. Electric railway journal . of the hole. A little hand finish is always re-quired for blasted holes. This usually requires fromtwo to six minutes of work. Good blasting does notinjure the sides of the holes to such an extent as tointerfere with good tamping. The explosives used in the work as cited above arelow freezing extra, 40 per cent or stronger, dynamitefor cold weather. This can also be used in warmweather, but as the straight dynamites are more sensi-tive and quicker in their action they are frequentlyfound more satisfactory in warm weather. Sealed Fuse Cabinet GuaranteesSupply BY H.
. Electric railway journal . of the hole. A little hand finish is always re-quired for blasted holes. This usually requires fromtwo to six minutes of work. Good blasting does notinjure the sides of the holes to such an extent as tointerfere with good tamping. The explosives used in the work as cited above arelow freezing extra, 40 per cent or stronger, dynamitefor cold weather. This can also be used in warmweather, but as the straight dynamites are more sensi-tive and quicker in their action they are frequentlyfound more satisfactory in warm weather. Sealed Fuse Cabinet GuaranteesSupply BY H. A. MULLETT Superintendent of Rolling Stock Milwaukee Electric Railway &Light Company, Milwaukee, Wis. Occasionally delays in service may be attributed tothe fact that an insufficient quantity of fuses for re-placements have not been made a part of a cars equip-ment. In order to obviate any possibility of delays be-ing charged to this account, the mechanical departmentof the Milwaukee Electric Railway & Light Company,. SEALED FUSE CABINET ON MILWAUKEE ELECTRIC RAILWAY CARS 30 ELECTRIC RAILWAY JOURNAL [Vol. XLVIII, No. 1 Milwaukee, Wis., has installed suitable sealed fusecabinets in all of its cars. Experience has demonstratedthat this method of carrying the fuses guarantees thatthe standard quantity will be carried on all cars. Each car is provided wih a small compartment overthe center sash of the vestibule, which is locked with ameter seal. In case a fuse blows in service, the motor-man breaks the seal and uses the fuse required. As heis not able to reseal the box the fact that the seal isbroken is a notification to the repair force that thefull quota of fuses is probably not in the cabinet. Inthat case it is the inspectors duty to check all the fusesand supply the proper number, after which the cabinetis again sealed. This method of handling fuses notonly insures the presence of the proper quantity, buteliminates all delays to service which might be attributedto the fact that
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