A04_NATC_343517A_SOW.docx

Natchez National Historical Park 640 Canal Street Natchez, Mississippi 39120

Replace Standby Generator at William Johnson House

PMIS # 343517

PROJECT SPECIFICATIONS

NATIONAL PARK SERVICE

9/25/2024

TABLE OF CONTENTS

DIVISION 01 - GENERAL REQUIREMENTS

Section 01 10 00 - Division 01 Short Form General Requirements

DRAWINGS / PHOTOGRAPHS

1. Site location

SECTION 01 10 00

DIVISION 1 SHORT FORM GENERAL REQUIREMENTS

PART 1 – GENERAL

ITEM 1 - DESCRIPTION OF WORK

1.1 Background: During weather and storm events, the power to these facilities has failed due to falling limbs and weather events. Standby backup power generation, enables the park to stay operational, maintain proper care of park artifacts and provide a functioning Incident Command Center in the event of an emergency.

1.2 Work Covered by the Contract Documents:

A. Project Location: Natchez National Historical Park, William Johnson House complex, 210 State Street, Natchez, Mississippi 39120

B. Work consists of:

1. Contractor will disconnect, remove, and replace the current generator and transfer switch at the site.

2. Contractor will Supply and Install a new commercial Power Generator and transfer switch for backup power requirements for the building as follows: A. William Johnson House. The generator will be 96 kw and powered by natural gas. Contractor will supply all parts and labor to install generator, and all accessories to attach generator to the building. Contractor will install power generation capable of supplying automatic power in the event of a building losing power. The following size of Standby Generator have been confirmed for the location:

· William Johnson House complex-96 kw natural gas-powered generator with SE Rated 400A 120/240v 1 phase NEMA 3 Automatic Transfer Switch installed on the current cast-in-place concrete base and make any necessary modifications to current cast in place concrete base to install new generator.

3. The generator will be installed and mounted on current cast-in-place concrete equipment base. The contractor will make any needed modifications to current concrete base to install the new generator.

4. All work will be performed under a single contract.

Period of performance: Work shall be completed within 120 calendar days of the start date provided on the Notice to Proceed. The period of performance is inclusive of _0__ weather days.

ITEM 2 - EXISTING UTILITIES

2.1 Existing Utilities: Notify Contracting Officer (CO), Contracting Officer’s Representative (COR) and utility companies to coordinate proposed locations, times for excavation and request location services prior to any digging operation.

2.2 Contractor shall be responsible for locating and preventing damage to known utilities. If contractor damage occurs, alert CO and COR as soon as safely possible, and repair utility at no additional expense to the Government. If damage occurs to an unknown utility, contact CO and COR as soon as safely possible.

2.3 Existing Utility Interruptions: Do not interrupt utilities serving facilities occupied by Government or others unless permitted under the following conditions:

2.3.1 Notify CO and COR not less than two business days in advance of proposed utility interruptions.

2.3.2 Hours for Utility Shutdowns: Shutdowns shall not exceed 2 hours. Temporary provisions will be needed by the Contractor for periods longer than stated allowance or if required for critical systems as determined by COR.

ITEM 3 - CONTRACTOR’S USE OF PREMISES

3.1 Conduct of Operations: At all times the contractor shall conduct his operations in conformance with the rules and regulations promulgated by the Secretary of the Interior for the National Park Service, and applicable park rules and regulations prescribed by the Park Superintendent.

A. No signs or advertisements (except those specified herein and as required for safety) shall be displayed on the construction site or within the park unless approved by the Contracting Officer.

B. Smoking is not permitted within any Federal building or within 25 feet of entrances, operable windows, or outdoor air intakes.

C. Park Use of Site: Contractor shall at all times conduct operations to ensure the least inconvenience to the park’s employees and visitors. All work will be performed in an area closed to the public.

3.2 On-site work hours: Work shall be generally performed during normal business working hours of 7a.m. to 5 p.m., Monday through Friday, except when otherwise indicated.

A. Work on Saturdays, Sundays, Federal holidays, early morning, or at night may not be performed without prior consent from the CO and COR. Submit requests for work outside of the stated normal business hours to the CO and COR for approval at least 48 hours in advance of the work.

The following Federal holidays are observed by the National Park Service:

New Year Day Martin Luther King, Jr’s Birthday Washington’s Birthday Memorial Day Juneteenth National Independence Day Independence Day Labor Day Columbus Day Veterans Day Thanksgiving Day Christmas Day

B. Note: Any of the above holidays falling on a Saturday will be observed on the preceding Friday; holidays falling on Sunday will be observed on the following Monday. The specific day that each holiday is recognized for each year can be found at the following site: Federal Holidays (opm.gov).

