19 241797 ALT

Project Description

The Alternative Solution proposal reviews the requirements of locating the standpipe riser within the exit stair shaft and deleting the fire hose cabinets.The Building will be provided with electrically supervised automatic sprinkler protection throughout as per OBC Sentence 3.2.2.17.(1) and 3.2.4.10.(3). Furthermore, a fire alarm system connected to a central station will be provided throughout the building. (Sentence 3.2.4.10.(6)).The alternative measure is based on a combination of provisions of the 2012 Ontario Building Code (OBC), the 2010 National Building Code of Canada (NBC), and the NFPA 14 ¿Installation of Standpipe and Hose Systems¿ 2013 Edition.No hose cabinets will be provided, and only 65mm dia. Hose connections will be provided in all storeys Details of the proposed standpipe system design and alternative solution include:¿ standpipe risers and hose connections located in exit stair shafts based on OBC 3.2.9.2.(9) and 6.1.2.2. in NFPA 14¿ conformance with OBC 3.2.9.7.(1) and (2): flow at the two hydraulically most remote hose connections of not less than 1890L/min for 30 mins at a pressure of not less than 450kPa, and not less than 945L/min from each of the two outlets simultaneously, with the water supply supplied through the Fire Department Connection.¿ 33m of hose coverage based on 30m hose and 3m of discharge based on OBC 3.2.9.4.(2) and (5)¿ fire extinguisher provided as required in Part 6 of the 2007 Ontario Fire Code¿ two (2) 30m lengths of 38mm dia. Fire hose with nozzle will be kept at the CACF Room for possible discretionary use by fire department personnel.

Permit Details