Summary for Test 2026-09-16-38-1

Test performed: ASTM C39-17a

Project Information

Project IdentifiersProject ID: 994418
DEA: 040J5504
EFIS: 0414000012
DIST-CO-RTE-PM04-ALA-84-17.2/17.2
Award Date02/03/2026
Closeout DateNot set
Work DescriptionREPLACE BRIDGE, WIDEN ROADWAY, & CONSTRUCT SIDEWALKS.
Location DescriptionALAMEDA COUNTY AT SUNOL FROM SILVER SPRING ROAD UNDERPASS TO PLEASANTON SUNOL ROAD
QA Service Level1 (Verified on 12/01/2022)

Sample Information

Sample Taken Date09/16/2026 Sample Unique Key38
Date that the sample was received by the laboratory/organization performing the testing09/21/2026 Sample typeQuality Assurance
A brief description of the sampleStructural Concrete The quantity of what the sample constitutes117 CY
From where was the sample collectedJob Site First name of sampler or witnessed byChristian
Last name of sampler or witnessed byHaastrup Title of samplerASR
Telephone number of sampler5102246772 Laboratory sample identification
Linked DIME Sample ID The fabricator/manufacturer/facility nameCentral Concrete
Transportation Laboratory (TL) Number Inspector Lot Number from the Transportation Laboratory (TL) Form
Structure unique identifier01-330774 Structure nameArroyo de la Laguna Bridge
Bid Item3938237

Material Information

Material TypeConcrete The concrete mix design numberD10115EA
The truck number from where the sample was collected0610 The batch plant ticket number from where the sample was collected216655
Concrete batch plantCentral Concrete The fabricator/manufacturer designation for the samplePlant
A detailed description of where the material sample was collectedBack of Truck Where the material sample would have been placed if not sampledRW 215 FOOTING
From Lot No. Bag Lot No.

Test Details

DIME Sample ID: 2026-09-16-38
DIME Test ID: 2026-09-16-38-1
Testing Lab: CT HQ - Vallejo Field Laboratory
Test Method: ASTM C39-17a: Standard Test Method for Compressive Strength of Cylindrical Concrete Specimens
Test Release Date: 2026-10-14

Test Results


Unit system used?: US Units
Number of specimens: 3
Test performed: With no density determined
Input Type: Measured
Tester's full name: Nikhil Moon
Date of test: 10/14/2026
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
Maximum load on cylinder 1: 65990 lb
Maximum load on cylinder 2: 66870 lb
Maximum load on cylinder 3: 65110 lb
Type of fracture pattern of cylinder 1: 3
Type of fracture pattern of cylinder 2: 3
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: 1.00
Correction factor for cylinder 2: 1.00
Correction factor for cylinder 3: 1.00
Age of specimen: 28 days
Age of specimen in hours: 0 hours
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 of cylinder 1: 5249.8 psi
Compressive strength of cylinder 2: 5319.8 psi
Compressive strength of cylinder 3: 5179.8 psi
Compressive strength (to nearest 10 psi): 5250 psi
General comments (publicly viewable) (Max 1000 characters): 28 day break

Test was verified on 10/14/2026 ✔