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Sample Record for 2020-05-27-15

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Project Information

Project ID: 214552 DEA: 044Q1104 EFIS: 0419000347 QA Service Level: 1
DIST-CO-RTE-PM: 04-SM-84-11.7, 11.70
Work Description: Construct Secant Pile Wall
Location Description: Near La Honda, at 3.4 miles east of Pescadero Road
Contractor Name: GRANITE ROCK COMPANY
Contractor Address: 875 Mahler Rd #280, Burlingame, CA 94010
Resident Engineer: Fred Booshehri Structure Rep.: Bryan Nagid

Sample Information

DIME Sample ID: 2020-05-27-15
TL Number from the TL Form: C668876
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: 05/27/2020
Date that the sample was received by the laboratory/organization performing the testing: 06/05/2020
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: GRT Rubber TEchnologies

Material Information

Mfg. Lot Number(s): BP056127A
Material/Compound/Elastomer ID: na
Samples Representing: 34
Description (size): 1"x8"x12"
Comments: Unknown
Description (Number of Shims): 0
Type of Bearing Pad: Plain
Description (Thickness of Shims): NA
Manufacturer(s): GRT Rubber
Batch Number: na

Test Results

Test 1 of 3

DIME Test ID: 2020-05-27-15-1
Test Method: ASTM D2240-05re10: Standard Test Method for Rubber Property - Durometer Hardness
Verified Date: 06/08/2020
Date Tested: 06/08/2020
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 55
Reading #2 55
Reading #3 55
Reading #4 56
Reading #5 54
Mean 55

Test 2 of 3

DIME Test ID: 2020-05-27-15-2
Test Method: ASTM D412-06a-re13: Standard Test Methods for Vulcanized Rubber and Thermoplastic Elastomers-Tension
Verified Date: 06/08/2020
Date Tested: 06/08/2020
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 5
Unit of the Ultimate Tensile Values lbf per sqr in
UTM 2kip
Humidity 50.00 %
Temperature 72 F
Sample 1 Median Thickness 0.065
Sample 1 Thickness all Within 0.003 inch? Yes
Sample 1 Ultimate Tensile 2191.27 lbf/in^2
Sample 1 Elongation (350% Min) Pass
Sample 2 Median Thickness 0.066
Sample 2 Thickness all Within 0.003 inch? Yes
Sample 2 Ultimate Tensile 2122.85 lbf/in^2
Sample 2 Elongation (350% Min) Pass
Sample 3 Median Thickness 0.06
Sample 3 Thickness all Within 0.003 inch? Yes
Sample 3 Ultimate Tensile 1946.91 lbf/in^2
Sample 3 Elongation (350% Min) Pass
Sample 4 Median Thickness 0.064
Sample 4 Thickness all Within 0.003 inch? Yes
Sample 4 Ultimate Tensile 2122.02 lbf/in^2
Sample 4 Elongation (350% Min) Pass
Sample 5 Median Thickness 0.064
Sample 5 Thickness all Within 0.003 inch? Yes
Sample 5 Ultimate Tensile 2235.85 lbf/in^2
Sample 5 Elongation (350% Min) Pass
Median of the Ultimate Tensile Values 2122.9 lbf/in^2

Test 3 of 3

DIME Test ID: 2020-05-27-15-3
Test Method: ASTM D624-00-re12: Standard Test Method for Tear Strength of Conventional Vulcanized Rubber and Thermoplastic Elastomers
Verified Date: 06/08/2020
Date Tested: 06/08/2020
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 0.069
Sample 1 Tear Strength 255.1
Sample 2 Median Thickness 0.063
Sample 2 Tear Strength 243.3
Sample 3 Median Thickness 0.07
Sample 3 Tear Strength 251.8
Median of the Tear Strength Values 251.8 lb/in