. Revised and enlarged ed. of the science of railways . f Truck ofAmerican Standard Freight Car. first to be considered, are the wheels of the , it is apparent, must be stable and notlikely to prove defective with wear and broken wheel is, of all calamities, one to beespecially dreaded. Next, the body of the carmust be looked after, and here it is apparentgreat care must be exercised, first, in construct-ing and afterward in maintaining. Not onlymust a car be strongly built, but constant caremust be exercised afterward to maintain its LOCOMOTIVES AXD CARS. 179 streugth by neede
. Revised and enlarged ed. of the science of railways . f Truck ofAmerican Standard Freight Car. first to be considered, are the wheels of the , it is apparent, must be stable and notlikely to prove defective with wear and broken wheel is, of all calamities, one to beespecially dreaded. Next, the body of the carmust be looked after, and here it is apparentgreat care must be exercised, first, in construct-ing and afterward in maintaining. Not onlymust a car be strongly built, but constant caremust be exercised afterward to maintain its LOCOMOTIVES AXD CARS. 179 streugth by needed repairs and renewals. For itwill often fall out that the lives of the occupantsof a car or train will depend upon the parts ofthe car, including the woodwork, being strongand sound, and the whole carefully cemented andbound together. Only vehicles thus constructedand maintained are able to withstand the roughusage to which they are, or may at any moment,be subjected. In later years the sills of the carsmaking up a train have been made to coincide to. Section showing Body and Truck Bolsters of American StandardFreight Cur Truck. each other, thus forming practically one tiar inthe resistance offered in cases of collision. Thetelescoping of cars at one time a thing of fre-quent occurrence, is thus happily prevented orminimized. While every part of a car is important and thesafety of the train dependent upon the discoveryand correction, in time, of defects in vehicle orfixtures, the things that go to make up the dif-ference between efficiency and inefficiency are 180 RAILWAY EQUIPMENT. relative here as in other branches of the the safety of the car has been assured, thebuilder, according to his tastes and the price hegets for his work, gives his attention to minordetails, among others, those intended simply toadd to the comfort of passengers. These are
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