The Surveyor and municipal engineer . Cuu^., EAai (February, ISO). 730 THE SURVEYOR AND MUNICIPAL [ 9, 189S. cast-iron trumpet or bell-mouthed inlets to facilitate the en-trance of the water. At the proper time these castings willbe removed, and tlie face plate to which they are attachedwill then become the seating of a steel caisson, which willbe lowered into its place by means of gnides previously fixedand drawn home so as to form a watertight junction by boltsinside. These doors, or caissons, are competent to bear the. Caetihix S,i! i>\ S
The Surveyor and municipal engineer . Cuu^., EAai (February, ISO). 730 THE SURVEYOR AND MUNICIPAL [ 9, 189S. cast-iron trumpet or bell-mouthed inlets to facilitate the en-trance of the water. At the proper time these castings willbe removed, and tlie face plate to which they are attachedwill then become the seating of a steel caisson, which willbe lowered into its place by means of gnides previously fixedand drawn home so as to form a watertight junction by boltsinside. These doors, or caissons, are competent to bear the. Caetihix S,i! i>\ Stream Crossing, Looking Wem-(February, 1897). pressure due to a fall reservoir—viz., about 5G0 tons—andunder their protection the pipes, with their valves, will be laidin the culverts for conveying the compensation water to themeasuring chambers outside. Afterwards each of the caissonswill be reinforced by a mass of concrete and brickwork insidethe culvert, so that there may be no risk of the perfect andpermanent soundness and watertiglitness of tlie stop. In connection with the measuring apparatus there will beself-recording gauges and testing cliambers, and turbines,driven by the compensation water, actuating accumulatorpumps for working tlie hydraulic valves and dynamos forelectric lighting. With a full reservoir the passing of the27,000,000 gallons a day of compensation water will giveabout 650 horse-power gross. When the reservoir is full thewater will overflow the wliole 600 ft. length of the wall; un-iinpeded in any way, at the time of aliigh flood the
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Keywords: ., bookcentury1800, bookdecade1890, booksubjectgreatbritain, bookyea
