Estimate all cast-iron pipe by the linear foot, allowing for each joint ¾ pound of lead for every inch in diameter of the pipe.
Estimate wrought pipe by the linear foot, inclusive of couplings.
Estimate brass, copper, and lead pipe by the pound.
Estimate all traps, bends, branches, increasers, reducers, and other fittings separately, except such special brass fixtures, traps, and connections as are included in the cost of the fixtures. Do not figure lead bends that are smaller than 2 inches.
Estimate on brass ferrule connections at all points where lead pipe joins iron pipe.
Estimate on all solder joints (wiped), allowing 1 pound of solder for every inch inside diameter of the pipe.
98. Water-Supply System.—For water supplied from street mains, allow for permits, corporation tapping, and curb box.
Measure the service pipe from street main to cellar, and allow for a stop and waste cock inside the cellar wall.
Measure all horizontal distributing pipes from the plan views of the building and all vertical distributing pipes from the sectional drawings.
Measure all branches for the several fixtures on the different floors, to the lawn hydrants, etc.