Atch_1_Statement_of_Work_SOW_-_DB_Boat_Launch_Bulkhead.pdf

Gulf Islands National Seashore

STATEMENT OF WORK:

Repair Davis Bayou Boat Ramp Bulkhead Seawall

DATED:

03/25/2018

NATIONAL PARK SERVICE

SOUTHEAST REGION

WEST MAJOR ACQUISITION BUYING OFFICE

Davis Bayou Seawall_Bulkhead Rehab Project

SOW Format

1. Background

2. Objectives

3. Place of performance

4. Period of performance

5. Scope

6. Tasks

7. Deliverables

8. Government-Furnished Property (GFP)

9. Safety

10. Security Considerations

11. Travel

12. Special Material Requirements

13. Other Unique Requirements and Considerations

14. Quality Assurance Requirement

15. Project Personnel

1. BACKGROUND

This is a fee area used by the public daily to park their vehicles and trailer after launching their boat. The structural integrity of the bulkhead seawall has been compromised after Hurricane Nate.

2. OBJECTIVES:

This contract is to remove existing bulkhead and repair with new vinyl sheet pilings to include tie back piles and soldier pilings and to remove and replace attached sidewalk.

3. PLACE OF PERFORMANCE:

Davis Bayou Public Boat Ramp, Boat Launch Road next to Pavilion #5 Street Address: 3500 Park Road, Ocean Springs MS 39564

4. PERIOD OF PERFORMANCE:

All tasks and deliverables for this contract must be completed within 120 days after Notice to proceed. Days listed herein refer to calendar days. The primary and approved work schedule is Monday through Friday between the hours of 7 am to 4:30 pm. Any days or hours outside the primary work schedule will have to be requested in advance and approved by the COR in advance.

5. SCOPE:

The work includes the repair or replacement of deteriorated components of the reinforced Vinyl bulkhead to include new vinyl sheet piling. Demolish all of approximately 460 linear feet of bulkhead. Demolish asphalt paving and/or concrete walkway. Excavate fill to expose and inspect the tie back anchor system. Replace tie back anchors with ¾” 316 stainless steel hardware. Tie back piling to be treated to 2.5 CCA and set on 5' centers. Soldier piling should be treated to 2.5 CCA and set on 10’ centers. Backfill and compact area around the bulkhead and tie back system.

Confine fill behind the bulkhead to prevent migration of fill at the connection of t-piles and bulkhead panels. Remove and replace 4” x 3.5’ x 110’ of cement sidewalk and sod non paved areas. Install drainage system. Demobilize and restore the site.

The contractor shall have an on-site superintendent/foreman present at all time work is being performed.

The Contractor may maintain a staging area for the project at an area designated by the COR.

The security of equipment staged at any staging area shall be the responsibility of the contractor.

6. TASKS:

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

Contractor will furnish all labor, materials, equipment and supplies.

Demolish existing bulkhead and rebuild.

1. Excavation (Removal of Unsuitable Soil)

2. Haul off Excavated Unsuitable Soil

3. Select Backfill (Sand)

4. Filter Fabric (Geotextile)

5. Limestone B-Base

Remove Sidewalk and rebuild.

1. Sidewalk Removal

2. Sidewalk Removal Haul off Minimum

3. Sidewalk to be Replaced with 3500 psi cement

4. Replace Sod

Remove and Replace Asphalt.

1. Saw Cut/Asphalt Removal

2. Haul off Asphalt

3. Replace Car Stop Bumpers. Use Stainless Carriage Bolts

Bulkhead

1. Vinyl Sheet Piling should be 10.5 ESP .48” thick, 12 LF

2. Whaler 6”x 6” or greater and marine grade lumber

3. Tie Back Pilings should be marina grade lumber 8” to 12” diameter.

4. Tie Back (Threaded Stainless Rods)

5. Replace Top Cap with 2” x 6” x 16” treated lumber.

Options for Davis Bayou, option to be bided individually and separate as it may or may not be awarded as part of this contract.

7. DELIVERABLES:

Before notice to proceed

• Provide a written narrative summary of how the contractor will execute the project with a timeline. This document will be referred to as the implementation plan.

• Provide safety plan as identified in Section 9.

• Pre-con Meeting: Prior to commencement of work, a pre-con meeting shall be held, with the Contractor and the Contracting Officer’s Representative. The meeting may be in person or a conference call at the CO’s discretion. The time and place of this meeting shall be determined after award of the contract.

Before contract close out

Upon completion of this contract the contractor shall remove all equipment, tools, debris from project, etc. and shall leave the premises clean, neat, and in good condition.

The Contractor shall supply a complete invoice to the COR in a timely manner for payment.

Payment shall be made through the government electronic payment system and may take up to 30 days.

8. GOVERNMENT-FURNISHED PROPERTY, MATERIAL,

EQUIPMENT, OR INFORMATION (GFP, GFM, GFE, OR GFI):

N/A.

9. SAFETY:

This contractor is to follow at a minimum all OHSA rules and procedures. Contractor must:

1. Provide a safe and healthful workplace for all employees while on NPS site.

2. Provide a safety plan outlining your safety program specific to this site.

3. Provide a level of public safety commensurate with exposure at NPS worksite.

4. Comply in rectifying all unsafe or unhealthful conditions called to his attention by the contracting officer.

5. Allow for informal and formal, announced and unannounced safety inspections by the COTR and the appropriate safety officer at the worksite.

6. Submit an acceptable documented safety plan before beginning work.

10. SECURITY:

N/A.

11. TRAVEL:

Contractor shall be responsible for all travel related expenses for this project, including mobilization of equipment, tools, materials, manpower, lodging, meals, and per diem.

12. SPECIAL MATERIAL REQUIREMENTS:

1. Silt Fence

2. Hay Bales

3. Construction Fence Orange

13. OTHER UNIQUE REQUIREMENTS:

1. The Tie Back rod should be 3/4” in diameter (Threaded Stainless Rods).

2. The Tie Back Piling will need to be vertical driven in the ground.

3. The contractor must dispose of all excess construction material off site. To include soil, concrete, lumber, rebar, etc.

4. Contractor will be responsible for any debris that gets in the Davis Bayou body of water.

May require Cofferdam.

14. QUALITY ASSURANCE REQUIREMENT:

The government will periodically evaluate the contractor’s performance in accordance with the statement of work. All new equipment must conform to the manufacturer’s instructions and guidelines for installation and start-up.

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

• International Family of Codes, primarily the IBC (International Building Code)

• Federal, State and Local Building Codes, Standards and Policies

• Local codes only if required by utility companies for service connections.

• National Electrical Code (NEC)

• Occupational Safety and Health Administration (OSHA) requirements

Additional Requirements:

• All affected areas must be restored to their original condition from before the work began. Any damages will be fixed and repaired at no cost to the government.

• Contractor will be responsible for any debris that get in the Davis Bayou body of water.

• The work site is adjacent to and a part of a visitor facility. Park visitors can be expected to be present during all working hours for the duration of the project. The contractor must give consideration to managing a compact construction site that minimizes intrusion (noise, traffic, material staging, dust) of visitor activities

15. PROJECT PERSONNEL:

Contracting Officer:

TBD

Facility Manager and COR:

Ernest Echoles

GUIS

3500 Park Road, Ocean Springs MS 39564 Telephone: 228-230-4115

Email:

ernest_echoles@nps.gov

EXAMPLE of Construction