815 KAR 20:060. Quality and weight of materials.

815 KAR 20:060. Quality and weight of materials.

RELATES TO: KRS 318.130, 318.150

STATUTORY AUTHORITY: KRS 198B.040(10), 318.130

NECESSITY, FUNCTION, AND CONFORMITY: KRS 318.130 requires the office, after review by the State Plumbing Code Committee, to promulgate an administrative regulation establishing the Kentucky State Plumbing Code regulating plumbing, including the quality and weight of material. This administrative regulation identifies and publishes the manufacturer's specification number for the quality and weight of material that shall be used in the installation of plumbing systems and establishes minimum specifications for the intended use.

Section 1. Definition of Terms. (1) "ABS" means acrylonitrile- butadiene-styrene.

(2) "ASSE" means American Society of Sanitary Engineers and copies of specifications identified in this administrative regulation may be obtained by writing the American Society of Sanitary Engineers, P.O. Box 40362, Bay Village, Ohio 44140.

(3) "ASTM" means American Society for Testing and Materials and copies of specifications identified in this administrative regulation may be obtained by writing the American Society for Testing and Materials, 1916 Race Street, Philadelphia, Pennsylvania 19103.

(4) "Drain pipe" means any pipe which carries wastewater or waterborne wastes in a building drainage system.

(5) "Drainage system" means all the piping within public or private premises which conveys sewage, rain water or other liquid wastes to a point of disposal and shall not include the mains of a public sewer system or a private or public sewage treatment or disposal plant.

(6) "DWV pipe" means drain, waste and vent piping, including aluminum, as used in common plumbing practice.

(7) "Lead" means solders and flux containing more than two-tenths (0.2) percent lead and pipes and pipe fittings containing more than eight (8.0) percent lead.

(8) "Plumbing system" means the water supply and distribution pipes; plumbing fixtures and traps; soil, waste and vent pipes; and sanitary and storm sewers and building drains; including their respective connections, devices and appurtenances within a building or premises.

(9) "Potable water" means water free from impurities present in amounts sufficient to cause disease or harmful physiological effects and conforming in its bacteriological and chemical quality to the requirements of the Public Health Service Drinking Water Standards or the administrative regulations of the public health authority having jurisdiction.

(10) "PVC" means polyvinyl chloride.

(11) "Stack" means any vertical line of soil, waste, vent, or inside conductor piping, except vertical vent branches which do not extend through the roof and which pass through less than two (2) stories before being reconnected to a vent stack or stack vent.

(12) "Trap" means a fitting or device which provides a liquid seal to prevent the emission of sewer gases without materially affecting the flow of sewage or wastewater.

(13) "Vent system" means a pipe or pipes installed to provide a flow of air to or from a drainage system, or to provide a circulation of air within the system to protect trap seals from siphonage and back pressure.

(14) "Waste pipe" means a pipe which conveys only waste.

Section 2. Materials, Quality of. The material used in a drainage or plumbing system or part of a system shall be free of defects.

Section 3. Label, Cast or Stamped. Each length of pipe, fitting, trap, fixture and device used in a plumbing or drainage system shall be stamped or indelibly marked with:

(1) The weight or quality; and

(2) The maker's mark or name (manufacturer's specification number).

Section 4. Vitrified clay pipe, concrete pipe, truss pipe and extra heavy SDR 35 sewer piping shall be produced and labeled and used only as follows:

(1) Vitrified clay pipe, ASTM C-200.

(2) Concrete pipe, ASTM C-14.

(3) Truss pipe, ASTM D-2680-74. Solid wall truss pipe, ASTM D-2751-74.)

(4) Extra heavy SDR 35 sewer piping, ASTM D-3033-74 and D-3034-74.

Section 5. Cast-iron Pipe. (Hub and Spigot and No-hub). (1) Extra heavy. Extra heavy cast-iron pipe and fittings shall be produced and labeled as ASTM A74-82.

(2) Service-weight. Service-weight cast-iron pipe and fittings shall be produced and labeled as ASTM A74-82.

(3) Coating. Cast-iron pipe and fittings for underground use shall be coated with:

(a) Asphaltum;

(b) Coal tar pitch; or

Section 6. Wrought-iron Pipe. All wrought-iron pipe shall be produced and labeled with the latest ASTM "specifications for welded wrought iron pipe."

Section 7. Mild-steel Pipe. Steel pipe shall be produced and labeled with the latest ASTM "specifications for welded and seamless steel pipe."

Section 8. Brass pipe; Copper Pipe; and Brass Tubing. Brass pipe, copper pipe and brass tubing shall be produced and labeled with the latest specifications of ASTM for "brass pipe, copper pipe, and brass tubing, standard sizes."

Section 9. Aluminum Drain, Waste and Vent (DWV) Pipe with End Cap Components. Aluminum drain, waste and vent pipe with end cap adapters shall be produced and labeled as ASSE Specification No. 1045.

Section 10. Borosilicate Pipe, Plastic Pipe, Stainless Steel Tubing, Polyethylene Pipe and Polypropylene Pipe. (1) Borosilicate pipe. Borosilicate pipe shall be produced and labeled with the latest ASTM specifications.

(2) Plastic pipe. All plastic piping used in a drainage, waste and vent system shall be:

(a) Schedule 40 or 80, Type 1, Grade 1, polyvinyl chloride produced and labeled as ASTM D 1784-75;

(b) Cellular core PVC produced and labeled ASTM F-891;

(d) Cellular core ABS produced and labeled as ASTM F-628.

