Ordinance 3560 - Laserfiche WebLink

for no purpose other than the conveying of gas. All such pipe shall be made free from internal obstructions, splits, or other imperfections which would render it unfit for the purpose intend- ed and the ends thereof shall be properly reamed. 2. All fittings used in connection with the house gas piping shall be of black maleable iron. The use of cast iron fittings is prohibited. 3. All joints between pipe and fittings, unless welded, shall be screwed joints (American Standard pipe threads) . Such joints shall be made up with suitable thread compound. 4. All unions used in house piping shall be ground joint types. Nipples and couplings are permissable. 5. The use of bushings or street fittings in any house piping is prohibited. 6. The use of gate and globe valves is prohibited. Only Standard stop cocks and lubricated plug valves shall be used. All valves 22" or larger shall be lubricated plug valve type. 7. The use of unions in concealed locations is prohibited. 8. All gas outlets shall extend through the floor or base- board not less than two and one-half (22) inches. 9. No outlet shall be less than one-half (2) inch pipe. 10. Greatest length allowed for house piping shall be as follows : 1/2" 20 feet l " 100 feet 3/4" 60 feet 1J.2" 150 feet 1 " 80 feet 2 " 200 feet SECTION 18 - PIPING INSPECTIONS Upon completion of the installation, alteration or repair of any consumer's gas piping or appliance done under a permit issued by the Administrative Authority, and prior to the use thereof, the Administrative Authority shall be notified that such gas piping or appliances are ready for inspection, and the Administrative Authority shall cause said gas piping or gas appliances to be inspected within twenty-four (24) hours of such notification, Sundays and Holidays not included. All excavations required for the installation of consumer underground piping -14-