Summary for Test 2025-09-12-5-2

Test performed: CTM 342-August 2012

Project Information

Project IdentifiersProject ID: 993333
DEA: 04264724
EFIS: 0419000068
DIST-CO-RTE-PM04-MRN-101-R20.8/27.1
Award Date04/26/2022
Closeout DateNot set
Work DescriptionCIP BRIDGES, CONSTRUCT ROADWAY, RETAINING WALLS AND MODIFY ELECTRICAL.
Location DescriptionMARIN COUNTY IN AND NEAR NOVATO FROM 0.1 MILE SOUTH OF FRANKLIN AVENUE OVERHEAD TO 0.5 MILE SOUTH OF SAN ANTONIO CREEK BRIDGE
QA Service Level1 (Verified on 11/01/2021)

Sample Information

Sample Taken Date09/12/2025 Sample Unique Key5
Will the laboratory/organization for which you are a member perform testing on this material sample?No Date that the sample was received by the laboratory/organization performing the testing09/12/2025
Sample typeAcceptance A brief description of the sampleSKID TESTING REQUEST
The quantity of what the sample constitutesMULTIPLE LANES From where was the sample collectedJob Site
First name of sampler or witnessed byJosh Last name of sampler or witnessed byVelono
Title of samplerASR Telephone number of sampler9166218033
Laboratory sample identification Linked DIME Sample ID
The fabricator/manufacturer/facility nameShamrock Materials Inc. Transportation Laboratory (TL) Number
Inspector Lot Number from the Transportation Laboratory (TL) Form Structure unique identifier27-0090L & 27-0092L
Structure nameFAOH & OAUC Bid ItemNot set

Material Information

Material TypeRoadway/Bridge Surface Pavement Surface TypePCC (Portland Cement Concrete)
Type of Traffic Control ProvidedBehind K-Rail/Barrier DIST-CO-RTE04-MRN-101
Direction of TravelSouth Post Mile20.88
Lanes to be TestedShoulder,Lane #1 Station

Test Details

DIME Sample ID: 2025-09-12-5
DIME Test ID: 2025-09-12-5-2
Testing Lab: CT HQ - FFS - Skid Testing
Test Method: CTM 342-August 2012: Method of Test for Surface Skid Resistance with the California Portable Skid Tester (Skid)
Test Release Date: 2025-09-27

Test Results


Pavement or Bridge Deck?: Bridge Deck
Input Type: Measured
Tester's full name: HARISH THAKUR
Date of test: 09/27/2025
Air Temperature: 56
Tire Pressure: 25
Equipment PST #: 1000-7/1000-8
Is Calibration within ± values: Yes
Weather: COOL
Direction/Lane #: SB: Southbound Direction of Travel
Edge used to measure reference distance: BEGIN OF BRIDGE
Edge used to measure position: RIGHT OF WALL
Reference Distance 1: 100
Reference Distance 2: 103
Reference Distance 3: 106
Direction and Lane # for Stationing 1: no data
Direction and Lane # for Stationing 2: no data
Direction and Lane # for Stationing 3: no data
Position for Stationing 1: 10
Position for Stationing 2: 10
Position for Stationing 3: 10
Percent Grade for 1st Stationing: 0.0
Percent Grade for 2nd Stationing: 0.0
Percent Grade for 3rd Stationing: 0.0
Corrected Coefficients of Friction for Stationing 1: 0.36
Corrected Coefficients of Friction for Stationing 2: 0.34
Corrected Coefficients of Friction for Stationing 3: 0.36
Average Coefficient of Friction: 0.35
General comments (publicly viewable) (Max 1000 characters): FRANKLIN AVE BRIDGE 1FT FROM WALL NOT GRINDED

Test was verified on 9/27/2025