Summary for Test 2023-09-12-112-3

Test performed: AASHTO T275-07r12

Project Information

Project IdentifiersProject ID: 994645
DEA: 041W8604
EFIS: 0421000102
DIST-CO-RTE-PM04-SM-35,280-L22.0/31.5,R19.0/R19.3
Award Date05/24/2023
Closeout DateNot set
Work DescriptionCOLD PLANE ASPHALT CONCRETE PAVEMENT AND PLACE HOT MIX ASPHALT.
Location DescriptionSAN MATEO COUNTY FROM 0.5 MILE NORTH OF LARKSPUR DRIVE UNDERCROSSING IN SAN BRUNO TO CITY AND COUNTY OF SAN FRANCISCO COUNTY LINE IN DALY CITY
QA Service Level1 (Verified on 05/09/2023)

Sample Information

Sample Taken Date09/12/2023 Sample Unique Key112
Will the laboratory/organization for which you are a member perform testing on this material sample?Yes Date that the sample was received by the laboratory/organization performing the testing09/13/2023
Sample typeQuality Assurance A brief description of the sample3/4 HMA + 25% RAP
The quantity of what the sample constitutes500 tons From where was the sample collectedSupplier
First name of sampler or witnessed byDrew Last name of sampler or witnessed byWidler
Title of sampler Telephone number of sampler
Laboratory sample identification Linked DIME Sample ID
The fabricator/manufacturer/facility nameGranite Construction - Santa Clara Transportation Laboratory (TL) NumberC220180
Inspector Lot Number from the Transportation Laboratory (TL) Form Structure unique identifier
Structure name

Material Information

Material TypeHot Mix Asphalt HMA TypeType A HMA
HMA Grading3/4 inch Lot number1
Sublot number4 HMA Mix NumberD04 JMF 23 023

Test Details

DIME Sample ID: 2023-09-12-112
DIME Test ID: 2023-09-12-112-3
Testing Lab: CT D04 - Hayward Field Laboratory
Test Method: AASHTO T275-07r12: Standard Method of Test for Bulk Specific Gravity (Gmb) of Compacted Asphalt Mixtures Using Paraffin-Coated Specimens (Bulk Specific Gravity)
Test Release Date: 2023-12-22

Test Results


Number of tests: 2
What test procedure is performed?: Method A
Input Type: Measured
Tester's full name: Luis Magana
Date of test: 09/18/2023
Mass of the dry specimen in air: 1830.0 g
Mass of the dry specimen plus paraffin coating in air: 1841.4 g
Mass of the dry specimen plus paraffin coating in water: 1061.2 g
Specific gravity of the paraffin at 25 ± 1°C (77 ± 1.8°F): 0.9
Mass 2 of the dry specimen in air: 1910.8 g
Mass 2 of the dry specimen plus paraffin coating in air: 1924.2 g
Mass 2 of the dry specimen plus paraffin coating in water: 1103.0 g
Specific gravity 2 of the paraffin at 25 ± 1°C (77 ± 1.8°F): 0.9
Bulk Specific Gravity: 2.384
Bulk Specific Gravity 2: 2.370
Average Bulk Specific Gravity: 2.377
General comments (publicly viewable) (Max 1000 characters):

Test was verified on 12/22/2023