SOW_JELA-243471-Base Bid-Replace6ExhaustFans-HQ.pdf

National Park Service

JEAN LAFITTE NATIONAL HISTORICAL PARK & PRESERVE

Statement of Work PMIS Project: 243471

Jean Lafitte Headquarters Building

Replace 6 Exhaust Fans

1.0 GENERAL

The JELA Park Headquarters and Laura C. Hudson Visitor Center are a combination of historic and modern construction used for administrative and visitor services. This visitor center serves approximately 170,000 visitors per year. The building serves as the administrative site for two national parks (JELA and JAZZ) with approximately 30 employees who work in the building. The 32,430 square foot headquarters complex consists of one 4-story and three 2-story attached buildings, courtyard and breezeway.

2.0 SCOPE

The intent of this contract is to replace four (4) roof-mounted exhaust fans, two (2) inline exhaust fans, five (5) air intake pop vents, two (2) vertical gas vents, and four (4) air inlet relief grills within the park’s headquarters building with new more efficient units. Replace all associated missing or damaged lighting arrestor components. Test and balance the air flows within the building. Have a certified TAB technician to conduct a building air-flow survey, test, adjust, and balance new equipment with existing HVAC equipment to optimize air quality and efficiency, with the goal of maintaining a positive-pressure air flow throughout the building.

3.0 REQUIREMENTS

1. The Contractor shall furnish all supervision, labor, equipment, supplies and materials to accomplish the work of this contract.

2. All contracted work shall comply with all applicable Federal, State and Local safety codes, standards and requirements in the performance of this contract.

3. All work conducted in association with this contract shall meet or exceed industry standards with regards to the use and selection of materials and the methods utilized to accomplish each task.

4. The contractor shall follow all Park policies, procedures and guidance regarding performing work activities on federal lands.

5. The contractor shall obtain any necessary permits for the contracted work that is to be performed.

6. Upon contract award, the contractor shall provide the COR with a proposed schedule for approval that includes dates and times to conduct the work of this contract.

7. The contractor shall warrant workmanship for a minimum of one (1) year and materials installed for a minimum of (5) years after the date of final work acceptance.

8. The contractor shall properly dispose of all materials removed for replacement under the work of this contract.

4.0 WORK TO BE PERFORMED

1. Contractor shall conduct a building air-flow survey that shall be utilized to balance new equipment being installed and existing HVAC equipment, in order to maximize building air quality and positive pressure air-flow attributes.

2. The building air-flow survey and subsequent HVAC equipment balancing shall be conducted by an AABC or NEBB certified HVAC Test and Balance Technician.

3. The contractor shall provide a written air-flow survey and subsequent TAB report to the

COR. The TAB report shall be written and compiled in such a manner that is easily interpreted and that readily points out identifiable building performance issues.

4. Roof Mounted Exhaust Fans:

a. Contractor shall remove and replace with new, all existing roof mounted exhaust fans, housings and flashing for exhaust fans EF-2 through EF-5, as depicted in fan schedule (Figure #1).

b. Contractor shall make any necessary repairs to existing roof curbing to prevent leaking before installing new fans, housings, and flashing.

c. Contractor shall use existing power supply and install new power disconnect switch for each new fan installation. Each power disconnect switch shall be high-quality industrial grade, be appropriately sized, and weather resistant.

d. Each new exhaust fan shall be of same or better quality to the existing, as depicted within fan schedule (Figure #1).

e. Each new exhaust fan shall include a direct drive motor with speed controller.

f. New fan housings shall be heavy gauge spun aluminum construction, shall be weatherproof and of same wind rating or higher than existing.

g. Each new exhaust fan shall have rated capacity, speed, and motor size as depicted within the fan schedule (Figure #1).

h. Each fan shall be equipped with backdraft damper and aluminum screen.

i. Newly installed fans shall be adjusted within 10% of design, to balance air flows for the serviced areas within the building, to optimize air quality and efficiency, with the goal of maintaining a positive-pressure air flow throughout the building.

j. Contractor shall replace all missing or unserviceable lighting arrestors, bonding cables, bases, clips, or other roof lighting arrestor component associated with each exhaust fan installation.

