The Diamond Boring Company have just completed with these drills the junction lengths of bottom heading of the Queensbury Tunnel for the Great Northern Railway Company, near Bradford, and for which Mr Fraser is engineer; the ground was rocky shale and good for progress; an actual rate of 28 yards per week was reached, and during the last month, previous to the heading being holed, a total of 105⅓ yards was driven. A long campaign in the late 1980s and early 90s, resulted in the reopening of the line in 1992 as far as Maesteg by British Rail and Mid Glamorgan County Council. Maesteg (Ewenny Road) railway station is one of two railway stations that serve the town of Maesteg in Wales.It is located adjacent to the Ewenny Road Industrial Estate to the south of Maesteg on the Maesteg Line from Cardiff via Bridgend.The other station, which is the terminus of the Maesteg Line, is named Maesteg.. History Port Talbot - Maesteg - Pontyrhyll: Closed : Another tunnel of over 1,000 yards for the Great Western network would theroretically bring the total up to 30, if anyone feels like digging one. It may be that the large fault is the one near the south end, in which case the black band ought to have come in again. The mountain rising very rapidly at each end, no assistance could be obtained from shafts, and the tunnel has been entirely driven from the two ends. Period 19th Century, Post Medieval. The boring of all the holes takes about four hours as a general rule. Railway No. Railway No.7 commences by a junction with Railway No.6 near the northern end of the tunnel, and runs up the Avon Valley to Blaenavon. Opened on the Llynvi Valley Extension (Llynvi and Ogmore Railway). Top headings had, of course, to be driven sufficiently in advance to draw the bars. The down platform was extended to 897 feet (273 m), with the west end … On the 21st April 1876, a very lamentable accident occurred at the north end, in which 13 lives were lost by an explosion of dynamite, in a manhole 176 yards from the tunnel mouth, and where the charges were being prepared. The drills have only been used in the advanced heading, but the writer ventures to think that the time is not far distant when the whole of mining work in driving tunnels through hard ground will be accomplished by machine drilling, especially in cases where the tunnel is taken out full size in one face, although improvements are probably more to be looked for at present in the appliances attending the drills, and in the detailed management of the work, rather than in the drills themselves. The black band passed through near the south end is supposed to be the "Middle Black Band.". Stationboard Live Train Times The north end was commenced in April 1875, and the south end in August 1875, and a junction perfect to lines and levels was effected on 29th May 1877, 957 yards having been driven from the north end, and 637 yards from the south end. History. It serves the town of Caldicot in Monmouthshire, Wales.It is located between Chepstow and the city of Newport on the Gloucester line; the line to Bristol via the Severn Tunnel runs just to the north but there are no platforms here; however, Severn Tunnel Junction station is within walking … Holes can be put in in any direction, and, as a matter of fact, hand holes are never needed. A set of four of the Beaumont drills are capable of putting in 16 to 20 holes 3 feet 6 inches deep in hard rock in three hours, and of keeping this average up. It will be observed from the plan that the new lines will form an outlet for new and very important coal fields, and this outlet becomes the more valuable by the amalgamation of the Llynvi with the Great Western system, and by the conversion of the South Wales Railway into narrow gauge. One would be led to identify it with the disturbance passed through about the middle of the tunnel, by the very broken nature of the ground on the mountain above it, but the rock on each side of this disturbance would appear to indicate that it is not a very large fault in this immediate locality. The south end has been driven entirely by hand labour, and the north end chiefly by machine drills. A long campaign in the late 1980s and early 90s, resulted in the reopening of the line in 1992 as far as Maesteg by British Rail and Mid Glamorgan County Council. In softer ground the advantage of machine drilling of course decreases; the speed of machine drilling as compared with hand labour would be about as 3 to 1. 1; 2 » or slideshow. The tunnel, being dug through Caerau Mountain, was to link the Llynfi & Ogmore Railway with the neighbouring Afan Valley. Following World War II the Government again imposed a restructuring process on the railways of Great Britain: they were taken into national ownership under British Railways.
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