1955-006 Council Ordinances - Laserfiche WebLink

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-7- (y) Corbeled chimneys must be supported by a wall with a minimum thickness of twelve (12) inches. (z) All corbeling shall not project more than six (6) inches from the face of ny wall. (aa) Corbeling shall consist of at least five (5) courses of brick. (bb) No smoke pipe shall be within twelve (12) inches of any woodwork or any wooden lath or plaster partition or ceiling unless the surface above the pipe be protected by metal lath and Portland Cement plaster. (cc) Where smoke pipes pass through a wooden lath and plaster partition then shall be guarded by galvanized iron ventilated thimbles at least twelve (12) inches larger in diameter than the pipes, or by galvanized iron thimbles built in at least eight (8) inches of brick work or other incom- bustible material. (dd) No smoke pipe shall pass through any floor or a roof having wooden framework or covering. (ee) The use of a smoke pipe rather than a chimney shall be prohibited. (ff) No wooden beams, joist or rafters shall be placed within two inches (2") of the outside face of a chimney whether it be for smoke, air or for any other purpose. (gg) No woodwork shall be placed within four (4) inches of the back wall of any fireplace. (hh) The ends of all wood joists and beams supported by brick walls shall be fire cut. (ii) The floor construction of all dwelling houses shall be built to sustain a live load of not less than forty (40) pounds per square foot. (jj) All floor joists shall have a bearing of not less than four (4) inches at each end on the wall or beam supporting same and no wood floor joists shall be less in size than 2"x8", or spaced more than sixteen (16) inches on center. (kk) All wood floor joists'shall be provided with well nailed cross bridging and the distance between each row of cross bridging shall not exceed eight (8) feet. (11) All sub -floor shall be laid diagonal. (mm) All wood joists shall bear on 2"x4" plates, single plates for first floor and double plates for the second floor. (nn) The size of studding used for any bearing -partition or wall shall not be less than 2"x4" and such studding shall not be spaced more than sixteen (16) inches on centers. (oo) All stud partitions shall have 2"x4" plates at top and bottom to serve as a fire stop, except bearing partitions shall have double plates at top. (pp) At least one doorway serving as an exit shall have a width of not less than Thirty Two (32) inches. (qq) No stairway serving as an exit shall have a width less that Thirty- six (36) inches. (rr) The total glass area of required window in any habitable room shall not be less than ten percent (1000 of the floor area of the room. (ss) One-half of the area of windows opening upon an open porch may be used in figuring the required glass in the room in which they occur. (tt) The total area of the ventilating portions of required windows in any habitable room shall not be less than four percent (40) of the floor area of the room, except where a mechanical air change is provided. (uu) A minimum height of 7'6" will be acceptable on any floor level .-� except the first floor, which will be a minimum of eight (8) feet. (vv) Where 2"x6" material is used the space may be twenty-four (24) inch on centers. Collar beams shall be provided on forty-eight (48) inch centers. (ww) Composition shingles or ready roofing shall be laid so that there is not less than two (2) thicknesses at any point. (xx) Stucco shall be limited to cement stucco and shall be applied in