This unit must be connected to a public power, water supply and sewer system if these are available.<\/p><\/blockquote>\n DWV Riser Notes<\/strong><\/p>\n Change in direction in schedule 40 DWV-PVC and abs drainage piping shall be made by the appropriate use of 45\u00b0 (0.785 RAD) wyes, quarter bends, or long sweep quarter bends, one-sixth, one-eighth, one-sixteenth bends, or by a combination of these or equivalent fittings. Single and double sanitary tees and quarter bends may be used in drainage lines only where the direction flow is from the horizontal to the vertical.<\/p>\n Short sweeps not less than 3 inches diameter may be used in soil and waste lines where the change in direction of flow is from the horizontal to the vertical and may be for making necessary offsets between the ceiling and the next floor above.<\/p>\n Slope of Horizontal Drainage Piping<\/strong> Details, Construction and Final Photos of Drain\/Waste\/Vent Plan ><\/a><\/p>\n Shut Off Valves <\/strong><\/p>\n All plumbing fixtures shall have separate shut-off valves (tubs and showers located in floor cavity, sinks located in cab. base)<\/p>\n Hose Bib<\/strong><\/p>\n Hose bibs to have backflow preventers (hose bibs are optional)<\/p>\n Pipe Support<\/strong><\/p>\n PEX: horizontal= 2′-8″, vertical= 10′ Max design pressure = 80 psi Details, Construction and Final Photos of Water Plan ><\/a><\/p>\n Tankless Water Heater Notes<\/strong><\/p><\/blockquote>\n Water Temperature Control in Piping from Tankless Heaters<\/strong><\/p>\n The temperature of water from tankless water heaters shall be not greater than 140\u00b0f (60\u00b0c) where intended for domestic uses. This provision shall not supersede the requirement for protective shower valves in accordance with section 424.3<\/p><\/blockquote>\n The page with Electrical Diagrams and Schedules shows two breakers in the service panel run to the water heater.<\/p>\n Below, the Plumbing Specs and Notes specifies;<\/p>\n Electric Tankless Water Heater:<\/strong> rectangular type; 24kw on demand water heater, 240 v, 150 lb. working pressure, thermostat and safety controls, relief valve safety and temperature controls, 6 year warranty, u.l. listed and approved, Tempra 24 plus or approved equal.<\/p><\/blockquote>\n Construction and Final Photos of\u00a0 On-Demand Water Heater Plan Details><\/a><\/p>\n Water Closet<\/strong>: vitreous china, white, Kohler Wellworth no. k-3575-0 floor mounted, elongated, 1.28 GPF, quiet-type, tank type water closet with church no. 9500 or Olsonite no. 95 white open front seat, with C.P. supplies with stop.<\/p>\n Lavatory<\/strong> : vitreous china, white, Kohler no. k2699-4-0, “Bryant” oval counter mounted lavatory with mounting accessories, with 17 gauge C.P. \u201cP\u201d trap, with c.o. And wall escutcheon, with C.P. supplies and stops and with Delta no. 501-wf single lever supply faucet 0.5 gpm aerator and pop up drain.<\/p>\n Kitchen Sink:<\/strong> shall be ledge type, double bowl, 20 gauge, type 302 stainless steel sink, self-rimming Elkay no. cr-3321, overall size 33″ x 21 1\/4″ x 7″ deep with single lever deck mounted swing spout faucet, Delta no. 400 lf-wg, with 2.0 gpm aerator with C.P. crumb cup strainer and tail piece, C.P. \u201cP\u201d trap and with integral mounting frame and sound deadening under side with holes to fit faucet above.<\/p>\n Shower Cabinet :<\/strong> 32″ x 34″ x 84″ high one piece molded acrylic shower without joints and seams and shall meet ANSI a117.1 and z124.2. unit to be predrilled and shall be provided with towel bar, brass drain with stainless steel strainer, stainless steel curtain roc, factory installed. Provide with Delta no. 1424-lhp pressure balance mixing valve, comply with ANSI \/ ASME a112.18.1m and ANSI \/ asse 1016, and 2.1 gpm @ 60 p.s.i. shower head. Shower to be Aquarius no. A3234 or equal.<\/p>\n Electric Tankless Water Heater:<\/strong> rectangular type; 24kw on demand water heater, 240 v, 150 lb. working pressure, thermostat and safety controls, relief valve safety and temperature controls, 6 year warranty, u.l. listed and approved, Tempra 24 plus or approved equal.<\/p>\n Washer Box: <\/strong>Sioux Chief no. 696-2313cf. With ball valve shutoff, shock absorbers and 2″ waste outlet.<\/p>\n Cleaning and Tests:<\/strong><\/li>\n<\/ol>\n The entire new system of domestic water piping shall be entirely blown out and flushed so as to remove all dirt and grease.<\/p>\n Upon completion of the cleaning, and after testing is complete, the shutoff valve to the domestic water main shall be closed, all fixture outlets opened slightly and a chlorine solution introduced at a manifold connection installed by the plumbing contractor on the system side of the system shutoff valve at the water main. The chlorine solution shall contain not less than 50 parts per million of chlorine and shall be liquid or sodium hypochlorite. Solution shall be introduced into the system in such a manner as to insure the dispersion of the solution throughout the entire system and the orthololicin test at each outlet shall show residual chlorine. The solution shall remain in the system not less than 24 hours after which the entire system shall be flushed so as to drain off solution. After flushing all aerators shall be removed, cleaned and replaced. All traps, wastes, and supplies shall be shown to be free and unobstructed. All new plates, polished, bronze and painted work, shall be bright and clean. Just before final inspection the contractor shall thoroughly clean all equipment, piping and other exposed work. The contractor shall make all necessary adjustments for flush valves, fittings and automatic controls for quiet and proper operation.