B09_Statement_of_Work_Amd_1_0001.docx

Mojave National Preserve

San Bernardino County, California

MATERIAL PURCHASE REQUEST: Emergency Aggregate and Rock for Emergency Road Repairs

DATED:

July 31, 2023 Prepared By: Jeremy Petruncio

NATIONAL PARK SERVICE

Mojave National Preserve

Statement of Work FOR Import Aggregate Base

1. Background Mojave National Preserve is located in San Bernardino County east of Barstow, CA. Job Site is approximately 6 miles off Interstate 15. On Ivanpah Rd. This Contract is for procurement of 156 Tons of 3- foot boulders, 1370 Tons of 12” D50 Rip Rap, and 1340 Tons of Crushed aggregate meeting the Caltrans Standard Specifications, Section 26, Class II-¾” mix

2. Objectives:

This project consists of delivering aggregate and rock material to the job site and unloading (dumping) the material on the road surface as directed by the onsite Project Supervisor.

3. PRODUCT REQUIREMENTS

3-foot boulders-156 Tons

12” D50 Rip Rap-1370 Tons

Crushed aggregate meeting the standards of Caltrans Standard Specifications, Section 26, Class II – ¾” mix. -1340 Tons

26-1.02 Class 2 Aggregate Base

Aggregate must be clean and consist of any combination of the following:

Broken stone Crushed gravel Natural rough-surfaced gravel Sand Processed reclaimed asphalt concrete, PCC, LCB, or CTB

Use either 1-1/2-inch or 3/4-inch maximum aggregate gradation unless otherwise specified. Do not change your selected aggregate gradation without authorization.

Aggregate gradation must be within the percentage passing limits for the sieve sizes shown in the following table:

3. DELIVERY LOCATION:

Ivanpah Road, Material staging area. See Map Details.

NPS Staff will assist with access and location since road is currently closed.

4. PERIOD OF PERFORMANCE:

All tasks and deliverables for this contract must be completed within 200 of days after award. Days listed herein refer to calendar days.

Work Hours will be between 6A.M- 4:30PM M-F or otherwise stated by Job Supervisor.

5. Place of Performance:

Job sites in Mojave National Preserve, San Bernardino County, CA Google earth grid 35 25’14 N 115 23’04 W g

6. Tasks:

Under this contract, the contractor shall complete the following tasks and requirements:

· Provide workplan and materials technical specifications by August 1,2023.

· Schedule deliveries with the Project Supervisor.

· Deliver aggregate base material meeting the technical specifications to the job sites as instructed by the Project Supervisor.

· Place material along the unpaved road as instructed by the Project Supervisor.

· At the Park’s discretion, trucks may be required to follow a pilot car during desert tortoise active season.

· Deliveries must be at the rate specified by the Project Supervisor such that NPS equipment operators can spread, water, and roll the delivered material. Stockpiling will not be allowed.

· Trucks must stay on the road. Damage to native vegetation will not be allowed.

7. SAFETY:

This contractor is to follow at a minimum all OHSA rules and procedures. A required safety plan must be submitted and approved before any work is to begin. This plan shall identify any hazards related to the work and provide measures to follow to mitigate risk.

8. Other Unique Requirements:

Contractors will receive Desert Tortoise training.

9. Quality ASSURANCE Requirement:

The contractor shall develop and maintain a quality assurance program to ensure services are performed in accordance with commonly accepted standard practices and in compliance with all applicable code. The contractor shall develop and implement procedures to identify and prevent defective workmanship. As a minimum the contractor shall develop quality control procedures addressing the critical areas identified in this statement of work. The government will periodically evaluate the contractor’s performance in accordance with the statement of work.

While performing work, the contractor shall comply with the latest applicable versions of the following:

· NFPA 101 (National Fire Protection Association's Life Safety Code)

· MUCTD Standards and Policies

· Occupational Safety and Health Administration (OSHA) requirements

Additional Requirements:

· Any damages to property or park resources will be fixed and repaired at no cost to the government.

· Drivers will abide by all direction given for protection of the desert tortoise according to the Park’s Wildlife Biologist.

10. Project Personnel:

Contracting Officer:

Maria Stubitz NPS Mojave National Preserve Telephone:

Email: maria_stubitz@nps.gov

Park Facility Manager:

Jeremy Petruncio NPS Mojave National Preserve 2701 Barstow Road Barstow, CA 92311 Telephone: (760) 252-6142 Email: Jeremy_petruncio@nps.gov

Project Supervisor:

Jerry Crouch or Marcus Anderson Mojave National Preserve Telephone: (714) 785-4686 or (760) 252-6151 Email: marcus_anderson@nps.gov or jerry_crouch@nps.gov image1.wmf image2.png image3.png image4.png