tucson b80 pre-bid presentation rev1.pdf

EXPAND – RENOVATE CLINICS, BUILDING 80

SAVAHCS Tucson, AZ

Project # 678-328 February 12, 2024

Presented by Toland Mizell MolnarPresented by Toland Mizell Molnar

Expand and Renovate Clinics at Building 80

GENERAL PROJECT DESCRIPTION

• Second Story Addition will be located on SE Corner of Building 80 and expand the Clinics by approximately

11,250 GSF.

• First floor area under the Addition will be designed and constructed in a separate, future project.

• Renovate approximately 10,150 GSF of existing Second Floor Clinic Areas located immediately North of the Addition.

Bid Items A. Bid Item No. 1 (Base Bid)

Construction Duration: 602 Calendar Days

B. Bid Item No. 2 (Alternate No. 1)

Construction Duration: 503 Calendar Days

Construction / Schedule Requirements

• Construction Duration includes time for the VA to Move into their New Space (Addition) and Move out of their Existing Space (Renovation Area)

• After Hours Work will be required, primarily on the Existing First Floor Level below the Renovation Area

CONSTRUCTION PHASING

Project will be constructed in 2 Phases

CONSTRUCTION PHASE 1

Phase 1

• Phase 1 (Area A) is the construction of the

Clinic Addition.

• Initial work includes Site Prep and Construction of New Permanent Exit Stair to Replace existing Exterior Stair.

• Sitework includes Storm Drainage and Hardscape.

• Existing areas will remain occupied throughout construction. Access to Existing Building Entrances/Exits, Covered Walkway & Roadway is to be maintained throughout construction.

• When Phase 1 (Area A) is complete, the VA will occupy the new Addition and move out of & vacate existing Clinic Areas (Area B) that will be renovated.

CONSTRUCTION PHASE 1 (continued)

CONSTRUCTION PHASE 2

Phase 2

• Phase 2 (Area B) is the Renovation of the existing, adjacent Clinic Areas.

• Open Courtyard will be enclosed.

• Work includes above ceiling work in occupied Clinic areas below.

• Alternate #1 (Bid Item 2) is included in the Phase 2 Area and provides VA with option to remove approximately 3,750 GSF from Project SOW.

• Adjacent Existing areas will remain occupied throughout construction.

Access to required Existing Building Entrances/Exits, Covered Walkway & Roadway is to be maintained throughout construction.

KEY SYSTEMS: Civil & Structural

Civil Engineering

• Storm drainage will generally tie into existing systems.

• Electrical Utilities & Domestic Water Service for Second Floor Addition will be connected to the existing Building 80.

• Addition will be connected to existing gravity sewer system.

Structural Engineering

• Reinforced concrete spread footings

• Structural steel frame with moment frames to resist lateral wind and seismic forces

• Roof construction is metal roof decking supported by open web steel joists supported by wide flange steel girders

• Floor construction is composite deck with lightweight concrete fill supported by structural steel beams and girders

• Columns are wide flange structural steel columns

• Walls: CFMF with EIFS cladding

• Windows: Fixed, blast-resistant, insulated aluminum windows

• Doors & Frames:

• Frames: HM & Aluminum

• Doors: Wood swinging and sliding doors

• Roofing: Modified Bitumen on rigid insulation (R-33) on sloping deck to roof drains.

• Finishes: Finishes match SAVAHCS Tucson Standards and include:

• Floors: Carpet Tile, LVT, WSF, Porcelain Tile

• Walls: Metal framing with Painted GWB, Porcelain Tile, Wall Protection

• Ceilings: AT, GWB-Painted

• Millwork/Casework: Plastic Laminate & Solid Surface

• Wood Doors: Stained

• FF&E & Accessories: Plans indicate items as C/C, V/C, and V/V

• Tube System: The design includes the extension of the existing tube system to each of the 3 new PACT Teamlets and extends the Tube System to the recently constructed Building 80 Addition.

KEY SYSTEMS: Architectural

• Work includes demolition of existing and installation of new systems.

• Design delegated to Contractor shall be designed under direction of registered Fire Protection Engineer or a Level 3 or higher NICET sprinkler technician certified in water-based sprinkler system layout

• Work includes selective demolition of existing drops and heads

• Interior and unenclosed, unconditioned underside of Addition will be protected with a wet pipe sprinkler system.

KEY SYSTEMS: Fire Protection

• Domestic Cold Water Distribution: Branch piping will be routed close to fixtures to comply with the 2014 VA Plumbing Design Manual fixture runout volumetric distances.

• Domestic Hot Water Distribution and Recirculation: Branch piping will be routed close to fixtures to comply with the 2014 VA Plumbing Design Manual fixture runout volumetric distances. The recirculating circuit will be provided with balancing and check valve assemblies.

• Sanitary Drainage and Vent System: The sanitary drainage and vent piping will connect to the existing system.

• Storm Drainage: Existing overflow drains on the south wall will be piped and routed to the east wall of the addition.

• Medical Vacuum and Gases: Only oxygen will be supplied to three Women’s Health rooms.

• Plumbing Fixtures: All new plumbing fixtures will be of the low flow water saving type complying with the EPA’s WaterSense program.

KEY SYSTEMS: Plumbing

Renovation Area:

• AHUs will be re-used, and the fan systems adjusted and balanced for the new service.

• Exhaust fans on the roof will be replaced and rebalanced for the new airflows. Adaptor curbs will be utilized where required.

• New VAV boxes with hot water reheat coils will be installed to provide zone temperature control. The new boxes will have electronic airflow and reheat modulation control through the existing Metasys DDC system.

Addition:

• New rooftop AHU will be installed to handle a calculated cooling load for the Addition is sized at approximately 25 tons.

• Chilled water will be provided by connecting to 4-inch chilled water supply and return mains.

• Heating water will be provided by connecting to heating water supply and return lines. New heating water lines will extend above the roof from the connection points to where they penetrate the new addition’s roof.

• New VAV boxes will be installed to provide zone temperature control. New boxes will have hot water reheat coils, electronic modulation, and controls will be connected into the existing Metasys DDC system.

KEY SYSTEMS: Mechanical

• Lighting: LED lay-in type and surface/pendant type lighting with Occupancy sensors will be provided throughout. Egress and exit lighting will be on life safety circuits.

• Fire Alarm: New fire alarm devices will be connected to the existing fire alarm system.

• CCTV: New cameras will be provided in the data rooms, waiting and exit doors.

• Telecommunications: New telecommunications cabling and outlets utilizing Cat 6A are included.

• New basket type cable tray shall be provided in renovation area and Addition to serve all new data cabling.

• New Wireless Access Points are included.

• New Public Address equipment is included.

KEY SYSTEMS: Electrical

• Nurse call system is an existing Hill-Rom system and new equipment will be compatible with it.

• Lightning protection system will be added to the roof of the Addition and interconnected to the existing system.

• Mechanical Equipment: Normal and/or Emergency power will be provided to all new HVAC and plumbing equipment.

• Electrical Distribution: Normal and emergency power for the renovation area will be provided from existing electrical rooms. Power for the Addition will be provided from a new Electrical room.

KEY SYSTEMS: Electrical (continued)