Project Information

Project ID: 994901 DEA: 112T3434 EFIS: 1120000081 QA Service Level: 1

DIST-CO-RTE-PM: 11-SD-805-5.1/8.3

Work Description: SOUNDWALLS, WIDEN FREEWAY, STRUCTURES, LANDSCAPE AND ELECTRICAL.

Location Description: SAN DIEGO COUNTY IN CHULA VISTA FROM PALOMAR STREET OVERCROSSING TO 0.5 MILE NORTH OF BONITA ROAD UNDERCROSSING

Contractor Name: WALSH CONSTRUCTION COMPANY II, LLC

Contractor Address: 1260 Corona Pointe Court #201

Resident Engineer: Tan Cao Structure Rep.: Daniela Gomez

Sample Information

DIME Sample ID: 2025-10-07-39

TL Number from the TL Form:

Sample Submitted By Organization: CT D11 - District 11 Materials Laboratory

Sample Organization Contact: (858) 518-8709

Type of Sample: Per Request

Type of Material: Hot Mix Asphalt

Sample Taken Date: 10/07/2025

Date that the sample was received by the laboratory/organization performing the testing: 10/09/2025

The quantity of what the sample constitutes: 4 boxes

A brief description of the sample: Plant Sample

From where was the sample collected: Source

Laboratory sample identification: 2025-10-07-39-A

Structure unique identifier:

Structure name:

The fabricator/manufacturer/facility name: Vulcan Otay

Material Information

HMA Type: Type A HMA

HMA Grading: 3/4 inch

Lot number:

Sublot number:

HMA Mix Number: 220200 Otay Val

Binder content (%): 4.7

Virgin binder PG: PG58-16

Design binder PG: PG 64-16

Binder Supplier: Valero

RAP content (%): 22

WMA Additives: No

Antistrip type: None

Test Results

Test 1 of 2

DIME Test ID: 2025-10-07-39-1

Test Method: AASHTO T308-25: Standard Method of Test for Determining the Asphalt Binder Content of Hot Mix Asphalt (HMA) by the Ignition Method (Method A) (Asphalt Binder Content)

Verified Date: 10/22/2025

Date Tested: 10/21/2025

Submitted By Organization: CT D11 - District 11 Materials Laboratory

Organization Address: 4050 Taylor Street,

Organization City: San Diego

Organization State: CA

Organization Zipcode: 92110

Organization Email: benjamin.haney@dot.ca.gov

Organization Phone: (858) 688-1595

General Comments for this Test: Target 4.7% Complies

Test Result Compliance: complies

Additional Comments When Verified:

What temperature unit is used?	Celsius
Test procedure used?	Method A
Mass of the specimen basket assembly	4037.8 g
Mass of the specimen and specimen basket assembly prior to ignition	6053.3 g
Corrected Asphalt Binder Content	5.1 %
Mass of HMA Sample prior to ignition	2015.5 g
Mass Loss	115.3 g
Mass of aggregate remaining after ignition	1900.2 g
Correction Factor (Percent by mass of HMA Specimen)	0.62 %
Moisture Content	no data0 %
Temperature Compensation Factor	no data0 %
Test Temperature	538 C

Test 2 of 2

DIME Test ID: 2025-10-07-39-2

Test Method: AASHTO T209-22: Standard Method of Test for Theoretical Maximum Specific Gravity (Gmm) and Density of Asphalt Mixtures (Maximum Specific Gravity)