Scope of Work for Rectification of Smoke Management System

1. Fire-Rated Mechanical Works:

• Remove existing fire-rated GI ductwork sealants and gaskets for:

  • (2) Staircase Pressurization Fans

  • (1) Makeup Fan at Mechanical Floor

• Replace with new fire-rated gaskets and sealants.

• Apply 2-hour fire-rated painting for Staircase and Lobby Pressurization ducts inside the shaft, including:

  • (1) Coat of red oxide primer

  • (1) Coat of fire-rated paint (1632 Sq.mts)

• Supply and install:

  • Non-Return Dampers (NRD) for Staircase and Lobby Pressurization Fans

  • Motorized Dampers (MD) for Staircase and Lobby Pressurization Fans

  • Motorized Fire Dampers (MFD) for each Pressurization Fan

  • Pressure Release Dampers (PRD) for each Pressurization Fan

• Electrical works:

  • Install new electrical connections for (2) MFDs

  • Repair existing electrical faults

• Fire alarm interfacing:

  • Supply and install containment and cables for (2) MFDs and (3) MDs

2. Civil Works:

• Construct concrete/block walls around MFD at Mechanical Floor (2 Nos.)

• Create and seal wall openings in shaft for:

  • Duct access inside shafts, including plaster and painting

  • Installation of PRD (2 Nos.)

• Apply fire-rated sealant around:

  • MFD and PRD

  • Leaks around ducts inside shafts

  • MSFD (Lobby Pressurization Motorized Smoke Fire Damper) inside each corridor

General Requirements:

• Contractor must adhere to all relevant fire safety regulations and standards.

• Work schedule to be coordinated with the facility management team.

• Proper waste disposal and site cleaning upon completion of work.

• Provide necessary certifications and compliance documentation upon completion.