Automatic snow removal at toll plazas at Indiana Toll Road is described; defrosting apparatus was incorporated in construction of pavement at toll plazas using steel piping grid system embedded 3 1/2-in. in pavement; operation is automatically controlled by thermostat; organization and equipment of turnpike snow removal fleet which services 157 mi of road.
Toll roads must be kept free of snow and ice
Pub Works
Public Works ; 88 , n 9
1957
Article (Journal)
English
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