The standards listed in this article cover materials which will conform
to the requirements of this chapter when used in accordance with the limitations
imposed in other articles of the chapter. Materials for special conditions
or materials not provided herein may be used only with the approval of the
administrative authority.
Standard specifications for materials for plumbing installations are
listed in the following sections of this chapter. Products conforming to any
of the specifications listed for a given material shall be considered acceptable
and as approved by the administrative authority.
Any materials used in plumbing drainage systems shall be free from defects.
Vitrified clay sewer pipe and fittings shall conform to the standard
specification for clay sewer pipe of the ASTM C1-44, T.
Used materials are prohibited, except as specifically permitted in other
sections of this chapter.
Each length of pipe and each pipe fitting, trap, fixture and device
used in a plumbing system shall have cast, stamped or indelibly marked on
it the maker's name, the weight and the quality of the product when such marking
is required by the approved standard that applies.
Cast-iron soil and waste pipe and fittings for drainage and venting
shall be uncoated and shall otherwise conform to the standard specification
for cast-iron soil pipe and fittings of the American Standard Cast-Iron Soil
Pipe and Fittings A40.1-1935.
All cast-iron sewer, soil and waste pipes shall be extra heavy and all
sewer, soil and waste pipe fittings shall be extra heavy with the average
weight per laying length of five feet.
Cast-iron water pipe and fittings shall comply with the regulations
of the Department of Water in the City of Hudson.
Wrought-iron pipe shall conform to the specifications for welded wrought-iron
pipe of the ASTM A72-45 and shall be galvanized.
Steel pipe shall conform to the standard specifications for welded and
seamless steel pipe of the ASTM A120-47 and shall be galvanized.
Brass pipe shall conform to the specifications for brass pipe, standard
sizes of the ASTM B43-47, except that the minimum proportion of copper shall
be 85%.
Copper pipe size shall conform to the standard specifications for copper
pipe, standard sizes of the ASTM B42-47.
Lead pipe shall be of the best quality of drawn pipe, with the minimum
weights per linear foot given in the following table:
|
Lead Soil, Vent or Flush Pipe, Including Bends and Traps
| ||
|---|---|---|
|
Weight
| ||
|
Size
(inches)
|
(pounds)
|
(ounces)
|
|
1
|
2
|
0
|
|
1 1/4
|
2
|
8
|
|
1 1/2
|
3
|
8
|
|
2
|
4
|
8
|
|
3
|
6
|
0
|
|
4
|
8
|
0
|
|
2
|
4
|
12
|
All lead water service pipes installed in the City of Hudson shall be
of the quality known commercially as Grade AAA and shall be in conformity
with the specifications for AAA lead.
[Added 9-14-1971]
Plastic pipe and fittings are allowed in the City of Hudson, New York,
for use in plumbing aboveground. Plastic pipe and fittings may be used for
drain, waste and vent systems only. Types ABS and PVC recommended by the New
York State Building and Construction Code are the only types to be used.
Sheet lead shall weigh at least four pounds per square foot.
Sheet copper or brass shall be no lighter than No. 18 Brown and Sharpe
gauge, except for the local and interior ventilating pipe, which shall be
no lighter than No. 26 Brown and Sharpe gauge.
Galvanized or tin for ventilating duct shall be no lighter than No.
26 Brown and Sharpe gauge.
A.
Plain, screwed fittings shall be of cast iron, galvanized
malleable iron, brass or copper and shall be of at least standard weight and
dimension.
B.
Drainage fittings shall be recessed type of cast iron,
galvanized malleable iron, brass or copper, with smooth interior waterway,
with threads so tapped out of solid metal that branches shall have a uniform
grade of at least 1/8 of an inch per foot.
C.
Cast-iron fittings used for water supply distribution
shall be galvanized.
Brass caulking ferrules shall be of brass pipe conforming to ASTM Specification
B4-47 or of heavy cast red brass with weight and dimensions in accordance
with said specification.
Soldering nipples and bushings shall be of red brass pipe or of heavy
cast red brass conforming to the ASTM. Specification B43-47.
Copper water pipe or tube shall conform to the standard specification.
Extra-heavy pipe or fittings shall conform to the standard specification.
Brass floor flanges for plumbing fixtures shall not be less than 3/16
of an inch thick.
All drainage and vent pipes underground shall be extra-heavy cast-iron
pipe. It shall be unlawful to use galvanized steel or wrought-iron pipe underground.
Any material, device, fixture, method of assemblage, installation, appurtenance
or appliance other than those specified or permitted in this chapter shall
not be installed until it has been approved by the administrative authority.
Each article of the chapter indicates specifically the type of material
for various parts of the plumbing system.
