What are the proper weights of lead pipe permissable?

Different cities establish their own weights. The following is a list of weights that are desirable.

Supply.

Waste.

1/2 in.

2 lbs.

I in.

2 lbs.

5/8 in.

2 1/2 lbs.

1 1/4 in.

2 1/2 lbs.

3/4 in.

3 lbs.

1 1/2 in.

3 lbs.

2 in.

3 1/2 lbs.

How should connections be made between lead and cast iron waste or soil pipe?

By means of a brass ferrule wiped on to the lead pipe and caulked into the cast iron pipe.

How should connections be made between lead and wrought iron pipes?

By means of brass solder nipples which screw into the wrought iron pipe and are wiped on to the lead pipe.

How should connections be made between wrought and cast iron pipes?

By means of cast iron tapped fittings into which the wrought iron pipe may be screwed.

How should cast iron pipe be supported?

By means of wrought iron hangers attached to timbers overhead.

What sizes of, rod should be used in making hangers?

This practice differs. The following is a safe rule to follow: For 4- and 5-inch pipe, 1 1/2-inch rod; 2- and 3-inch pipe, 3/8-inch rod.

How often should cast iron pipe be supported?

On horizontal lines each length of five feet should be supported by a hanger, and on vertical lines the pipe should be firmly supported on every floor.

How should a vertical line of soil pipe be supported at its base where it runs to the cellar bottom?

It should rest on a firm bed of brick or stone.

Why is it wrong to enter a branch line into the main through a T?

The waste flowing in through a T would strike the opposite side in such a way as to set back in the main each time, leaving a deposit that would finally produce a stoppage.

What is the proper way to enter a branch into a main line of soil or waste pipe?

Y branches should always be used.

How should the main stack or any other vertical pipe enter the horizontal pipe in the cellar?

Through a Y branch and one-eighth bend.

How should all changes in direction of cast iron pipe be made?

The use of all bends is admissable in changing the direction of pipe, with the exception of the quarter Soil Pipe and Drainage.

bend. Where the change in direction is a right angle, a Y branch and one-eighth bend should be used.

Why is the use of the quarter bend prohibited on all cast iron soil pipes?

For the same reason that Ts are prohibited, they being more apt to cause stoppage than the Y and one-eighth bend connections.