3.3 Contractor Use of Site:

A. General: Contractor shall have limited use of the site for construction operations. Limit use of premises to construction area as shown on site plan. Do not disturb portions of Project site beyond areas in which the Work is indicated.

B. Driveways and Entrances: Keep driveways, access roads, and entrances serving premises clear and available to Government, Government's employees, and emergency vehicles at all times. Do not use these areas for parking or storage of materials. Schedule deliveries to minimize use of driveways and entrances. The COR will work with contractor to establish suitable staging areas for work trailers and supplies as needed.

C. Limit site disturbance, including earthwork and clearing of vegetation,

a. Site disturbance will be limited to immediate areas around installation areas.

b. Access to and from generator location will be coordinated with the COR as needed. Approaches to these areas will mostly consist of grass.

D. Utilities

a. General: Cost or use charges will not be incurred by contractor.

b. Water Service: Water from existing water system is available for use without metering and without payment of use charges.

c. Electric Power Service: Electric power from existing system is available for use without metering and without payment of use charges. Power may or may not meet your construction power tool requirements, provide generators if questionable. Use power in a resourceful manner and avoid excess power waste.

d. Toilets: Accommodations will be provided by park’s existing facilities at no cost to the contractor.

E. Security and Protection facilities:

1. Plant Protection:

a. Restore damaged areas to original condition, repairing or replacing damaged grass and plants, at no additional expense to the Government.

b. Carefully supervise driving excavating, grading, filling, and other construction operations near trees to prevent damage.

2. Security Enclosure and Lockup: Provide proper safety marking and notices while work site is in operation.

3.4 Storage - Staging Areas:

A. Confine Storage of materials and equipment to the project staging area noted on the plans/aerial. No cost specific storage and staging area’s may be discussed at the preconstruction briefing.

3.5 Preservation of Natural Features: N/A

3.6 Hauling Restrictions: Contractor to verify path to site and meet state and county road requirements and height restrictions for all park work/access.

3.7 Housekeeping:

A. Keep project neat, orderly, and in a safe condition at all times.

a. Dispose of waste materials and recycling legally outside the park. The contractor shall not use park dumpsters

b. Address Recycling: Government goal is to salvage and recycle as much nonhazardous construction waste as possible. Use sustainable methods to extent possible during this project, recycling material as is probable with local means. Maintain accurate documentary records for submittal of all recycled materials used including fly ash and slag cement.

3.8 Occupancy Requirements for Buildings:

A. Existing Buildings:

1. Full Government Occupancy: Government will occupy buildings that will be under construction during the entire contract period. Cooperate with Government during construction operations to minimize conflicts and facilitate Government usage. Perform the Work so as not to interfere with Government's day-to-day operations. Maintain existing exits, unless otherwise indicated.

a. Maintain access to existing walkways, corridors, and other adjacent occupied or used facilities. Do not close or obstruct walkways, corridors, or other occupied or used facilities without written permission from the CO or COR.

b. Maintain existing building in a weather tight condition throughout construction period. Repair damage caused by construction operations. Protect building and its occupants during construction period.

ITEM 4 – COMMENCEMENT, PROSECUTION, AND COMPLETION.

4.1 The Contractor shall commence work in accordance with the terms and conditions of the contract. Contractor shall coordinate and incorporate long lead and delivery time items within the schedule.

4.2 Warranties

A. Installation Warranty shall be based on date of final acceptance of the work and remain in effect for one year.

B. Provide all manufacturer warranty information of products installed organized by Division. All contact information, extent of coverage and conditions shall be clearly noted as well as date of overall final acceptance.

C. Information shall include operation and maintenance manuals for each warranted product.

ITEM 5 - EXAMINATION OF THE SITE

5.1 All bidders are urged to visit the job site and examine existing conditions before submitting bids. Contractors will be accountable for understanding existing conditions. No cost changes for items viewable during site visit will be allowed.

PART 2 – PRODUCTS (NOT USED)

PART 3 – EXCUTION (NOT USED)

END OF SECTION

Site Location

WJH-Overhead View

· Red is the entrance gate.

· Green square is the generator location.

· Green arrows are the path to get to generator location.

· Yellow is the fence line.

WJH Generator Transfer switch

Current transfer switch

WJH Generator

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