Summary for Test 2025-04-22-6-6

Test performed: ASTM E18-20

Project Information

Project IdentifiersProject ID: 994828
DEA: 043Y4104
EFIS: 0423000232
DIST-CO-RTE-PM04-CC,SM-680-25.04/25.46, VAR/VAR
Award DateNot set
Closeout DateNot set
Work DescriptionPaint removal and non-destructive testing (NDT) on butt weld connections on T1 type steel in fracture critical members of three distinct existing toll bridge.
Location DescriptionCarquinez Bridge Overhead (Br. No. 23-0015R), Benicia-Martinez Bridge Overhead (Br. No. 28-0153L), and San Mateo-Hayward Bridge (Br. No. 35-0054). County = SM,CC,SOL. Route = 680,80,92.
QA Service Level1 (Verified on 05/16/2023)

Sample Information

Sample Taken Date04/22/2025 Sample Unique Key6
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 testing04/25/2025
Sample typeQuality Assurance A brief description of the sampleA325 Bolt
The quantity of what the sample constitutes42 From where was the sample collectedDistributor
First name of sampler or witnessed byEDWARD Last name of sampler or witnessed byLEACH
Title of sampler Telephone number of sampler7072903887
Laboratory sample identification Linked DIME Sample ID
The fabricator/manufacturer/facility nameBay Bolt Transportation Laboratory (TL) Number
Inspector Lot Number from the Transportation Laboratory (TL) Form Structure unique identifier
Structure name Bid ItemNot set

Material Information

Material TypeSMTL TM3 - Fastener Assembly Rocap Number(s)
Heat Number(s)1000118726 1000225470 42236790 Nut Mfg. Lot Number(s)W000180908
Washer Mfg. Lot Number(s)407007 Bolt SpecificationA325
Bolt Length(s)5-1/2" Nut SpecificationA563
Washer SpecificationF436 FinishHDG
Diameter/Size3/4" x 5-1/2" Bolt Mfg. Lot NumberW000051764
Rocap Test Requirement(s) Lubricant Requirements(s)
Washer Inner Diameter(s)

Test Details

DIME Sample ID: 2025-04-22-6
DIME Test ID: 2025-04-22-6-6
Testing Lab: CT HQ - Sacramento Structural Materials Testing Laboratory
Test Method: ASTM E18-20: Standard Test Methods for Rockwell Hardness of Metallic Materials (Hardness)
Test Release Date: 2025-05-12

Test Results


Input Type: Calculated
Tester's full name: Steven Paine
Date of test: 05/12/2025
Sample No.: 1A
Rocap Number: no data
Heat Number(s): no data
Mfg. Lot Number: W000051764
Finish Coating: ASTM F2329 - Hot Dip
Product Markings: no data
Size: .75 in
Bolt Length: 5.5 in
Hardness Reading Scale: C Scale
Spacing: Ok
Hardness Reading Average: 32
General comments (publicly viewable) (Max 1000 characters):

Test was verified on 5/12/2025