Y--Mechanical and Structural Upgrades and Exterior Improvements, Old State House,

The National Park Service, Washington Contracting Office, Historic Preservation Training Center, is soliciting proposals for all labor, materials, equipment and travel necessary for completion of the Mechanical and Structural Upgrades and Exterior Envelope Improvements at the Old State House, Boston, Massachusetts. The Old State House is one of the most significant historic sites in the nation, labeled by the Congressional National Historic Sites Commission as ¿the most important public building in American history prior to the Declaration of Independence¿. The structure is a National Historic Landmark. This project is a partnership between the between the National Park Service (NPS) and Revolutionary Spaces. The project includes Basic Requirement work and Options. The Basic Requirement consists of providing all labor, materials, equipment and travel to address critical climate control, energy efficiency, and fire safety conditions House. Upgrades at this site include the following: installation of new high-efficiency boiler, upgrading the system¿s four air-handlers, replacing coils and valves, installation of new fire alarm system devices, components, panels and wiring, and installation of new light fixture dimming system, components, panels and wiring. Options include exterior wood repairs, painting, replacement of windowsills, repointing exterior brick, and installation of new magnetic interior storm windows. A brief summary of the Basic Requirement and Option work follows: A. BASIC REQUIREMENT (1) Remove existing steam heating service and associated HVAC mechanical equipment, components, and conduits and replace with new, natural gas heating service and HVAC system. (2) Remove and install exterior perimeter concrete, structural and waterproofing work. (3) Remove and install new fire alarm system. (4) Remove and install new lighting fixture dimming system. B. OPTIONS (1) OPTION 1 Prepare and paint all tower elevations, including siding, rails, windows, columns, cornices, and ornaments. (2) OPTION 2 Prepare and paint all wood elements on the north elevation, as specified. Work includes cornice, window frames and sash, door frame, surround and doors, and dormers. (3) OPTION 3 Replace eight (8) exterior wood windowsills on the south elevation and one (1) exterior wood windowsill on the east elevation, as specified. Restore deteriorated wood door surround on the north elevation, as specified. Paint all new and existing affected woodwork. (4) OPTION 4 Cut and repoint brick mortar joints on north and south elevations from grade to the bottom of the wood cornice. (5) OPTION 5 Remove and install new, magnetic, interior storm windows.

Division 03 -	Concrete, Concrete Forming and Accessories, Cast-in-Place Concrete.
Division 04 -	Masonry, Unit Masonry.
Division 06 -	Wood, Plastics, and Composites, Rough Carpentry, Finish Carpentry, Millwork.
Division 07 -	Thermal and Moisture Protection, Dampproofing and Waterproofing, Thermal Protection, Weather Barriers.
Division 08 -	Openings, Doors and Frames, Entrances, Windows.
Division 09 -	Finishes, Plaster and Gypsum Board, Acoustical Ceilings, Flooring, Carpeting, Acoustic Treatment, Painting.
Division 12 -	Furnishings.
Division 21 -	Fire Suppression, Water-Based Fire-Suppression Systems, Fire-Extinguishing Systems.
Division 22 -	Plumbing, Instrumentation and Control for Plumbing, Plumbing Piping, Plumbing Equipment, Plumbing Fixtures, Drinking Fountains and Water Coolers.
Division 23 -	Heating, Ventilating, and Air Conditioning (HVAC), Instrumentation and Control for HVAC, HVAC Air Distribution, Central HVAC Equipment.
Division 26 -	Electrical, Power Distribution Units, Lighting, Interior Lighting, Emergency Lighting, Exit Signs, Exterior Lighting.
Division 27 -	Communications, Structured Cabling, Data Communications, Voice Communications.
Division 28 -	Electronic Safety and Security.
Division 31 -	Earthwork, Clearing and Grubbing, Grading, Soil Treatment.
Division 32 -	Exterior Improvements, Flexible Paving, Asphalt Paving, Rigid Paving, Concrete Paving, Curbs, Gutters, Sidewalks, and Driveways, Paving Specialties, Parking Bumpers, Pavement Markings, Fences and Gates, Irrigation, Planting.
Division 33 -	Utilities.