Project Packet - Laserfiche WebLink

Home Browse Search

224 6 11OMFS AND CAMPS IN FOREST AREAS 3-3.3 All stairways shall comply at least with the mini mum requirements for Class R stairs in existing buildings. as described in NFI'A 101, Life Safety Codr. that is. the stairwav shall be- at least 36-in. (91.4-cm) wide. with max- imum height of nscrs being 8 in. (20.3 cm) and minimum width of tread 9 in. (23 cm). 3-3.4 Every sleeping ru:;m. unless it has two doors pro viding separate ways of escape, or has a door leading di rectly to the outside of the building, shall have at least one exterior window which can be opened from the inside without the use of tools to provide a clear opening of not less than 22 in. (56 con) in least dimension and 5 square ft (1.5 mt) in area. The bottom sill shall not be more than 4 ft 0.2 m1 above the floor. 3-3.5i No stove or combustion heater shall be located directly under, or immediately at the foot of, stalls or otherwise block escape in case of malfunctioning of the stove or heater. 3-3.6 When awning or hopper type windows are used. they shall he hinged or otherwise arranged to allow side brackets to drop and permit the full opening to be used for escape. Where quick -opening devices are provided. they shall be the type easily opened from the Inside for emergency egress. 3-3.7 7 hese exit requirements apply to all occupied areas, particularly bedrooms and basement recreation rooms. 34• Interior Finish. 34.1• Interior finish shall be Gf the type• described in Section 6.2. NFPA 101, -Life Safety Code. 1-5+ Roof Coverings. 3-5.1 Roof coverings shall be noncombustible or lasstlied as Class C or better as a result of tests and listings by a testing laboratory 3-6 Spark Arresters. 3-6.1 Chimneys of homes and cottages in areas particu- larly susceptible to ignition from chimney sparks shall be equipped with spark arresters that meet the requirements of NFPA 211 Chimneys, Fireplaces, and Vents. Essen tially, the standa: 1 requires the following: 3-6.1.1 'rhe net free area of the arrester shall he not less than four times the net free area of the outlet of the chimney flue it serves. 3-6.1.2 Arresters shall have a vertical hei ht of not less than 1.3 times the minimum diameter olfthe chimney flue or the minimum horizontal dimension of rectangular chimney flue 3-6.1.3 Arresters. including bolts. rivets, screws. and supporting members, shall be made of stainless steel (ASI*M A167. 'I-ype 316, or AS I*M A418. T'ypt• 316. or the equivalent). 3-4.1.4• Openings shall not pt-rant the passage of spheres hawing a diameter lartter Ihan 14 In 0 27 (m) nor block the passage of spheres haying a dl,uneu•t of le.. than' in. (0.95 cm). 3-6.1.5 Means shall be provided for securrly attaching the spark arresters to chimneys to provide adequate sup- port and prevent movement of the- arrester. Chapter 4 Electric -al Equipment 4-1 Install.;tion and Safety Precautions. 4-1.10 All electrical installations shall be made in con- formance with NFPA 70. National Electrical Code''. and NFPA 70A, Electrical Code for One- and Two -Family Dwellings. in the United States, and shall be made in con formance with the Canadian Electrical Code in Canada. 4-1.2 Fuses and circuit breakers shall provide prott•c tion so the current is shut off when circuits are overloaded or there is a short circuit. 4-1.3 Elects ical circuits and equipment, where required to he grounded, shall be grounded according to re qurrements of Article 250 of NFPA 70. National Elec- trical Code. 4-1.4111 Electrical equipment ( fixtures. receptacles, etc . installed outdoors shall be of a type approved for outdoor conditions. 4-1.50 Electrical power tools. used indoors or outdoors. shall I.e grounded unless protected by a system of double insulation or its equivalent Where double insulation is employed, the equipment shall be distinctively marked. 4.1.6 The electrical service drop conductors between service pole ,transformer) and weatherhead at the building shall be installed with proper clearances from the ground as required by Article 230. rPA 70, Na. tional Electrical Code. Care shall be take+I -o remove any obstructions, such as tree limbs or branches. 4-2 Radio and Television Equipment. 4-2.1 All radio and television equipment shall be in stalled according to the requirements of Article 810. Chapter 8 of NFPA 70, National Electrical Code, and NFPA 78. Lightning Protection Code. 4-3 Lightning Protection. 4-3.10 Felt safety against lightning, all metal structures shall be grounded including masts and Ix,les supporting antenna members. If the building has an approved hght ring protection system, metallic masts. where installed outside the building. shall be bonded properly to the lightning protection system. with standard lightning con- ductors or the equivalent. Lead-in conducton shall be protected by approved lightning arresters. Antennas shall not he installed where they can fall against power lines or.