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Sample Record for 2024-10-16-56

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Project Information

Project ID: 209820 DEA: 04297634 EFIS: 0415000040 COOP: 042548 QA Service Level: 1
DIST-CO-RTE-PM: 04-ALA-84,680-17.9/21
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
Contractor Name: Bay Cities Paving & Grading
Contractor Address: 1450 Civic Ct. BLDG B #400, Concord CA, 94520
Resident Engineer: Paramjit Pandher Structure Rep.: Kristen We

Sample Information

DIME Sample ID: 2024-10-16-56
TL Number from the TL Form:
Sample Submitted By Organization: CT SC - 3674 - Livermore
Sample Organization Contact: (510) 393-1493
Type of Sample: Quality Assurance
Type of Material: Concrete
Sample Taken Date: 10/16/2024
Date that the sample was received by the laboratory/organization performing the testing: 11/08/2024
The quantity of what the sample constitutes: 171 CY
A brief description of the sample: Structural concrete
From where was the sample collected: Job Site
Laboratory sample identification:
Structure unique identifier: 01-33E0425
Structure name: Retaining Wall 8
The fabricator/manufacturer/facility name: Central Concrete

Material Information

The concrete mix design number: D20115EA
The truck number from where the sample was collected: 6201
The batch plant ticket number from where the sample was collected: 705450
Concrete batch plant:
The fabricator/manufacturer designation for the sample:
A detailed description of where the material sample was collected: Back of truck
Where the material sample would have been placed if not sampled:
From Lot No.:
Bag Lot No.:

Test Results

Test 1 of 1

DIME Test ID: 2024-10-16-56-1
Test Method: ASTM C39-17a: Standard Test Method for Compressive Strength of Cylindrical Concrete Specimens
Verified Date: 11/27/2024
Date Tested: 11/13/2024
Submitted By Organization: CT HQ - Vallejo Field Laboratory
Organization Address: 690 Walnut Avenue, Suite 150,
Organization City: Vallejo
Organization State: CA
Organization Zipcode: 94592
Organization Email: nikhil.moon@dot.ca.gov
Organization Phone: (682) 256-3796
General Comments for this Test:
Test Result Compliance:
Additional Comments When Verified:
Unit system used? US Units
Number of specimens 3
Test performed With no density determined
Capped in accordance with? ASTM C1231 - Unbonded Elastomeric Pad Cap
Average diameter of cylinder 1 4.00 in
Average diameter of cylinder 2 4.00 in
Average diameter of cylinder 3 4.00 in
Cross sectional area of cylinder 1 12.57 in^2
Cross sectional area of cylinder 2 12.57 in^2
Cross sectional area of cylinder 3 12.57 in^2
Compressive strength (to nearest 10 psi) 4510 psi
Maximum load on cylinder 1 60350 lb
Maximum load on cylinder 2 57588 lb
Maximum load on cylinder 3 53756 lb
Compressive strength of cylinder 1 4,753.1 psi
Type of fracture pattern of cylinder 1 2
Compressive strength of cylinder 2 4,535.6 psi
Compressive strength of cylinder 3 4,233.8 psi
Type of fracture pattern of cylinder 2 2
Type of fracture pattern of cylinder 3 2
Comment on any defect in either specimen or caps (Max 250 Characters) no data
Correction factor for cylinder 1 0.99
Correction factor for cylinder 2 0.99
Correction factor for cylinder 3 0.99
Age of specimen 28 days
Age of specimen in hours no data