Itemize the different kinds and classes of pipes.
Estimate lead, brass, and copper water pipes by the pound, and wrought water pipe by the linear foot.
Itemize all stop-cocks, pipe supports, straps, hangers, etc. separately.
Estimate all water-pipe fittings less than 1½ inches by the pound.
Figure on brass solder-nipple connections in all places where lead pipes join iron pipes.
Estimate on kitchen boiler, sediment cock, and range connections; also on faucets for all fixtures other than those which are included in the costs of the fixtures.
Estimate on garden hydrants and lawn sprinklers, and allow a stop and waste cock in cellar for each.
99. Well Supply.—For water supplied from a well, figure on double-action force pump in kitchen or laundry if the well is not deeper than 26 feet below the pump; for a deep well, estimate on a pumping engine or a windmill.
Measure lead tank linings in square feet, and estimate by the pound, allowing 1 pound of solder for every 2 feet of seams.
Allow 2 feet of lead pipe to connect iron pipes to house tank, and for stop-cocks close to tank.