
Work Description	INGOT CURVE IMPROVEMENT - CURVE IMROVEMENT
Location Description	IN SHASTA COUNTY NEAR INGOT FROM 2.7 MILES EAST OF SEAMANS GULCH ROAD TO 1.2 MILES WEST OF DU BOIS ROAD.
QA Service Level	1 (Verified on 11/22/2021)

Sample Taken Date	10/12/2021	Sample Unique Key	23
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	10/12/2021
Sample type	Preliminary	A brief description of the sample	Water
The quantity of what the sample constitutes	Water flowing through foundation of gabion wall	From where was the sample collected	Job Site
First name of sampler or witnessed by	Scott	Last name of sampler or witnessed by	Lewis
Title of sampler	Engineering Geologist	Telephone number of sampler	(530) 225-3516
Laboratory sample identification	D78956	Linked DIME Sample ID
The fabricator/manufacturer/facility name	Not applicable	Transportation Laboratory (TL) Number	876430
Inspector Lot Number from the Transportation Laboratory (TL) Form		Structure unique identifier
Structure name

Material Type	Water	Sample is potable water	No
A detailed description of where the material sample was collected	Drilled boring hole PP-20-001

DIME Sample ID: 2021-10-12-23

DIME Test ID: 2021-10-12-23-1

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: 2021-10-21

The test method used?: Laboratory Resistivity Test for Water (pH and Resistivity)

Input Type: Measured

Tester's full name: Terry McCormick

Date of test: 10/12/2021

Water resistance: 1700 Ohms

Water sample temperature: 22.5 C

Soil box constant: 1

pH of water: 7.16

Water sample resistance corrected to 15.5: 1997.50 Ohm-cm

Resistivity of water at 15.5: 1998 Ohm-cm

General comments (publicly viewable) (Max 1000 characters): Tested within 1 hour of being delivered to lab.

Test was verified on 10/21/2021 ✔