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Sample Record for 2024-07-11-69

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Project Information

Project ID: 1000051 DEA: 040Q6104 EFIS: 0418000123 QA Service Level: 1
DIST-CO-RTE-PM: 04-SM-1-37.1/38.1
Work Description: INSTALL MGS, CONCRETE BARRIER, CONCRETE BARRIER SLAB, REMOVE GUARDRAIL
Location Description: SAN MATEO COUNTY NEAR PACIFICA AT VARIOUS LOCATIONS FROM 0.5 MILE NORTH OF 2ND STREET TO 0.2 MILE NORTH OF GRAY WHALE COVE TRAIL PARKING LOT
Contractor Name: HOSELEY CORPORATION
Contractor Address: 96F PIER ADMIN BUILDING SUITE, SAN FRANCISCO CA 94124
Resident Engineer: Mario Rebholz Structure Rep.: Shahram Monem

Sample Information

DIME Sample ID: 2024-07-11-69
TL Number from the TL Form:
Sample Submitted By Organization: CT HQ - Sacramento Structural Materials Testing Laboratory
Sample Organization Contact: (530) 329-6527
Type of Sample: Quality Assurance
Type of Material: SMTL TM1 - Elastomeric Bearing Pad
Sample Taken Date: 07/11/2024
Date that the sample was received by the laboratory/organization performing the testing: 07/15/2024
The quantity of what the sample constitutes: 1
A brief description of the sample: Bearing Pad
From where was the sample collected: Manufacturer
Laboratory sample identification:
Structure unique identifier:
Structure name:
The fabricator/manufacturer/facility name: Bridge Rubber Bearing

Material Information

Mfg. Lot Number(s): 2527-5
Material/Compound/Elastomer ID: na
Samples Representing: 86
Description (size): 1" x 8" x 12"
Comments:
Description (Number of Shims): 0
Type of Bearing Pad: Plain
Description (Thickness of Shims): NA
Manufacturer(s): Bridge Rubber Bearing
Batch Number: 139848
Test results on following page(s): 4

Test Results

Test 1 of 4

DIME Test ID: 2024-07-11-69-1
Test Method: ASTM D2240-15r21: Standard Test Method for Rubber Property - Durometer Hardness
Verified Date: 07/31/2024
Date Tested: 07/31/2024
Submitted By Organization: CT HQ - Sacramento Structural Materials Testing Laboratory
Organization Address: 5900 Folsom Boulevard,
Organization City: Sacramento
Organization State: CA
Organization Zipcode: 95819
Organization Email: joshua.moore@dot.ca.gov
Organization Phone: (530) 329-6527
General Comments for this Test:
Test Result Compliance:
Additional Comments When Verified:
Temperature 72 f
Humidity 50 %
Reading #1 53
Reading #2 54
Reading #3 52
Reading #4 51
Reading #5 51
Mean 52.2

Test 2 of 4

DIME Test ID: 2024-07-11-69-2
Test Method: ASTM D412-16r21: Standard Test Methods for Vulcanized Rubber and Thermoplastic Elastomers-Tension
Verified Date: 07/31/2024
Date Tested: 07/31/2024
Submitted By Organization: CT HQ - Sacramento Structural Materials Testing Laboratory
Organization Address: 5900 Folsom Boulevard,
Organization City: Sacramento
Organization State: CA
Organization Zipcode: 95819
Organization Email: joshua.moore@dot.ca.gov
Organization Phone: (530) 329-6527
General Comments for this Test:
Test Result Compliance:
Additional Comments When Verified:
Number of specimens tested 3
Unit of the Ultimate Tensile Values lbf per sqr in
UTM 2kip
Humidity 50.00 %
Temperature 72 F
Sample 1 Median Thickness 0.095
Sample 1 Thickness all Within 0.003 inch? Yes
Sample 1 Ultimate Tensile 2675.48 lbf/in^2
Sample 1 Elongation (350% Min) Pass
Sample 2 Median Thickness 0.096
Sample 2 Thickness all Within 0.003 inch? Yes
Sample 2 Ultimate Tensile 2688.91 lbf/in^2
Sample 2 Elongation (350% Min) Pass
Sample 3 Median Thickness 0.099
Sample 3 Thickness all Within 0.003 inch? Yes
Sample 3 Ultimate Tensile 2558.58 lbf/in^2
Sample 3 Elongation (350% Min) Pass
Median of the Ultimate Tensile Values 2675.5 lbf/in^2

Test 3 of 4

DIME Test ID: 2024-07-11-69-3
Test Method: ASTM D624-00r20: Standard Test Method for Tear Strength of Conventional Vulcanized Rubber and Thermoplastic Elastomers
Verified Date: 07/31/2024
Date Tested: 07/31/2024
Submitted By Organization: CT HQ - Sacramento Structural Materials Testing Laboratory
Organization Address: 5900 Folsom Boulevard,
Organization City: Sacramento
Organization State: CA
Organization Zipcode: 95819
Organization Email: joshua.moore@dot.ca.gov
Organization Phone: (530) 329-6527
General Comments for this Test:
Test Result Compliance:
Additional Comments When Verified:
Number of specimens tested 3
UTM 2kip
Humidity 50.00 %
Temperature 72 F
Sample 1 Median Thickness 0.101
Sample 1 Tear Strength 192.7
Sample 2 Median Thickness 0.097
Sample 2 Tear Strength 216.8
Sample 3 Median Thickness 0.095
Sample 3 Tear Strength 206.6
Median of the Tear Strength Values 206.6 lb/in

Test 4 of 4

DIME Test ID: 2024-07-11-69-4
Test Method: SMTL BILST-06: (Neoprene Verification) Bilstein Test
Verified Date: 07/31/2024
Date Tested: 07/31/2024
Submitted By Organization: CT HQ - Sacramento Chemistry Laboratory
Organization Address: 5900 Folsom Boulevard,
Organization City: Sacramento
Organization State: CA
Organization Zipcode: 95819
Organization Email: sanchita.dey@dot.ca.gov
Organization Phone: (916) 227-7912
General Comments for this Test:
Test Result Compliance: complies
Additional Comments When Verified:
Result Pass