C05b_Attachment 2 - Statement of work_12444326Q0044.pdf

SCHEDULED ANNUAL MAINTENANCE on HVAC SYSTEMS

GREY TOWER NATIONAL HISTORIC SITE

MILFORD PA.

A. Description of Work:

a. Provide for and furnish all labor, superintendence, materials, tools, equipment, transportation, certificates, insurance, temporary protection, and other items designated under provisions of this contract necessary to provide preventative maintenance annually on the HVAC systems for the Mansion and Outbuildings at Grey Towers National Historic Site.

b. The project shall consist of work to include but not limited to: Replace filters and belts twice a year with an air filter with a merv rating of 10 or higher, start up and shut down of furnaces and A/C systems, general inspection of systems, adjustments, grease, and oiling of pumps motors etc. and all other manufacturer recommended scheduled preventative maintenance. All preventive maintenance work should follow tasks and frequencies as outlined in the technical specifications and priced using schedule of items. All materials needed for the preventive maintenance (filters, belts etc.) will be provided by contractor.

As part of this contract an amount of unscheduled service calls are listed, including Emergency and non-emergency calls. Emergency breakdowns shall be responded to within 4 hours.

Actual sizes, distances and materials required are the responsibility of the contractor.

The contractor shall inspect with the COR (Contracting Officer Representative) all existing conditions.

Work shall be performed in accordance with manufacturer’s application instructions, industry standards and best practices, applicable construction codes, this statement of work, and federal, state and local laws and regulations to include OSHA regulations.

Grey Towers Historical Site is a tourist attraction with many events and activities. Safety is the upmost of importance for the protection of employees and the public. The Contractor shall coordinate work with the COR and ensure sufficient safety notices and precautions are in place around the work area to protect Grey Towers’ employees and the public from all hazards.

GREY TOWERS NATIONAL HISTORIC SITE

SPECIFICATIONS

*Work will follow tasks and frequencies as outlined

*No building permits are needed for this contract.

*Site visits shall be coordinated with the COR

*All work shall meet Manufacturers Specifications, International Building Codes Current edition, and Forest Service Specifications FP-14. In the case of conflict use the requirement which is more protective. Copies of manufacturers product specifications and installation instructions shall be submitted to the COR prior to the start of work.

* All work shall be performed in compliance with OSHA Regulations.

*Work area shall be cleaned up at the end of each work day.

GREY TOWERS NATIONAL HISTORIC SITE

ESTIMATED QUANTITIES

HVAC Systems:

1) Replace Filters and Belts on 18 AHU units every 6 mos Spring 1 - Bathroom exhaust fan = belt 1 x per year 11 - AHU 1 through 13 = filter & belt 2x per year 6 - Cabinet Unit ventilators = filters & clean 2x per year

*Remove and replace all air filters and belts in AHU unit’s new filters and belts are supplied by contractor.

*Check and adjust belt tension so it complies with manufacturer recommendations. Check for proper operation.

*Grease and oil all motors, pumps and moving parts

2) Filters and Belts on 18 AHU units every 6 mos Fall 11 - AHU 1 through 13 = filter & belt 2x per year 6 - Cabinet Unit ventilators = filters & clean 2x per year

*Remove and replace all air filters and belts in AHU unit’s new filters and belts are supplied by contractor.

*Check and adjust belt tension so it complies with manufacturer recommendations. Check for proper operation.

*Grease and oil all motors, pumps and moving parts

3) Filter on 18 AHU units *Remove and replace all air filters in AHU unit’s new filters are supplied by contractor.

3) Chiller Start up Spring 1 Chiller start-up Chiller circulating pump #1 Chiller circulating pump #2 Bait Box A/C Maintenance Building A/C Curator A/C

*Remove chiller protective covering *Clean coils

*Fill chiller water level to proper operating level *Grease chiller pump 1 and 2 and check for seal leaks and inspect for any potential problems.

*Turn on power to chiller pumps, open all valves and monitor operating pressures and temperatures making sure they are within manufacturer recommended operating range.

*Inspect all HVAC units for proper operation

4) 1 Chiller shut-down Fall Mansion Chiller Bait Box A/C Maintenance Building A/C Curator A/C

* Drain Chiller down and fill with eco-friendly anti-freeze

* Turn all thermostats to heat

* Wrap chiller with foam board to protect and keep heat in *Plug in condenser heaters *Close all valves as required.

5) Boiler/ Furnace start up and maintenance Fall 1 & 2 Boiler start-up Heat circulating pump #1 Heat circulating pump #2 Bait Box furnace Gate House boiler Farm House boiler Pavilion furnace Letter Box furnace Maintenance Building boiler Curatoral furnace Heat Pump *Turn Power On *Inspect boiler/ furnace for any potential problems *Grease and oil as required *Clean any parts as required for proper safe operation *Fill water to operating levels *Open valves *Inspect all HVAC units for proper operation

6) Boiler/ Furnace shut down and maintenance Spring 1 & 2 Boiler shut-down Heat circulating pump #1 Heat circulating pump #2 Bait Box furnace Gate House boiler Farm House boiler Pavilion furnace Letter Box furnace Maintenance Building boiler Curatoral Heat Pump

7 & 8 - Service Calls:

Non-Emergency Service Calls (service call fee to show up on site, troubleshoot the issue, and provide CO and COR with a complete quote for repair). Do not perform repairs unless authorized by the CO (or approved onsite by an authorized GPC holder for payment), unless it is a minor/routine repair that is included within the service call fee and no additional charge will be incurred by the government.

Emergency Service Calls - Emergency breakdowns shall be responded to within 4 hours (service call fee to show up on site, troubleshoot the issue, and provide CO and COR with a complete quote for repair). Do not perform repairs unless authorized by the CO (or approved onsite by an authorized GPC holder for payment), unless it is a minor/routine repair that is included within the service call fee and no additional charge will be incurred by the government.

9 - Optional item – Additional parts and repairs per diagnostic of CLIN 7 or 8. To be priced after award, if applicable. This item may be utilized for an in-scope modification to add repair work after award, this is to be approved by the CO via a contract modification before any additional work is started.

*Perform normal maintenance on the above specified equipment.

*Supply necessary material to perform specified maintenance.

Item 10 Optional Item Duct Cleaning

• Clean HVAC system components from point where air enters system to each point where air is discharged from system.

• Clean supply and return air ducts serviced by all AHUs

• Clean building exhaust systems that service floors 1 through 3 on West Wing.

• Clean air handlers and air ducts that service Mansion, Letterbox, Bait Box, Maintenance Facility

Building.

• If needed, seal internally-lined supply air ducts with approved coating in accordance with manufacturer’s instructions. Seal edges and seams of internal duct liner in accordance with liner and sealant manufacturers’ instructions.

Action items:

Duct cleaning plan: Before commencing cleaning work, submit written work plan including following information:

Scope of Work identifying HVAC components to be cleaned or restored.

• Itemize specific environmental engineering controls required for workspace, and special work requirements.

• Detail cleaning work means and methods.

• Manufacturer’s Instructions: Submit cleaning agent product installation instructions.