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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

Number of pulleys

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

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

split

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split

plain wood,

66

[grooved, etc.

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

to be —— in diameter by

pable of transmitting

face, and ca

horse-power

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210. Pulleys.

211. Foundations.

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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 shall be inspected and insured

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

Each

{The

S

boiler shall be provided with 213. Fittings

dome or drums dry pipe

the necessary lugs,

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.

Connections.

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.)

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216, Smoke Smoke connections of -- having an area, are to be made with the stack, and are to be provided with dampers and cleaning doors arranged as fol

217. Piping.

lows:

(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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