Summary for Test 2026-01-14-42-1

Test performed: ASTM C39-17a

Project Information

Project IdentifiersProject ID: 1001767
DEA: 043X7004
EFIS: 0425000313
DIST-CO-RTE-PM04-SOL-80-0.55/0.55
Award DateNot set
Closeout DateNot set
Work DescriptionStructural Damage of the Carquinez Toll Plaza Building and It's Supporting Columns
Location DescriptionCarquinez Toll Plaza Building
QA Service Level1 (Verified on 11/20/2025)

Sample Information

Sample Taken Date01/14/2026 Sample Unique Key42
Date that the sample was received by the laboratory/organization performing the testing02/05/2026 Sample typeQuality Assurance
A brief description of the sample1"x#4 Mix Concrete The quantity of what the sample constitutes4 CY
From where was the sample collectedJob Site First name of sampler or witnessed byMahmoud
Last name of sampler or witnessed byNasim Title of sampler
Telephone number of sampler Laboratory sample identification
Linked DIME Sample ID The fabricator/manufacturer/facility nameYerba Buena Engineering
Transportation Laboratory (TL) Number Inspector Lot Number from the Transportation Laboratory (TL) Form
Structure unique identifier Structure name
Bid ItemNot set

Material Information

Material TypeConcrete The concrete mix design number1615759
The truck number from where the sample was collected10065528 The batch plant ticket number from where the sample was collected41093643
Concrete batch plant The fabricator/manufacturer designation for the sample
A detailed description of where the material sample was collectedShute Where the material sample would have been placed if not sampledStair Wall
From Lot No. Bag Lot No.

Test Details

DIME Sample ID: 2026-01-14-42
DIME Test ID: 2026-01-14-42-1
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: 2026-02-13

Test Results


Unit system used?: US Units
Number of specimens: 6
Test performed: With no density determined
Input Type: Measured
Tester's full name: Mario Periera Vaz
Date of test: 02/11/2026
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
Average diameter of cylinder 4: 4.00 in
Average diameter of cylinder 5: 4.00 in
Average diameter of cylinder 6: 4.00 in
Maximum load on cylinder 1: 64550 lb
Maximum load on cylinder 2: 68145 lb
Maximum load on cylinder 3: 71720 lb
Maximum load on cylinder 4: 66940 lb
Maximum load on cylinder 5: 70675 lb
Maximum load on cylinder 6: 63395 lb
Type of fracture pattern of cylinder 1: 2
Type of fracture pattern of cylinder 2: 5
Type of fracture pattern of cylinder 3: 5
Type of fracture pattern of cylinder 4: 5
Type of fracture pattern of cylinder 5: 3
Type of fracture pattern of cylinder 6: 5
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
Correction factor for cylinder 4: 1.00
Correction factor for cylinder 5: 1.00
Correction factor for cylinder 6: 1.00
Age of specimen: 28 days
Age of specimen in hours: no data
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
Cross sectional area of cylinder 4: 12.57 in^2
Cross sectional area of cylinder 5: 12.57 in^2
Cross sectional area of cylinder 6: 12.57 in^2
Compressive strength of cylinder 1: 5135.2 psi
Compressive strength of cylinder 2: 5421.2 psi
Compressive strength of cylinder 3: 5705.6 psi
Compressive strength of cylinder 4: 5325.4 psi
Compressive strength of cylinder 5: 5622.5 psi
Compressive strength of cylinder 6: 5043.4 psi
Compressive strength (to nearest 10 psi): 5380 psi
General comments (publicly viewable) (Max 1000 characters): 6 samples dropped of 02-05-2026 (Day 22)

Test was verified on 2/13/2026 ✔