Z--Sources Sought Notice for Work at Grand Canyon National Park (GRCA)

National Park Service (NPS) is seeking qualified construction firms or other qualified firms or organizations to provide specialty and general construction services at the Desert View visitor use area, Grand Canyon National Park (GRCA): - Demolition: Selective removal of asphalt paving, shade structures, stone masonry walls adjacent to sensitive vegetated areas to be protected. Salvage of stone and shade structures may be required. - Site Improvements: Site improvements will include new and replacement asphalt and concrete paving. Asphalt paths will need to be laid to meet tight grade tolerances for ADA accessibility. Specialty concrete paving (such as hand placed cobble, exposed aggregate, curved scoring, color additives, etc.) will be required in key areas. Stone masonry, stone edging and boulder retaining walls with native stone; weathering steel post and chain fencing; latia wood fencing; grading; and, native plant landscaping. - New Building Construction: CMU block restroom building with 3-coat stucco finishing, peeled log posts and beams, standing seam metal roof and integration of hardwood benches and artistic metal screen panels. - 1940 Historic Building Rehabilitation: Improvements include specialty concrete floor finishing, rehabilitation of sash windows, repointing of stone masonry, mechanical, plumbing and electrical rehab, Fire & safety improvements, door replacement, and membrane roofing on a parapet lined roof with scuppers. - Site Utilities: Implementation of new underground utilities, including gas, electric, communications, water and sewer lines. Most excavation will be in rocky conditions within sensitive native vegetation landscaped areas – minimizing disturbance is critical. - Roadway and parking lot modifications: Removal of select roadways and addition of new asphalt paved intersections. Capabilities include creating smooth transitions between existing and new pavement. Addition of concrete curbs and ADA curb cuts/ramps.

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.