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ped. The expense also is no slight consideration, for if laid along with the water-pipes, each firecock, if properly laid, and the pit built round with cement, will cost eight or ten times as much as a plug. London is, upon the whole (except in the warehouse districts), fairly supplied with water for the average description of fires, that is, where not more than five or six engines are required. When, however, it is necessary to work ten or twelve engines, there is very often a deficiency. In many of the warehouse districts the supply is very limited indeed, although it is there that the largest fires take place. The water companies are generally willing to give any quantity of water, but they object to lay down large mains without any prospect of remuneration. The warehouse keepers decline to be at the expense of laying the pipes, and there the matter seems to rest. In most other places of importance, the water is under the management of the civic authorities, and they, of course, endeavour to obtain a good supply of water at fires in warehouse as well as in other districts. In supplying fire-engines with water from firecocks, one or more lengths of hose are screwed on the firecock; the extreme end being put into the engine, the firecock is then opened and the water rushes in. When the water-pipes are large and the pressure considerable, two or even three engines may be supplied from the same firecock. If the firecocks are all at too great a distance from the place on fire, to be reached by the supply of hose brought with the engine, the next resource is, to open the nearest firecock above the level of the place where the water is required. By covering the eyes of drains, and stopping up any cross-water channels, the water may in this manner be conveyed along the street, from a very considerable distance. From the nature of the ground it does not always happen that the water will run directly from the nearest firecock, to the spot where it is required; acclivities, buildings, and many other causes, may prevent this; but in some of these cases a few lengths of the hose, attached to the firecock, may convey the water to a channel which will conduct it to the required point. Upon the arrival of the water, it ought to be dammed up, and the engine will lift it by suction out of the pool so formed. If, however, from the nature of the ground, from the want of hose, or from other causes, it is found impracticable to
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