. The Street railway journal . y below the line of allows the wheels to run on the flanges, while the car de-pends mainly for guidance on the inner wheels. The diam-eter of the wheel, through the flanges, has such a relation tothe diameter at the tread, that by the running of the outerwheels on the flanges, the axles naturally describe a curveof 35-m radius. It was feared at first that the use of shallow rails atcurves would cause the cars to jump the rails, but no suchcase is on record in Hamburg, where the traffic is veryheavy, although the wheel flanges are 14 mm in company conten
. The Street railway journal . y below the line of allows the wheels to run on the flanges, while the car de-pends mainly for guidance on the inner wheels. The diam-eter of the wheel, through the flanges, has such a relation tothe diameter at the tread, that by the running of the outerwheels on the flanges, the axles naturally describe a curveof 35-m radius. It was feared at first that the use of shallow rails atcurves would cause the cars to jump the rails, but no suchcase is on record in Hamburg, where the traffic is veryheavy, although the wheel flanges are 14 mm in company contends that owing to the binding effectof the ordinary grooved rail, and the unavoidable slightvariations in gage, which are bound to occur in tracks laidin paved streets, the attempt to use a deep groove on bothoutside and inside rail is far less safe than to employ oneguiding groove, because there can be no such binding ofthe wheel flanges. There is also no screeching aroundcurves, and in consequence it has been found not neces-. STANDARD TRACK CONSTRUCTION IN PAVED STREETS ON CONCRETE FOUNDATION
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectstreetr, bookyear1884
