DIME - Test Summary

Summary for Test 2025-10-08-68-5

Test performed: ASTM D2487-17

Project Identifiers	Project ID: 1001797 DEA: 021K4704 EFIS: 0224000113
DIST-CO-RTE-PM	02-TEH-99-13.4/13.9
Award Date	04/10/2029
Closeout Date	Not set
Work Description	Butler Taft Safety - Extend existing TWLTL
Location Description	In Tehama County near Los Molinos form 0.1 Mile South of Butler Street to 0.3 Mile North of Taft Street
QA Service Level	1 (Verified on 10/28/2025)

Sample Taken Date	10/08/2025	Sample Unique Key	68
Date that the sample was received by the laboratory/organization performing the testing	10/09/2025	Sample type	Preliminary
A brief description of the sample	2 Bags of Sand Silt Rock and Soil	The quantity of what the sample constitutes	Structural Section Recommendation
From where was the sample collected	Source	First name of sampler or witnessed by	Derek
Last name of sampler or witnessed by	Serna	Title of sampler	MREA
Telephone number of sampler		Laboratory sample identification	D80080
Linked DIME Sample ID		The fabricator/manufacturer/facility name	District 2 Lab
Transportation Laboratory (TL) Number	897621	Inspector Lot Number from the Transportation Laboratory (TL) Form
Structure unique identifier		Structure name
Bid Item	Not set

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 PM 13.8
Where the material sample would have been placed if not sampled

DIME Sample ID: 2025-10-08-68

DIME Test ID: 2025-10-08-68-5

Testing Lab: CT D02 - Redding Northern Regional Laboratory

Test Method: ASTM D2487-17: Standard Practice for Classification of Soils for Engineering Purposes (Unified Soil Classification System)

Test Release Date: 2025-10-29

Units for Particle Size: millimeters

Input Type: Measured

Tester's full name: Colt Sweeny

Date of test: 10/28/2025

Percentage of plus 3-in. (75-mm) material: 0 %

Maximum particle size: 37.5 millimeters

Fines classification: no data

Percent fines: 63 %

Percent sand: 24 %

Percent gravel: 13 %

Liquid limit: 35

Plasticity Index: 16

Is soil fine-grained or coarse-grained?: fine-grained

Fine-grained soil classification: no data

Inorganic clay classification: lean clay - CL

Inorganic silt classification: no data

Organic fine-grained soil classification: no data

Any descriptors added to fine-grained soil classification?: no data

Coarse-grained soil classification: no data

Particle-size diameter at 10% passing (D10): 0.0107 millimeters

Particle-size diameter at 30% passing (D30): 0.032 millimeters

Particle-size diameter at 60% passing (D60): 0.07 millimeters

Gravel classification: no data

Sand classification: no data

Any descriptors added to coarse-grained soil classification?: no data

Did field sample contain cobbles or boulders?: no data

Coarse-grained soil dual classification: A sandy lean clay, s(CL)

Descriptive information: no data

Coefficient of uniformity (Cu): 6.542

Coefficient of curvature (Cc): 1.367

General comments (publicly viewable) (Max 1000 characters):

Test was verified on 10/29/2025 ✔