Summary for Test 2025-09-09-49-1

Test performed: ASTM C39-17a

Project Information

Project IdentifiersProject ID: 993678
DEA: 042Q8004
EFIS: 0419000050
COOP: 042836,042944
DIST-CO-RTE-PM04-SM-101,92-US 101 & SR 92-10.9/12.1 & 11.8/13.4
Award Date01/22/2025
Closeout DateNot set
Work DescriptionUS 101/SR 92 INTERCHANGE AREA IMPROVEMENT :PROJECT WILL CONSTRUCT CONGESTION RELIEF IMPROVEMENTS AT THE US 101/SR 92 INTERCHANGE AREA.
Location DescriptionNot set
QA Service Level1 (Verified on 09/15/2022)

Sample Information

Sample Taken Date09/09/2025 Sample Unique Key49
Will the laboratory/organization for which you are a member perform testing on this material sample?No Date that the sample was received by the laboratory/organization performing the testing09/12/2025
Sample typeQuality Assurance A brief description of the sample4x8 concrete cylinders
The quantity of what the sample constitutes50 cy From where was the sample collectedJob Site
First name of sampler or witnessed byRenata Last name of sampler or witnessed byKovalchuk
Title of samplerASR Telephone number of sampler5103856910
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 identifier35-0252L
Structure name"WS" Ramp (Widen) Bid ItemNot set

Material Information

Material TypeConcrete The concrete mix design numberDDJSP2K3
The truck number from where the sample was collected The batch plant ticket number from where the sample was collected8985392
Concrete batch plantCentral South San Francisco The fabricator/manufacturer designation for the sample
A detailed description of where the material sample was collectedDischarge from concrete truck into wheelbarrow Where the material sample would have been placed if not sampledCIDH Piles
From Lot No. Bag Lot No.

Test Details

DIME Sample ID: 2025-09-09-49
DIME Test ID: 2025-09-09-49-1
Testing Lab: Quality Assurance Engineering, Inc dba Consolidated Engineering Laboratories
Test Method: ASTM C39-17a: Standard Test Method for Compressive Strength of Cylindrical Concrete Specimens
Test Release Date: 2025-10-08

Test Results


Unit system used?: US Units
Number of specimens: 3
Test performed: With no density determined
Input Type: Measured
Tester's full name: MGomez
Date of test: 10/07/2025
Capped in accordance with?: ASTM C617 - Sulfur Mortar 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: 128080 lb
Maximum load on cylinder 2: 120290 lb
Maximum load on cylinder 3: 120360 lb
Type of fracture pattern of cylinder 1: 2
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: 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: 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
Compressive strength of cylinder 1: 10189.3 psi
Compressive strength of cylinder 2: 9569.6 psi
Compressive strength of cylinder 3: 9575.2 psi
Compressive strength (to nearest 10 psi): 9780 psi
General comments (publicly viewable) (Max 1000 characters): Please break cylinders & provide results to Structure Rep. Bryan Nagid (bryan.nagid@dot.ca.gov)

Test was verified on 10/8/2025