213
34
Brought forward
62
cwts.
41
yds. Sup.
96 ft.
Lin.
4 yds, Sup.
36
ft.
Lin.
No.
2
No.
I
Contractors to allow for transit, insurance and all expenses for erection complete in every way.
NOTE. The approximate gross dead weight of the two Lanterns is about 3 tons 10} cwt.
Approximate shipping specification volume about 117 c. ft.
Structural steelwork in beams supporting floors and pipes. Galvanized.
Cast iron open diamond pattern floor plates, 1" thick, galvanized. Allow for all fitting to corners, holing for valve spindles, etc.
Cast iron galvanized angle curb to take above, bedded on and bolted to walls.
Cast iron galvanized chequer plating for landings, §* thick.
Cast iron galvanized angle curb to take above, secured to channel beams.
Hinged Access Covers, 3' 0" X 1' 9", formed of 1" dia. bars at 21 centres, ends riveted into 1" × frame. All galvanized.
Do.
do.,
but 2′ 6′′ X 2′ 0′′,
Provide and fix 11" external dia. wrought iron steam tube double handrail, 3 feet high, to landing.
About 31 ft.double rail and II wrought iron solid standards with flanged bases for bolting to channel beams.
All galvanized.
Provide and fix W.I. guard chain and standards as per detail.
Length of chain
200 ft.
66
ft. Lin.
No.
2
Weight of chain
5 lbs. per yd.
T
40.
No. of standards
All galvanized.
In No. 3 galvanized W.I. ladders, 1'9" overall width, formed of 4"x3" side bars, with 1" dia. double rungs at IO" rise.
Ends to be built into wall or bolted to beams.
Teak doors and frames, with semi-circular heads, 8′9′′ high by 5'0" wide. Frames out of 4"X4" Doors hung in two parts, framed, and ledged in 24" thick timbers with 11 V-jointed, tongued and grooved filling. Frames to be fixed to walls with heavy galvanized wrought iron cramps 24" long about 2 ft. apart and ends of frames to have galvanized iron shoes with stubbs. Complete with heavy bronze butts, tower bolts, locks, keys, and furniture.
Carried forward
£
d.
No.
6
1
No.
3
No.
2
40 ft.
Lin,
35
Brought forward
Provide lights, 3'0" dia. similar to ship pattern port- holes, strongly constructed of a non-corrosive material and glazed with very heavy plate glass. The whole storm and waterproof.
The prime cost of the 6 Lights manufactured by Messrs. Carron Co., ★★★★★ delivered f.o.b. packed is £120. Contractors to allow for transit, insurance and all expenses for erection complete in every way.
NOTE. The approximate gross dead weight of the 6 Lights is about 15 cwt. Net weight 131 cwt.
Approximate shipping specification volume-2 cases, cach 4" x 44 x 24
Form dog-legged ventilating openings in wall, with 9"x3", brass hit and miss slide gratings.
Provide motor and pump for the Kowloon Valve Chamber, constructed by Messrs. Worthington. Simpson. Ltd. Prime cost, packed, f.o.b. £180.
Contractors to allow for all other additional expense as before.
Provide do, do. for the Victoria Valve Chamber, Prime Cost, packed, f.o.b. £200.
Allow for all other additional expenses as before. NOTE.-Approximate gross dead weight of two, complete with motors and all piping, about 2 tons. Approximate shipping specification volume about 180 c. ft.
Provide the sum of £100 for labour and materials in supplying internal lighting in each of the valve houses and guard lights if required, and for switch gear and wiring, etc., for the motors and cables and ducts connecting the apparatus in the valve houses with the nearest electric light mains of the Companies in the area.
Provide and place in position steel lattice girder gang- ways, flanges; 12"X" plate, and two 5"x4"x" angles; diagonals: 3"x3"x" angles, with cast iron galvanized plating footway as per detail drawing.
NOTE. Both gangways.
Approx. weight of steelwork
JI
C.I. plating..
12 tons
Iz tons
Provide and fix to gangways 168 ft. lin. 5 lbs. per yd. chain guard rail with 32 wrought iron standards, as per detail. Drawing No. 9-All galvanized.
Extra labour only in laying 24" dia. steel pipe between girders and supporting and bracing with 2"x2" x 1" angles. as shewn on Drawing No. 9.
Cut sea walls to erect the girders on padstones lay the 24" dia. pipes, make good, and build pipes and girder ends into bases of valve chambers.
Pipes to be supported on saddle padstones.
Carried forward
£
214
£9.
d.
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