. Railway mechanical engineer . —+. Details of the Hatch Plug exposed. It is considered i)00r practice to ^-niploy insulatingmaterial, then pierce it with metal heat conductors. Leakyjoints, especially along the edges of the floor and ceilingas well as around the hatch plug, door and door post havebeen guarded against, as may be seen in the illustrations. The bulkhead, which is insulated \vith two layers of ^{. felt, is framed of oak and secured to the floor and ceilingto resist shifting of the lading. The ice bunker is the wire basket type with a .S-in. airspace on all sides. This all
. Railway mechanical engineer . —+. Details of the Hatch Plug exposed. It is considered i)00r practice to ^-niploy insulatingmaterial, then pierce it with metal heat conductors. Leakyjoints, especially along the edges of the floor and ceilingas well as around the hatch plug, door and door post havebeen guarded against, as may be seen in the illustrations. The bulkhead, which is insulated \vith two layers of ^{. felt, is framed of oak and secured to the floor and ceilingto resist shifting of the lading. The ice bunker is the wire basket type with a .S-in. airspace on all sides. This allows ample contact between theair and ice and gives an unrestricted passage for the cir-culating air. The ice grate is built ui> of oak bars IjoJtedtogether. Three sections are provided for each bunker andthey rest kxjsely on the grate bearers, rendering cleaning ofthe drip or renewing the grates an easy matter. While most of these cars are being equipped with theusual type of floor racks made in eight sections five inchesh
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectrailroadengineering
