Section SPS 364.0607 - Ducts and air-transfer openings(1m) SMOKE DAMPER ACTUATION. This is an additional method in addition to the methods listed in IMC section 607.3.3.2: Method 6: Where a single listed duct smoke detector is installed inside the duct or outside the duct with sampling tubes protruding into the duct in the supply air ductwork downstream of the air handling equipment, including air filters, and ahead of any branch ductwork and return air duct smoke detectors are installed inside the duct or outside the duct with sampling tubes protruding into the duct within 5 feet (1524 mm) of each return air smoke damper, all supply and return smoke dampers shall be closed when any of the duct smoke detectors in the supply or return air ducts are in alarm. Other than in mechanical smoke control systems, dampers shall be closed upon fan shutdown when local smoke detectors require a minimum velocity to operate.(2m) DUCT SMOKE DAMPERS. This is a department exception to the requirements in IMC section 607.5.5: Smoke dampers are not required in ducts that are used in the exhaust portion of laboratory ventilating systems that are designed and installed in accordance with NFPA 45.(3m) PENETRATIONS OF SHAFT ENCLOSURES. This is a department exception to the requirements in IMC section 607.5.5: Smoke dampers are not required in ducts that are used in the exhaust portion of laboratory ventilating systems which are designed and installed in accordance with NFPA 45.(4m) SMOKE DAMPERS IN HEALTH CARE FACILITIES. This is a department exception to the requirements in IMC section 607.5.4: Smoke dampers are not required in Group I-2 duct penetrations of smoke barriers in fully ducted HVAC systems.Wis. Admin. Code Department of Safety and Professional Services § SPS 364.0607
CR 04-016: cr. Register December 2004 No. 588, eff. 1-1-05; CR 06-120: r. and recr. Register February 2008 No. 626, eff. 3-1-08.Amended by, CR 16-094: renum. (1), (2) to (3m), (4m), cr. (1m), (2m) Register April 2018 No. 748, eff. 5/1/2018