. American engineer and railroad journal . Morgantown ; itwill connect with the road already in operation between thatpoint and Fairmont, where it meets the Main Line of the Balti-more & Ohio. The present distance from Pittsburgh to Cum-berland is 150 miles, but by the building of the State Line routeit is only 126 miles as surveyed. The engmeer does not thinkthat passenger traffic will decrease on the picturesque Balti-more & Ohio in Winter, but when the new road is in full oper-ation, summer excursionists will prefer it to the old one onaccount of the vast number of camping clubs which visit
. American engineer and railroad journal . Morgantown ; itwill connect with the road already in operation between thatpoint and Fairmont, where it meets the Main Line of the Balti-more & Ohio. The present distance from Pittsburgh to Cum-berland is 150 miles, but by the building of the State Line routeit is only 126 miles as surveyed. The engmeer does not thinkthat passenger traffic will decrease on the picturesque Balti-more & Ohio in Winter, but when the new road is in full oper-ation, summer excursionists will prefer it to the old one onaccount of the vast number of camping clubs which visit thebanks of the Cheat River. Several hundred go up there everysummer. As a freight thoroughfare the State Line will bepreferable on account of the difference in distance to Cumber-land, while it will give the Baltimore & Ohio double facilitiesto expedite matters in that direction. The Norton Compound Jack. The cuts herewith show a new form of jack, which combinesthe use of the lever and screw, and has several points of excel-. NORTON COMPOUND JACK. Fig. 3- lence for use on railroads and elsewheie. Fig. i is a sectionalview ; fig. 2 shows a jack with additional lifting hook ; fig. 3shows a jack made especially for the use of car inspectors. Figs. 2 and 3 are on a smaller scale than fig. i. - These jacks are screw-jacks operated with a ratchet leverhaving the up-and-down or pump-handle motion, which is foundvery convenient in the hydraulic jack. They have a patent Vol. LXVI, No. 6.] ENGINEERING JOURNAL. 287 safety stop motion, preventing injury to jack or load by running the screw out of ilie nut. They are provided with a ballbearing, shown in lig. i, which reduces the friction very muchand prevents seizing, cutting and grinding. The screw is com-pletely covered in, thus preventing corrosion, to which thescrew of an ordinary jack is peculiarly subject, as those whohave occasion to use such an appliance know very well. The lifting hook shown in fig. 2 is a very convenient attachm
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Keywords: ., bookcentury1800, bookdecade1890, booksubjectrailroadengineering