FIGURE #1

Inline Exhaust Fans:

k. Contractor shall remove and replace with new, existing inline exhaust fans labeled EF-1 and EF-6, as depicted in fan schedule (Figure #2).

l. Each new exhaust fan shall be of same or better quality to the existing, as depicted within fan schedule (Figure #2).

m. Each new exhaust fan shall include a direct drive motor with speed controller.

n. Contractor shall use existing power supply and install new power disconnect switch for each new fan installation. Each power disconnect switch shall be high-quality industrial grade, be appropriately sized, and weather resistant.

o. Contractor shall replace exhaust roof caps with new heavy gage aluminum caps with built-in backdraft dampers and aluminum screens.

p. Each new exhaust roof cap shall have as high or higher wind rating as existing.

q. Contractor shall properly seal around cap flashing to prevent leaking.

r. Contractor shall replace all missing or unserviceable lighting arrestors, bonding cables, bases, clips, or other roof lighting arrestor component associated with each exhaust fan installation.

s. Each new exhaust fan shall have rated capacity, speed, and motor size as depicted within the fan schedule (Figure #2).

t. Newly installed fans shall be adjusted within 10% of design in order to balance air flows for the serviced areas within the building, to optimize air quality and efficiency, with the goal of maintaining a positive-pressure air flow throughout the building.

FIGURE #2

5. Air Intake Pop-Vents Curb Mounted:

a. Contractor shall remove and replace with new, the five (5), air intake pop vents located on the building roof. The pop vents vary in size and average approximately 20” in size.

b. Each new pop-vent shall be of commercial grade, heavy gauge spun aluminum construction, appropriately sized, waterproof, be equipped with aluminum screen, be of same or better quality than existing, and rated at same wind resistance or better.

c. Contractor shall make all necessary repairs to existing roof curbing to prevent leaking before installing new air intake pop vents with associated flashing.

d. Contractor shall replace all missing or unserviceable lighting arrestors, bonding cables, bases, clips, or any other roof lighting arrestor component associated with each intake pop-vent installation.

6. Roof Mounted Vertical Gas Vents:

a. Contractor shall remove and replace with new, the two (2) gas vertical vent stacks located on the building roof.

b. The vent replacements shall include the storm collar to the termination cap. One vent is 10” in diameter and the other 18” inch diameter.

c. Contractor shall make any necessary repairs to existing vent flashing to prevent leaking before installing new gas vent stacks.

d. Each new gas vent installation and associated components shall comply with National Fuel Gas Code NFPA54, be UL listed, and be applicable to the appliance manufacture’s recommendations.

e. Each vent pipe section shall be double-walled, commercial grade, high quality, and consist of a self-oxidizing aluminum inner layer and a heavy-duty galvanized steel outer layer minimally of .018 gauge or larger.

f. Each termination cap shall be of as good as or better quality than existing and be high wind rated.

g. Contractor shall replace all missing or unserviceable lighting arrestors, bonding cables, bases, clips, or other roof lighting arrestor component associated with each vertical gas vent installation.

7. Contractor shall remove and replace with new, four (4) wall-mounted air inlet relief grills and insect screens. Each air inlet grills are approximately 12”x 8” in size. Three of the grills are located outside of the building and one is located within the elevator shaft.

8. Contractor shall replace all missing or unserviceable lighting arrestors, bonding cables, bases, clips, or any other roof lighting arrestor component associated with the elevator shaft vent.

9. The contractor shall balance outside air flow, through equipment adjustments, to within 10% of original design, as measured at each of the twenty-one (21) water source heat pumps within the building (Figures #3 & 4). Outside air flow adjustments made shall optimize air quality and efficiency, with the goal of maintain a positive-pressure air flow throughout the building.

FIGURE #3

FIGURE #4

5.0 LOCATION OF WORK AND HOURS

Below is the physical address of the park unit location where work shall be performed under this contract.

Jean Lafitte National Historical Park and Preserve 419 Decatur Street New Orleans, LA. 70130

Available Working Hours: Monday-Friday, 07:00 a.m. – 3:30 p.m.

A proposed work schedule shall be developed by the contractor and approved by the Contracting Officer's Representative (COR) prior to work being performed. No work shall be performed during observed Federal Holidays or Mardi Gras.

The ten (10) Federal Holidays observed are:

New Year’s Day - January 1st Martin Luther King's Birthday - 3rd Monday in January Presidents Day - 3rd Monday in February Memorial Day - Last Monday in May Independence Day - July 4th Labor Day - 1st Monday in September Columbus Day - 2nd Monday in October Veterans Day - November 11th Thanksgiving Day - 4th Thursday in November Christmas Day - December 25th

6.0 SAFETY REQUIREMENTS

1. The contractor shall enforce an effective accident prevention program and provide for a safe and healthful environment for all contractor employees.

2. The contractor and their employees shall comply with all Occupational Safety and Health Administration (OSHA) standards at all times.

3. The Contractor shall ensure that all reasonable precautions are taken to protect the public, government and contractor employees in the areas where work is being performed.