(3) Pipe and fittings shall be produced and labeled in accordance with the provisions of ASTM-D-2665-76, as amended, for PVC and ASTM-D-2661-90 for ABS, and both shall bear the National Sanitation Foundation seal of approval.

(4) Copies of National Sanitation Foundation specifications for the manufacturer of products identified in this administrative regulation may be obtained by writing the National Sanitation Foundation (NSF), 3475 Plymouth Road, P.O. Box 1468, Ann Arbor, MI 48106.

(5) All pipe and fittings shall bear the ASTM designation together with the NSF seal, the manufacturer's identification and the size.

(6) The use of plastic pipe and fittings (PVC or ABS) shall be restricted to buildings if the soil or waste and vent stack do not exceed forty-five (45) feet in height, beginning at the floor or slab in which the soil or waste and vent stack first penetrates the floor or slab and through the vertical distance to its terminus through the roof of the building.

(7) Stainless steel tubing.

(a) Stainless steel tubing for hot and cold water piping shall be Grade H produced and labeled as ASTM A268-68.

(b) Stainless steel tubing for the soil, waste and vent system shall be either Grade G or H produced and labeled as ASTM A-268-68.

(8) Polyethylene pipe. Polyethylene pipe used in acid waste systems shall be produced and labeled as ASTM D-1204-62T.

(9) Polypropylene pipe. Polypropylene pipe used in acid waste systems shall be produced and labeled as ASTM D-2146-65T or ASTM F-1412.

Section 11. Lead Pipe, Diameter, Weights. (1) Lead soil, waste and vent pipe shall be produced and labeled as Federal Specifications WW-P-325, and shall not be lighter than the following weights:

Size Inside Diameter Inches	Commercial Designation "D" or "XL"		Wall Thickness Inches	Weight Pounds	Per Foot Ounces
1 1/2	D	XL	0.138	3	8
2	D	XL	0.142	4	12
3	D	XL	0.125	6	0
4	D	XL	0.125	8	0

(2) Lead bends and lead traps. All lead bends and lead traps shall be of the weight known as extra heavy (XH) and shall have at least one-eighth (1/8) inch wall thickness.

Section 12. Integral Flashing. If a roofing system requires integral flashing, a flashing material, which is part of the manufactured roofing system and required by the roofing manufacturer to guarantee or warranty the roofing system, shall be used.

Section 13. Sheet Lead. Sheet lead for a shower pan shall not weigh less than four (4) pounds per square foot and shall not weigh less than two and one-half (2 1/2) pounds per square foot for vent pipe flashings.

Section 14. Sheet Copper or Brass. Sheet copper or brass shall not be lighter than No. 18 B. & S. gauge, except local and interior ventilating pipe shall not be lighter than No. 26 B. & S. gauge.

Section 15. Threaded Fittings. (1) A plain screw fitting shall be either cast-iron, malleable iron, or brass of standard weight and dimension.

(2) A drainage fitting shall be either cast-iron, malleable iron, or brass, with smooth interior waterway, with threads tapped out of solid metal.

(3) A cast-iron fitting used in a water supply distribution shall be galvanized.

(4) A malleable iron fitting shall be galvanized.

Section 16. Caulking Ferrules. A caulking ferrule shall be of red brass and shall be in accordance with the following table:

Pipe Sizes Inches	Inside Diameter Inches	Length Inches	Minimum Weight Each
2	2 1/4	2 1/2	1 lb. 0 oz.
3	3 1/4	4 1/2	1 lb. 12 oz.
4	4 1/4	4 1/2	2 lb. 8 oz.

Section 17. Soldering Nipples. A soldering nipple shall be recessed red cast brass, iron pipe size. If cast, they shall be full bore and of minimum weight.

Section 18. Floor Flanges for Water Closets and Service Sinks or Similar Fixtures. (1) A floor flange shall either be:

(a) Hard lead;

(b) Brass;

(d) Galvanized malleable iron;

(e) ABS; or

(f) PVC.

(2) A hard lead or brass flange shall not be less than one-eighth (1/8) inch thick.

(3) Cast iron or galvanized malleable iron shall:

(a) Not be less than one-fourth (1/4) inch thick; and

(b) Have a two (2) inch caulking depth.

Section 19. Use of Lead. Lead shall not be used in the installation or repair of a public or private water system providing potable water for human consumption.

Section 20. New Materials. (1) Materials other than those specified in this administrative regulation shall be prohibited unless the material is specifically approved by the State Plumbing Code Committee and the Office of Housing, Buildings and Construction as being equal to or better than the material specified in the State Plumbing Code.

(2) It shall be the responsibility of any person or company seeking the approval of a material not included in this code to prove to the satisfaction of these agencies that the material is equal to or better than the material which it is intended to replace.

(3) Procedural requirements for approval of new parts and materials are set forth in 815 KAR 20:020. (Recodified from 401 KAR 1:030, 7-5-78; Am. 5 Ky.R. 160; eff. 10-4-78; 6 Ky.R. 133; 384; eff. 1-2-80; 8 Ky.R. 359; eff. 1-6-82; 14 Ky.R. 1123; eff. 1-4-88; 15 Ky.R. 601; 970; eff. 9-28-88; 17 Ky.R. 2882; eff. 5-3-91; 18 Ky.R. 2720; eff. 4-3-92; 19 Ky.R. 999; 1385; eff. 12-8-92; 27 Ky.R. 1902; 2794; eff. 3-22-2001; TAm eff. 8-9-2007.)