SCHEDULE :— Registers are to be laid out according to an approved schedule submitted by each bidder, showing size, finish, etc., for each room, with size of supply pipe. Locations are to be as shown on Tans or as approved in building, before proceeding with work.
Plumbing.—Materials, Connections, Etc. All drain, soil, waste, and vent pipes, and all fittings, are to be extra-heavy plain cast iron, painted outside 2 coats red lead.
Joints. All joints in cast-iron pipe are to be made tight with oakum and lead, well calked.
Lead Pipes. All lead, waste, and vent pipe branches are to be of best-quality drawn lead, of the following weights per foot: Connections of Lead and Iron Pipes. All connections of lead and iron pipes are to be made by heavy brass ferrules, same size as lead, calked with lead.
Joints between ferrules and lead pipes, to be wiped.
All lead pipe joints to be wiped.
Supports. All vertical lines of soil and waste pipes, if not carried to drain below cellar floor, are to rest on brick piers at their base.
All vertical lines of iron pipe are to be held in place by pipe hangers or wrought-iron clamps, placed 5 feet apart. Ir, horizontal lines, they must be not more than 10 feet apart.
All lead pipes are to be secured in place with metal tacks or brass clamps, placed 3 feet apart; and horizontal pipes are to be supported their entire length by carrying strips.
All brass pipe to be secure by brass pipe holders approved by the Architect.
Miscellaneous. All horizontal drain and waste pipes are to have a fall of not less than inch to the foot.
All changes in direction must be made with Y (45°), (22A°), or i1g (11}°) branches.
All connections with horizontal pipes must be made by Y branches. TYs (sometimes called "Sanitary Ts") may be used on vertical pipes.
All exposed brass-work to be nickel-plated, except in basement and kitchen, where it is to be polished.
Cleanouts. Set Ys with extra-heavy brass screw-caps at each bend in horizontal lines, and 15 feet apart in straight lines; also cleanouts at ends of all horizontal lines.
All cleanouts to be same diameter as pipes with which they are connected.
Traps and Vents. Every fixture must be separately trapped. No traps are to be less than 1 - inches in diameter. Each set of trays to have one trap.
All traps must be vented-4-inch traps by 2-inch branches; 2 inch and 1k-inch traps, by 12-inch branches.
Roof Flashings. All joints between roof and iron pipe must be made tight with 6-pound lead or 16-ounce copper flashings.
Tests. The water test must be applied to the entire system of piping, in the Architect's presence and to his satisfaction. All pipes and connections must remain uncovered until they have passed the test.
On completion of the work, after all fixtures are set, the smoke test will be applied, and must prove satisfactory to the Architect. • Drains, Soil and Waste Pipes, and Tents. The plumber will snake proper connections from point 10 feet outside of building, with a drain, by 5-inch iron pipe.
Just inside house wall, place a 5-inch running trap with two cleanouts; and 5-inch fresh-air pipe from house side of trap to a point not less than 15 feet from building, opening one foot abcve ground, with return bend.
Continue drain 5 inches in diameter under cellar wall, and connect the various soil and waste pipes with same.
The trap on main drain must be placed in an accessible brick manhole, with 8-inch walls, and covered with stone or iron cover; and the drain pipes must be laid in a brick trench with stone or iron cover.
Set, where shown on plans, lines of 4-inch soil pipe, or 2-inch waste pipe, as necessary, with proper connections to receive the various fixtures. Carry pipe through roof, and one foot above same, increased one inch in diameter from a point below roof; ends above roof to be left free and unobstructed.
For each line of fixtures, set a 2-inch pipe, with fittings for the various vents. Connect into soil pipe below lowest fixture, and at top well above highest fixture.