Project Information

Project ID: 1000538 DEA: 042Q6104 EFIS: 0419000030 QA Service Level: 1

DIST-CO-RTE-PM: 04-NAP-29-R7.3/13.5

Work Description: COLD PLANE, RHMA OVERLAY, INSTALL MGS, CURB RAMP, AND RUMBLE STRIP.

Location Description: NAPA COUNTY IN AND NEAR NAPA FROM 0.2 MILE NORTH OF NAPA RIVER BRIDGE OVERHEAD TO 0.1 MILE SOUTH OF SIERRA AVENUE.

Contractor Name: GRANITE ROCK COMPANY

Contractor Address: 2280 Bates Avenue, Suite 200, Concord, CA 94520

Resident Engineer: Paramdeep Brar Structure Rep.: Nana Budu

Sample Information

DIME Sample ID: 2025-07-16-80

TL Number from the TL Form:

Sample Submitted By Organization: CT D04 - Concord Field Laboratory

Sample Organization Contact: (510) 714-7019

Type of Sample: Quality Assurance

Type of Material: Aggregate

Sample Taken Date: 07/16/2025

Date that the sample was received by the laboratory/organization performing the testing: 07/17/2025

The quantity of what the sample constitutes: 100Tons

A brief description of the sample: 3/8"HMA-SP-R25

From where was the sample collected: Manufacturer

Laboratory sample identification:

Structure unique identifier:

Structure name:

The fabricator/manufacturer/facility name: Vulcan Napa

Material Information

Source Identification (SMARA, name of Pit or Job Site): 91-49-0004

The fabricator's/manufacturer's product name for the sample:

The fabricator/manufacturer designation for the sample:

The plant number:

A detailed description of where the material sample was collected: At the plant

Where the material sample would have been placed if not sampled:

Primary Aggregate Nominal Size: 3/8 inch

The concrete mix design number:

Lot number: 1

Sublot number: 14

Aggregate Mix Number:

Test Results

Test 1 of 2

DIME Test ID: 2025-07-16-80-1

Test Method: AASHTO T27-14: Standard Method of Test for Sieve Analysis of Fine and Coarse Aggregates (Sieve Analysis)

Verified Date: 07/30/2025

Date Tested: 07/17/2025

Submitted By Organization: CT D04 - Concord Field Laboratory

Organization Address: 2525 Stanwell Drive, Suite 100,

Organization City: Concord

Organization State: CA

Organization Zipcode: 94520

Organization Email: gurind.joshi@dot.ca.gov

Organization Phone: (510) 714-7019

General Comments for this Test:

Test Result Compliance: complies

Additional Comments When Verified:

What type of gradation is being tested?	HMA Gradation
Cumulative percent passing the 2 in. sieve	no data
Cumulative percent passing the 1 1/2 in. sieve	100 %
Cumulative percent passing the 1 in. sieve	100 %
Cumulative percent passing the 3/4 in. sieve	100 %
Cumulative percent passing the 1/2 in. sieve	100 %
Cumulative percent passing the 3/8 in. sieve	98 %
Cumulative percent passing the #4 sieve	71 %
Cumulative percent passing the #8 sieve	45 %
Cumulative percent passing the #16 sieve	27 %
Cumulative percent passing the #30 sieve	19 %
Cumulative percent passing the #50 sieve	12 %
Cumulative percent passing the #100 sieve	10 %
Cumulative percent passing the #200 sieve	5.8 %

Test 2 of 2

DIME Test ID: 2025-07-16-80-2

Test Method: AASHTO T176-08: Standard Method of Test for Plastic Fines in Graded Aggregates and Soils by Use of the Sand Equivalent Test (Sand Equivalent)