1917 (#619-628) - Laserfiche WebLink

Home Browse Search

I97 Fire escapes must be constructed in conformity to the following specifications: There must be a balcony at each floor connected directly with a window or door, such balcony to be not less than 40" in width or less than 8' O" in length. All parts of fire escapes must be of wrought iron or steel construction. Balconies, ladders and all parts of fire escapes must be firmly secured to the building and must be designed to stand a live load of not less than 100 lbs, per sq. ft, and the building inspector may, if he wishes require the testing of any part of such fire escape with a load of 200 lbs. per sq. ft. Balconies must be provided with an outside rail of iron or steel pipe or iron angles, the top rail to be 2' 10" above the platform of the balcony, and the space between this rail and the balcony platform must be filled in with slats or rods placed not farther than 9" apart. The o~ening through the floor of balcony must be at least 20" X ~O", but no fire escape stairway shall be less than lg" in width. The treads must not have a rise of over 12" and must be 4" wide. No stairway shall have an inclination of less than 4" horizontally to 12" verti- cally, and there must be a landing at least 20" wide mt the top and bottom of the stairway. The stairway must be provided with a hand rail at each side of not less than one inch gas pipe, which must be continuous from the top balcony to the lowest. From the top balcony, there shall be an iron goose-neck ladder, extending from the balcony to and above the roof of the building, this ladder to be practically parallel with the wall, and not lees than 15" wide. The sides of the ladder must be at least ½ X 2" iron or steel bars and runes not less than 5/8" diameter, placed not more than 14" ar, art. This ladder must be securely fastened to the wall, the roof and the balcony, and well braced in such a way as to be perfectly rigid. Where there is a wide, overhanging cornice this ladder must be carried up through the cornice in a line parallel to the wall, and must not be built out around the cornice. Hole through cornice to ~be large enough to a/low easy passage for a man~ Inside the building thmre must be a light with red globe or lantern indicating the location of every fire escape, on such lantern, the words "Fire Escape" must be plainly outlined in letters not less than 6" in height, and this light must be kept burning continuously throughout the night when such building is occupied. Every building four or five stories in height, shall have outside of the exterior walls or imbedded in therein (o~tside preferred) one metallic stand pipe, at least four inches in diameter extending from m point four feet six inches above the sidetrack up to and over the roof. At each story there shall be a brsnch wi~h a 2½" Siamese steamer connection attached to the lower end of such stand pipe. The upper end of thc stand pipe sha/1 extend above the roof and terminate in two 3" gate valves, provided with reducers from 3" to each, provided with a cap and chain. Every building six or s~ven stories in height shall have a stand pipe as specified above, except that it must be at least 5" in diameter, and have a 4 way 2½ inch Siamese inlet attached at the lower end and in each stor~ there shall be a 3" gate valve provided with a reducer to 2~" to have a cap and chain and the roof connection shall be m 3 way Siamese provided with · 3" gate valves with reducer to 2½" each with cap and chain. Buildings over eight stories or more in height must have a similar~stand pipe which must be at least 6" in diameter with connections at the bottom and every floor and roof as specified for six and seven story buildings. Every buildin~ where stand pipes are required shall have stand pipe in connection with every fire escape required providing that buildings of Class "A" construction over three stories in height shall have at least one stand pipe for every 100 ft. of street or alley frontage or fractional part thereof. The fire department shall inspect and test all stand pipes when they consider it necessary, and any defect there- in shall be remedied immediately by the owner. All stand pipes hereafter located must meet with the aVproval of the fire depart- ment. On the inside of every building over two sto~ies in height, excepting dwellings and churches, there shall be a stand pipe extending from the connection to the city water main (such connection to be not lees in diameter than that of the stand pipe) and ending above the roof of the building and to be installed as follows: Buildings three stories in height shall have stand pipe not less than 2" interior diameter. Buildings 4 stories and over stand ~ipe with an interior diameter of 3". Stand pipes shall have 1~" hose connection and gate valve on each floor and roof and attached to each hose connection there shall be enough good 1½" hose and nozzle to reach all parts of the floor. The location o~ such stand pipe shall be subject to the approval of the building inspector. In case the height of the building renders the available water pressure insufficient to throw a reasonable stream such stand pipes shall be connecte~to a tank of not less than 1000 gallons capacity, this tank to be located upon the roof and kept filled with water in such a manner as to furnish a good stream of water for extinguishing fire. ~ests of any such stand pipes may be required at the request of the chief of the fire department. All stand pipes either inside or outside must be of galvanized iron and the siz~ of thread and couplings for hose and valve connection must meet the approval and the speoi-