Imperial Valley press., 1909-07-10

| as possible. The terminal of all vents must be at least six feet from all tiues, water tanks air shafts or any other open ings. All branch vents must connect with the main vent three (S) feet and SIX (6) inches above the floor of the highest fixture. All separate vent pipes within a radius of twelve feet may converge into one pipe. the size of which shall be governed by the provisions of subdi- visions of Sec. of these specifications, or shall be conducted into the main stack with a branch fitting at height not less than six inches above the highest fixture. Cellar drains and wash racks shall not be connected with any soil or uran pipes unless they be trapped and vented. All wash racks to have set ting box easy of access All vent pipes ana their fittings less than four D inches shall be of galvanized wrought iron or coated cast iron No fixture of any de- scription in any building shall be vented with less than one and one half Qh) inch pipe. Slop hoppers in all cases must 1 have q two inch vent and waste.
 Section B. All traps to fixtures must he separately and effectively vented and when two fixtures are attached to one waste one trap must be independent of ! the OJneT aSdlnSl SlpuOndSSt bN NiiCil vents being independent of each other or back vented, one above the other on the same vent All soil pipe shall have clean outs of the same size as the pipe drain at the foot of each perpendicular stack or vent, and on the fixture end of all sink runs and made perfectly tight. The ar engagement of all soil and waste pipe, or vent pipes, must be as direct as possi- 1 ,.to oil ,ct ho dOna iV1 a mechanical and workmanlike manner. All bath tubs above~the first floor must have one and one quarter inches overflow con- ! nections, and also on the first floor If l there be q basement.
 | Section 4. Four water closets may be vented into two-inch branch vent; five, six, seven and eight water closets may be vented into a three inch branch vent; nine or more water closets may be vent eu into a four inch branch vent. Three wash basins, baths. or similar fixtures may be vented into a two inch branch vent; six to twelve basins, or baths. or similar fixtures. may be vented into a three inch branch vent. All horizontal or vertical lines of lead water pipe must be securely fastened on a suitable board or timber by soldering hard leak tacks to said pipe; distance between centers not to exceed three and one half feet. Connecting the waste of a fixture to the ! lead bend of water closet shall not be allowed The wiping of solder-nipp on a lead bend is prohibited the lead must be run to the top of the fixture and ! there connected with the iron pipes. In | every building where there is to be a closet installed, there sha be at least one four inch cast iron pipe running | from the sewer to a point four inches below the highest ridge ot the roof; the drain must have a fall of at least one quarter of an inch to the foot and should run along the cellar wall when practti- 1 cal or if laid under the floor of the building should be hung with all iron | strap securely fastened to the floor joist and should be laid in as straight line as possible. All changes in direction must be made with Y1s bends; sanitary ! Ts must not be used except on perpen- | dicular stacks or vents. All joints in ! cast iron soil pipes. whether inside of buildings or otherwise. shall be made with oakum and lead of the best quality pure and soft and properly and securely | caulked into place. No cement work of any description shall he used in connec- | tion with any cast iron, lead or gavan- ' 'zed iron pipe Waste pipes, when lead, must be one and one half Q1@) inches in diameter. whether Standard or extra heavy. and in all buildings of three or more stories high, all cast iron pipes must be of extra heavy pipe and fittings; all cast iron soii and dram pipes to be at least as heavy as soil pipe Standard heavy) and all fittings should be extra heavy. Fittings known as cast iron screw fittings or tapped Ts are prohibit ed.
 Section 5. Every water closet, sink, slop hopper. or bath tub, and every other vessel or vessels connected with the drain pipe, directly or indirectly, must be separately, independently and effectively trapped. Every fixture shall be separate l ly trapped and the water seal to the trap shall not be less than one and one half | inches for traps of one and one half and | two inches in diameter. No trap shall | be less than one and one half inches | in internal diameter. The trap must be placed as near the fixture as possible and in no case farther than 2 feet there from No fixture shall be trapped by hay | ing it's outlet connected with the trap of another fixture. No wooden wash tray shall be maintained, constructed or used inside of any building,or porch. All wash trays and sinks maintained used or con structed in any building shall be of nom absorbant material No union of any description shall be used in or in con nection with concealed work. Rubber connections are prohibited. When a wat CT closet is located in said building where there is only one water closet on a four Blch stack, the stack will vent said closet; if there is more than one closet on a stack, each and every closet must be back vented with a two inch vent three feet and six inches (3' CD above the floor on which said top fixture is l located
 A top fixture that is on a vertical stack or soil pipe not more than two feet from the inlet to the stack need