MFWQTC Lab HVAC Upgrades

Project Description: A. The Contractor shall provide all materials, equipment, labor, supervision, incidentals, and all other items necessary to complete the project in accordance with the requirements of the Contract Documents.
B. The Work of this Project is defined by the Contract Documents and includes, but is not limited to, the following:
Selective Demolition:
• Remove existing rooftop HVAC units, interior AHU components, supply/return duct- work, piping, controls, and associated electrical feeders.
• Remove portions of acoustic ceilings, soffits, roof curbs, pads, and exterior metal panels as needed for new work.
Mechanical:
• Furnish and install new packaged rooftop equipment, ductwork, hydronic and condensate piping, insulation, dampers, fire-stopping at penetrations, vibration/seismic supports, equipment pads, and automatic DDC controls.
• Provide testing, adjusting, and balancing (TAB) of new and existing systems.
Existing HVAC System Cleaning:
• Clean, disinfect, and verify existing supply/return ductwork and plenums scheduled to
remain.
Coatings and Protection:
• Apply factory/field anticorrosion coatings to new coils, circuitry, and exposed HVAC
metals as specified.
Electrical:
• Provide new feeders, branch circuits, disconnects, VFDs, panel modifications, grounding,
and lighting revisions required for HVAC equipment and ceiling work.
Architectural:
• Patch and trim new duct penetrations through the exterior soffit; install new exterior lou- ver/trim assemblies.
• Remove and reinstall acoustical panel ceilings disturbed by mechanical/electrical work; replace damaged components.
Commissioning and Closeout:
• Start-up, testing, and TAB of all new HVAC systems.
• Provide demonstration and training for Owner staff.
• Deliver O&M manuals and record documents.
All work shall be done in accordance to MSD's Standard Specifications.