The Chesapeake & Ohio traverses the southern part of the state, from White Sulphur Springs in the east, through Charleston to the Ohio, serving the New and Kanawha rivers coal district as a freight carrier; the Norfolk & Western runs just within the south-western boundary along the valley of the Big Sandy, carrying coal both east and west from the Pocahontas coal-field; and the new Virginian railway entering at the south-east taps the coal-producing region (the Kanawha and Pocahontas districts) at Deepwater, serving in addition to the Norfolk & Western as a carrier of coal to Norfolk on the Virginia coast.
Taps to baths and lavatories should be connected to the main services by a flow and return pipe so that hot water is constantly flowing past the tap, thus enabling hot water to be obtained immediately.
Other webspinning spiders (Tegenaria) have somewhat similar habits; and the male of the park-web spider (Atypus), one of the Mygalomorphae, taps the walls of the tubular web of the female before daring to bite a hole in it and descend into her burrow.
Even pure waters, however, such as that of Loch Katrine (which forms the Glasgow supply), act so slowly, at least on such lead pipes as have already been in use for some time, that there is no danger in using short lead service pipes even for them, if the taps are being constantly used.
Mile of Warsaw in 1828, who termed it a "hydrostatic air-pump without cylinders, taps, lids or stoppers," this is attained by using, both for the inlet and the outlet, vertical capillary glass tubes, soldered, the former to somewhere near the bottom, the latter to the top of the vessel.
If the scale is only slightly out of the perpendicular, a few taps of the hammer will modify any trifling error."
And hence, if the number of its teeth be 80, the number of taps imparted to the card every second will amount to 44X80 or 3520.
The highest points of the pipes are fitted with small taps, for the removal of air, which would retard circulation if allowed to remain.
He then pours or taps the molten charge from the furnace into a large clay-lined casting ladle, giving it the final additions of manganese, usually with carbon and often with silicon, needed to give it exactly the desired composition.
The karez is a system of underground channelling which usually taps a sub-surface water supply at the foot of some of the many rugged and apparently waterless hills which cover the face of the country.
Out of his war experiences came in 1866 his Drum Taps, subsequently incorporated into the main volume.
A southward extension taps the Southern Pacific at El Paso, Texas, and Deming, New Mexico, and there are numerous shorter branches.
The province is intersected by a railway running from St Petersburg to Reval, with branches from the latter city westwards to Baltic Port and southwards into Livonia, and from Taps south to Yuryev (Dorpat).
The old aqueduct, which was constructed in the 17th century by Carnignano and Criminelli and taps the Isclero at Sant' Agata dei Goti, is still available to a certain extent, but its water was never very wholesome, and as it was not laid on to houses but only supplied fountains and house cisterns which have since been filled up, no account need be taken of it.
Within the 19th century, however, cast iron became general in the case of large towns; but following the precedent inseparable from the use of weaker conduits, the water was still delivered under very low pressure, rarely more than sufficient to supply taps or tanks near the level of the ground, and generally for only a short period out of each twenty-four hours.