Most common uses seem to be rock faces, as the plaster can be molded, then dyed, instead of painting, to look like rocks. Plaster impregnated cloth also makes for what is called "hard shell" scenery. It's just that, a hard shell.
A US Gypsum product used in model railroading for the base of hard shell scenery.
Foam bench work and roadbed, foam hard shell and resin/foam rock casting will be demonstrated. Painting foam scenery, modeling water, vegetation and final detailing will be covered. This clinic is two hours.
Hump Yard - Marshalling yard with artificial mound or hump over which cars are propelled and gravitate to correct siding and position in the yard. Hydrocal - A US Gypsum product used in model railroading for the base of hard shell scenery.
See also: Scenery, Train, Locomotive, Truck, Board
 
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