<\/p>\n The entire new drainage system shall be tested in its entirety, or may be tested in sections. Each section shall be filled with water to a point ten feet (10′) above the horizontal pipe in the section. The piping shall remain tight for a period of one hour. Where local regulations require smoke test, the contractor shall make this test in accordance with local regulations.<\/p>\n Tests as required shall also be performed for any authorities having jurisdiction.<\/p><\/blockquote>\n![\"\"](\"https:\/\/i0.wp.com\/www.projectsmallhouse.com\/blog\/wp-content\/uploads\/2024\/01\/drain_plan.jpg?ssl=1\")
<\/a>
Plumbing Isometrics and Details
Westwood Cabins Creekside Manor 3016
Click to open bigger<\/figcaption><\/figure>\nDrain\/Waste\/Vent Details<\/h2>\n
\n2-1\/2″ or less: 1\/4″\u00a0 slope per foot
\n3 to 6″: 1\/8″ slope per foot<\/p><\/blockquote>\n<\/a>
Plumbing Isometrics and Details
Westwood Cabins Creekside Manor 3016
Click to open bigger<\/figcaption><\/figure>\nCold & Hot Water Supply Detail<\/h2>\n
\nCopper: horizontal= 12′, vertical= 10′
\nCPVC: horizontal= 4′, vertical= 10′
\nPVC: horizontal= 4′, vertical= 10′<\/p>\n
\nMin. Design pressure = 40 psi
\nMax developed length = 80′<\/p><\/blockquote>\n<\/a>
Plumbing Isometrics and Details
Westwood Cabins Creekside Manor 3016
Click to open bigger<\/figcaption><\/figure>\nTankless Water Heater Detail<\/h2>\n
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\n– Hot water lines 3\/4″ and larger within conditioned space shall be insulated to an R-3 minimum.
\n– All hot water lines outside conditioned space shall be insulated to an R-3 minimum.<\/li>\n<\/ol>\nPlumbing Isometrics and Details General Notes<\/h2>\n
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Plumbing Specs and Notes:<\/h2>\n
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\nA. cleanouts: shall be schedule 40 PVC with C.P. cover where exposed on interior of building.
\nB. roof flashings: 6 lb. Per sq. ft. lead sheets extending 24″ around pipe and turned into top of pipe, as approved by the roofing contractor.<\/li>\n
\nA. shock absorbers: elastomer bellows type immersed in glycerine displacement fluid, stainless steel shell or reinforced bellows type, Josam series 15500 or approved equivalent as manufactured by Wade mfg. co., or Zurn co., size indicated on the drawings.<\/li>\n
\nA. gate, and check valves, 2″ and smaller, shall be all brass or bronze, screwed type with adaptor or solder type. Valves shall be three section ball valves with Teflon seals, chrome plated or stainless steel ball, watts no. 6800 or equal as manufactured by Hammonds or Apollo.
\nB. All valves shall be designed for 125 p.s.i. steam working pressure.<\/li>\n
\nA. Insulation for hot water pipe: shall be 3\/4″ foamcell armaflex insulation with self-adhering joints and seams and taped with manufacturer supplied armaflex tape.
\nB. Insulation for cold water pipe: none required.
\nC. All new hot water pipe, except where concealed in wall and except C.P. supplies to fixtures, shall be covered. Insulation to be installed by licensed insulation contractor with minimum 5 years experience.<\/li>\n
\nA. Hangers to be of size to fit outside covering on insulated pipes.
\nB. Hangers for steel pipe shall be split-ring type with adjustable swivel hanger Grinnell fig. no. 104 or clevis type Grinnell fig. no. 260. c. hangers for PVC pipe shall be hanger and trough type. All hangers shall be furnished complete with hanger rocs, and structural attachments. Sheet metal saddles 12″ long x 1\/2 insulated pipe diameter shall be used at each hanger point on all covered pipe.
\nC. Approved equivalent hangers as manufactured by f & s, b-line, Modern, or Grabler, will be acceptable.<\/li>\n
\nA. Plumbing fixtures shall be furnished complete with all equipment, fittings, trimmings, traps, stops on water supplies.
\nB. The numbers referred to, for the fixtures below are those of the Kohler company for plumbing fixtures and Delta for brass supply fittings. Plumbing fixtures manufactured by the American Standard company, Crane, or Eljer, will be acceptable.
\nC. All fixtures shall be of the best grade, trademarks and labels designating the quality for class of the fixtures shall be affixed to all fixtures and shall not be removed until after the work has been accepted. All vitreous china shall be in accordance with the requirements of the US department of commerce applying to staple vitreous china plumbing fixtures.
\nD. Exposed metal pipes to fixtures shall be brass, chromium plated and all piping from fixtures passing into wall shall be provided with chromium plated brass escutcheons with set screw.<\/p>\n
\nAll new water piping shall be tested to not less than 150 lbs., hydrostatic and the piping shall remain tight for a period of two hours.<\/p>\n\n