. Electric railway journal . the Springfield(Mass.) Street Railway, it became necessary to mounta 20-hp. motor on the ceiling for group drive service. The ceiling is supported byreinforced-concrete beamsspaced too far apart for theuse of an ordinary pair ofbase planks, and it was un-desirable to cut down thelight supply from the win-dow shown at the left inthe illustration by runningany supporting structure infront of it. The situationwas met by supporting themotor on two short planksattached at one end to oneof the roof beams and atmotor mounted on ceil- the other to an inexpensiveing in subs
. Electric railway journal . the Springfield(Mass.) Street Railway, it became necessary to mounta 20-hp. motor on the ceiling for group drive service. The ceiling is supported byreinforced-concrete beamsspaced too far apart for theuse of an ordinary pair ofbase planks, and it was un-desirable to cut down thelight supply from the win-dow shown at the left inthe illustration by runningany supporting structure infront of it. The situationwas met by supporting themotor on two short planksattached at one end to oneof the roof beams and atmotor mounted on ceil- the other to an inexpensiveing in substantial way but stout wooden cradle bolted into the ceiling andseated into the shop outer wall. This left the space infront of the window clear except for the driving beltand enhanced the range of the sprinkler service byeliminating the extension obstruction which at firstseemed the only solution of the problem. The motormounted in this way is operating in a satisfactory man-ner, no trouble from vibration being Time Studies Made in DiggingPole Holes Costs Obtained on Poles Dug in Clay, Sand, Rock andOther Kinds of Subsurface Conditions BY ALLAN C. HASKELL Principal Assistant Engineer Construction Service Company,New York City Several interesting and instructive figures havebeen obtained from a series of time studies made by thewriter on a job of digging eighty-six pole holes. Thework was done in New England where a cross-countryline was being constructed and where a variety of soilconditions was encountered. The class of labor em-ployed was exceptionally high, five of the eight men ob-served being natives of New England, two being bornin America of Irish parents and the eighth a French-Canadian. All had worked as groundmen for a consid-erable time and were thoroughly familiar with the meth-ods employed. The specifications called for holes ft. deep and 2ft. in diameter, which were to receive 30 ft. cedar each hole was completed, however, it was careful
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