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207. Renewal Parts.

208. Summary.

free from defects of any kind,

in

width by in length, and capable of transmitting horse-power at a belt

speed of

Such renewal parts as it is advisable to keep on hand, adding hereto an itemized list of same.

(See Note: p. 52, sec. 27.)

Each bidder shall fill out completely the following summary:

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Maximum variation in speed be

tween no load and full load

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adjustable, (self-oiling) boxes, base-plates,

bolts, etc.

floor

Height from Boiling}

Drop

centre line of shaft

to

Shafting to be key-seated for the pulleys specified below, and provided with all necessary collars, guard rings, etc.

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ately bored, turned, balanced, and provided with key seats and keys. Pulleys

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211. Foundations.

and capable of transmitting

power at

horse

revolutions. Each pulley

to be provided with a shifter rig, to
operate from
The clutch must
pick up the load without shock or jar,
and the shifter rig must be positive in its
action, not liable to get out of order,
free from any tendency or liability to be
thrown in or out accidentally.

-friction-clutch couplings, cut-off couplings, compression couplings, plate couplings, jaw clutches, etc., also idlers and method of applying.)

(Note.-Specify character of foundation upon which shafting is to be placed, whether special foundations of brick or stone, floor timbers, walls, ceilings, posts, etc.)

212. Boiler (8).

horse-power.

boiler(s) (each) rated at

The boiler(s) shall contain not less than

of heating surface per rated horse power. The shell(s) shall be made of

steel having a tensile strength of not less than, and shall be braced and stayed for a working pressure of pounds, and tested to pounds hydrostatic

pressure.

They
It

shall be inspected and insured

by a responsible steam boiler insurance company, this contractor to furnish acertificate of inspection and a policy of insurance for

Each
The

boiler shall be provided with 213. Fittings

dome or drums the necessary lugs, dry pipe

brackets, plates, bolts, stays, anchor and binder rods, man and hand holes, steam and blow-off connections, stop and safety valves, pressure gauge, water column, gauge cocks and drip, set of stoking tools consisting of, and all other appliances properly coming under this head.

The boiler(s) shall be set in masonry in 214. Setting. a first-class manner, according to standard

215. Stack.

216, Smoke Connections.

217. Piping.

practice. This contractor to do all necessary excavating or filling for the foundation(s) and to remove all debris.

(Specify character of soil upon which boilers will be placed.)

(Note.-Specify material, diameter, height, lining, base, location, etc.)

Smoke connections of

area

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having an

are to be made with the stack,

and are to be provided with

dampers and cleaning doors arranged as follows:

(Note. If the piping is to be erected with reference to existing piping or to meet special conditions the specification. must be made up with due regard to such conditions; for entirely new piping, independent of auxiliary connections, the following specification will cover many cases.)

This contractor shall furnish and erect

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