4. The Contractor shall immediately report to the COR any potential hazards found by his employees on the project.

5. The Contractor shall not allow any persons, except employees, into work areas that are not otherwise open to the public during times the Contractor is on the project performing work under this contract

6. The Contractor shall use Job Hazard Analyses (JHA’s) as one of many tools to insure the safe performance of work. Prior to the contractor performing work, the contractor shall prepare a JHA for approval by the COR for each major work task of this contract.

7. Prior to performing work, the Contractor shall conduct a safety meeting and review the approved JHA with those employees who shall be performing the work. The Government may request advanced notification of the time and date of the safety meeting for Contractor employees, so that the COR may attend. A copy of the approved JHA’s shall be available at all times to workers on the job site.

7.0 ACCIDENT REPORTING

1. All reportable accidents, which are those resulting in death, occupational disease, traumatic injury to employees or the public, fires, and property damage by accident in excess of $100, shall be reported to the Contracting Officer and COR immediately. Within 7 days of a reportable accident, the contractor shall fill out and forward to the Contracting Officer an Accident/Property Damage Report (Form CM-22).

2. If the Government determines that the Contractor did not use reasonable care for Government property and caused damage to or loss of said property, the Contractor shall repair the damage or replace the property at no cost to the Government. If the Contractor fails or refuses to make such repairs or replacement, the Contractor shall be liable for the cost, which shall be deducted from the contract payment.

8.0 PHYSICAL SECURITY

1. The contractor shall cooperate with Government personnel in safeguarding Government facilities and property.

2. The contractor shall help to secure all doors or gates given access to after the completion of contracted work activities.

3. The contractor shall be responsible for reporting to the COR all acts of vandalism, larceny, pilferage, or any other damage that is discovered. Reports shall be made no later than within 24-hours after discovery. Notification must be made via telephone or in person and followed-up in writing.

9.0 ENVIRONMENTAL PROGRAM

1. The Contractor shall comply with all Federal, State, and local laws, regulations and standards regarding environmental protection.

2. The Contractor shall conduct all contracted activities in a manner to prevent contamination of Government land and property.

3. The Contractor shall ensure all lubricants, petroleum products, cleaning materials, or any other hazardous substances are not spilled, leaked or disposed of on Government property.

4. The contractor shall dispose of all hazardous substance in accordance with environmental regulations.

5. If spills or contamination occur, the Contractor shall be responsible for cleanup and any associated costs in accordance with Federal, State and Local Law. Such spills shall be reported to the COR immediately.

6. The Contractor shall identify all hazardous waste associated with conducting required work activities and properly label, handle, and dispose of such waste in accordance with applicable regulations.

7. The Contractor shall address hazardous materials and hazardous waste on a Job Hazard Analysis form prior to commencing work contained within this contract.

10.0 IDENTIFICATION OF CONTRACTOR EMPLOYEES

The contractor shall furnish their employees that are performing work under this contract with a uniform shirt and outer garments that include the company's name as identification.

Contractor employees shall wear company identifying clothing at all times when performing work under this contract. Any subcontracted work shall follow the same guidelines, whereby the subcontracted company's employees shall also have company identifiable clothing worn at all times while performing work on NPS property.

11.0 CONDUCT OF CONTRACTOR EMPLOYEES

1. All contractor employees and subcontractors performing work under this contract shall conduct themselves in a professional and safe manner at all times.

2. Continued or egregious unprofessional or unsafe behavior shall be grounds for the permanent removal of the individual from performing work under this contract, as determined by the COR.

3. The CO or the COR may require the Contractor to immediately remove from the work site any employee or subcontractor who is incompetent, endangers persons or property, or whose physical or mental condition would impair their ability to satisfactorily perform the work. Notification to the Contractor shall be promptly made in writing if time and circumstances permit. Otherwise, notification shall be verbal and confirmed in writing as soon as possible.

4. All criminal activity or conduct unbecoming resulting in the dismissal of an employee by the contractor shall be reported to the COR.

5. No such removals of contractor employees as described above shall reduce the contractor's obligation to perform any of the work required under this contract.

6. Contractor personnel shall not smoke inside government buildings, or within 50 feet from an entrance to government buildings. The use of e-cigarettes is also included in this restriction.

12.0 REFERENCE PHOTOS

Roof Mounted Exhaust Fan Roof Mounted Exhaust Fan Roof Mounted Exhaust Fan

Air Intake Pop Vent Air Intake Pop Vent Air Intake Pop Vent

Reference Photos

Vertical Gas Vents Wall Mounted Air Inlet Wall Mounted Air Inlet