A. 
Workmanship shall be of such character as fully to secure the results sought to be obtained in the Plumbing Code.
B. 
All details of plumbing work not otherwise provided for in this Plumbing Code shall be of a kind and quality approved by the Plumbing Inspector, all of which shall be consistent with the applicable plumbing standards then in effect of the New York State Building Construction Code, of the American Standards Association, Inc. and of the American Gas Association, whichever shall be the strictest.
All horizontal piping shall be run in practical alignment and at a uniform grade of not less than 1/4 inch per foot and shall be supported or anchored at intervals of not more than eight feet for cast-iron pipe and not more than 10 feet for other pipes.
A. 
Tightness. All joints and connections shall be made gas- and watertight.
B. 
Increasers and reducers. Where different sizes of pipes or pipes and fittings are to be connected, proper sized size increasers or reducers shall be used.
C. 
Prohibited joints and connections. No fitting or connection which has an enlargement chamber or recess with a ledge, shoulder or reduction of the pipe area in the direction of the flow on the outlet or drain side of the trap shall be used.
D. 
Caulked joints. Caulked joints shall be firmly packed with oakum or hemp and shall be secured only with pure molten lead, not less than one inch deep, well-caulked.
E. 
Lead and iron joints. Connections between lead and iron pipes shall be made with brass ferrules or brass screw nipples, wiped to the lead and caulked or secured into the iron pipe.
F. 
Manoff fitting. Where galvanized iron waste pipe connects with cast-iron waste pipe, the same shall be made with an extra heavy manoff fitting or its equivalent.
G. 
Lead content in solder joints. The lead content in solder joints and connections from potable water supply systems shall not exceed 2/10 of 1%.
[Added 8-16-1983]
A. 
Kind. Every trap shall be self-cleaning.
B. 
Materials. Traps for bathtubs, lavatories, sinks and other similar fixtures shall be of lead, brass or cast iron, and no tubing traps will be permitted.
C. 
Prohibited traps. No form of trap which depends for its seal upon the action of movable parts or concealed interior partitions shall be used for fixtures.
D. 
Where traps required. Each fixture shall be separately trapped by a water-seal trap placed as near the fixture as possible, except that a set of not more than three laundry trays may be served by a single trap at the end of the series, or a combination fixture which is cast integral may have a single two-inch trap placed under the sink, provided that in each case the branches connect into the trap seal at an angle of not more than 60° to the vertical arm.
E. 
Prohibited discharge. In no case shall the waste from a bathtub or other fixture discharge into a water closet trap or lead bend.
F. 
Double traps. No fixture shall be double trapped.
A. 
A cleanout, easily accessible, shall be provided at the foot of each vertical waste or soil stack.
B. 
There shall be at least two cleanouts in the house drain, one at or near the base of the stack and the other, with full size Y-branch, inside the wall near the connection between the house drain and house sewer.
C. 
Except for the latter, cleanouts shall be of the same nominal size as the pipes up to four inches and not less than four inches for larger pipes.
D. 
The distance between cleanouts in horizontal soil lines shall not exceed 25 feet.
All underground traps and cleanouts of a building, except where cleanouts are flush with the floor, and all exterior underground traps shall be made accessible by manholes at least 24 inches square inside or 30 inches inside diameter, with proper covers.
A. 
Cellar or basement floor drains shall connect into a trap so constructed that it can readily be cleaned and of a size to serve efficiently the purpose for which it is intended. The drain inlet shall be so located that it is at all times in full view.
B. 
When subject to backflow or back pressure, such drains shall be equipped with an adequate backwater valve.
C. 
No floor drains shall connect to a house drain nor to any part of a house drainage system nor to a drainage sewer.
[Amended 9-7-1994 by L.L. No. 26-1994]
Excavations or street openings necessary for sewer connections or installing house sewers and water service pipes shall be made in accordance with the regulations of the Town Commissioner of the Department of Public Works and the regulations applicable thereto.
A. 
Minimum. In every existing building not already supplied and in every building hereafter erected there shall be at least one water closet connected with the sewerage system.
B. 
Dwellings. In buildings occupied by one or more families or households, there shall be at least one separate water closet for each family or household.
C. 
Places of assembly. In places of assembly accommodating 50 persons or more, there shall be one water closet for every 100 persons or fraction thereof but not less than three in any case.
D. 
Mercantile buildings. In mercantile buildings there shall be at least one water closet in each separate ownership, and provided with janitor service, for every 15 persons or fraction thereof regularly employed therein irrespective of any accommodations otherwise provided. Where a mercantile building is held in single and separate ownership with janitor service, the owner thereof may supply general water closet accommodations.
E. 
Other buildings. In every other building there shall be at least one water closet for every 15 occupants.
A. 
Fixed wooden wash trays or sinks shall not be installed in any building designed or used for human habitation.
B. 
No new copper-lined, wooden bathtubs shall be installed, and an old fixture of this class taken out shall not be reconnected.
C. 
Pan and valve plunger, offset washout and other water closets having invisible seals or unventilated space or walls not thoroughly washed at each flush shall not be used.
D. 
Long hopper closets or similar appliances shall not hereafter be installed.
All plumbing fixtures shall be provided with a sufficient supply of water for flushing to keep them in a sanitary condition.
A. 
No water closet or urinal bowl shall be supplied directly from a water supply system through a flushometer or other valve unless such valve is of an approved vacuum breaker type and is set above the water closet or urinal in a manner such as to prevent any possibility of polluting the water supply.
B. 
All domestic hot-water storage tanks shall have a relief valve of standard make placed on top of the tank. All automatic gas-fired hot-water tanks to be installed are to conform to American Gas Association Standards.
C. 
A check valve shall be placed on the street or pressure side of all automatic fill and relief valves in order to prevent the polluting and fouling of domestic water.
A. 
No plumbing fixture or device shall be supplied directly from a water supply system through a flush or other valve unless such valve is adequately protected to prevent pollution of the water supply.
B. 
No plumbing fixture or device shall be installed which will provide an interconnection between a distribution system of water for drinking and domestic purposes and a drainage system, soil or waste pipe, or make possible the backflow of sewage or waste into the water supply system.
C. 
Plumbing fixtures and devices for the protection of the water supply against pollution and back siphonage shall be of a type of design accepted by the National Plumbing Laboratory.
Direct water connection to a refrigeration unit for cooling purposes shall be equipped with an approved check valve to prevent possible backflow of ammonia or other refrigerant agency from defective condenser coils or jackets, except in such installations where the water supply piping is entirely outside of the piping or tank containing the refrigerant and two independent wall thicknesses of metal separate the refrigerant from the public water supply system. Refrigeration units containing more than 20 pounds of refrigerant shall be provided with an additional safeguard in the form of an approved relief valve installed at the outlet side of the check valve, such relief valve being set at five pounds above the maximum water pressure at the point of installation.
[Added 5-6-1975]
A. 
Suspended oil burner units shall be fed by steel pipe through lift pumps. Pipe sizings shall comply with standards established by the Town Plumbing Inspector. All emergency switches for suspended oil burner units shall be located below and as close as practicable to the unit and not more than five feet from the floor.
B. 
All oil tanks shall be fitted with vent alarms. In addition all buried oil tanks shall be fitted with four-way swings. Each such tank shall be buried to a depth permitting at least two feet between the surface and the top of the tank.