Summary for Test 2025-07-29-18-6
Test performed: CTM 342-August 2012Project Information
| Project Identifiers | Project ID: 209820 DEA: 04297634 EFIS: 0415000040 COOP: 042548 |
|---|---|
| DIST-CO-RTE-PM | 04-ALA-84,680-17.9/21 |
| Award Date | 02/19/2021 |
| Closeout Date | Not set |
| Work Description | ROUTE 84 WIDENING (4-LANE EXPRESSWAY) FROM I-680 TO PIGEON PASS, INCLUDING INTERSECTION, DRAINAGE IMPROVEMENTS AND UTILITY RELOCATION. |
| Location Description | ALAMEDA COUNTY IN AND NEAR SUNOL, PLEASANTON, AND LIVERMORE ON ROUTE 84 FROM 0.1 MILE EAST OF ROUTE 680 TO 0.1 MILE SOUTH OF RUBY HILL DRIVE AND ON ROUTE 680 FROM 1.2 MILES SOUTH TO 1.8 MILES NORTH OF ROUTE 84 |
| QA Service Level | 1 (Verified on 11/04/2019) |
Sample Information
| Sample Taken Date | 07/29/2025 | Sample Unique Key | 18 |
|---|---|---|---|
| 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 testing | 07/29/2025 |
| Sample type | Acceptance | A brief description of the sample | Skid Testing Request |
| The quantity of what the sample constitutes | Multiple Lanes | From where was the sample collected | Job Site |
| First name of sampler or witnessed by | Sarah | Last name of sampler or witnessed by | Belani |
| Title of sampler | TEC | Telephone number of sampler | 5104218349 |
| Laboratory sample identification | Linked DIME Sample ID | ||
| The fabricator/manufacturer/facility name | Bay Cities | Transportation Laboratory (TL) Number | |
| Inspector Lot Number from the Transportation Laboratory (TL) Form | Structure unique identifier | 33-0351 | |
| Structure name | Calaveras Rd. Separation 680/84 (Widen) | Bid Item | Not set |
Material Information
| Material Type | Roadway/Bridge Surface | Pavement Surface Type | PCC (Portland Cement Concrete) |
|---|---|---|---|
| Type of Traffic Control Provided | Behind K-Rail/Barrier | DIST-CO-RTE | 04-Ala-680 |
| Direction of Travel | South | Post Mile | 11.30 |
| Lanes to be Tested | On Ramp | Station | 680 Line ~356+82 |
Test Details
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DIME Sample ID: 2025-07-29-18
DIME Test ID: 2025-07-29-18-6
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: 2025-08-02
Test Results
Pavement or Bridge Deck?: Bridge Deck
Input Type: Measured
Tester's full name: HARISH THAKUR
Date of test: 08/02/2025
Air Temperature: 58
Tire Pressure: 25
Equipment PST #: 10007/1008
Is Calibration within ± values: Yes
Weather: WARM
Direction/Lane #: NB: Northbound Direction of Travel
Edge used to measure reference distance: BEGIN BRIDGE
Edge used to measure position: RIGHT OF WALL
Reference Distance 1: 40
Reference Distance 2: 43
Reference Distance 3: 46
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: 4
Position for Stationing 2: 4
Position for Stationing 3: 4
Percent Grade for 1st Stationing: -2.0
Percent Grade for 2nd Stationing: -2.0
Percent Grade for 3rd Stationing: -2.0
Corrected Coefficients of Friction for Stationing 1: 0.37
Corrected Coefficients of Friction for Stationing 2: 0.37
Corrected Coefficients of Friction for Stationing 3: 0.35
Average Coefficient of Friction: 0.36
General comments (publicly viewable) (Max 1000 characters): Koopman NB BRIDGE
Test was verified on 8/2/2025 ✔