Project Information

Project ID: 994243 DEA: 044J8404 EFIS: 0416000027 QA Service Level: 1

DIST-CO-RTE-PM: 04-CC-24-R3.4/R3.6

Work Description: SEISMIC RESTORATION.

Location Description: CONTRA COSTA COUNTY IN ORINDA FROM 0.1 MILE WEST OF SAINT STEPHENS DRIVE OVERCROSSING TO 0.1 MILE EAST OF SAINT STEPHENS DRIVE OVERCROSSING.

Contractor Name: Gordon N. Ball

Contractor Address: 333 Camille Avenue, Alamo, CA 94507

Resident Engineer: Pervez Randhawa Structure Rep.: Eric Urmeneta

Sample Information

DIME Sample ID: 2023-06-23-83

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: 06/23/2023

Date that the sample was received by the laboratory/organization performing the testing: 06/26/2023

The quantity of what the sample constitutes: 200TONS

A brief description of the sample: 1/2-INCH HMA-SP Type A W/25%RAP

From where was the sample collected: Source

Laboratory sample identification:

Structure unique identifier:

Structure name:

The fabricator/manufacturer/facility name: De Silva Gates Drier Drum Plant

Material Information

Source Identification (SMARA, name of Pit or Job Site): 91-01-0007

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: Same Pickup From Plant

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

Primary Aggregate Nominal Size: 1/2 inch

The concrete mix design number:

Lot number:

Sublot number:

Aggregate Mix Number: 6741WM

Test Results

Test 1 of 2

DIME Test ID: 2023-06-23-83-1

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

Verified Date: 09/18/2023

Date Tested: 06/26/2023

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: Sampled @ 200Tons. Sieve#30, 200 FAILED De Silva Gates Drier Drum Plant W/25%RAP

Test Result Compliance: does not comply

Additional Comments When Verified:

What type of gradation is being tested?	Combined Gradation
Cumulative percent passing the 2 in. sieve	0 %
Cumulative percent passing the 1 1/2 in. sieve	0 %
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	95 %
Cumulative percent passing the 3/8 in. sieve	87 %
Cumulative percent passing the #4 sieve	60 %
Cumulative percent passing the #8 sieve	39 %
Cumulative percent passing the #16 sieve	28 %
Cumulative percent passing the #30 sieve	22 %
Cumulative percent passing the #50 sieve	19 %
Cumulative percent passing the #100 sieve	15 %
Cumulative percent passing the #200 sieve	14.1 %

Test 2 of 2

DIME Test ID: 2023-06-23-83-2

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)