roadbed Definition

ballasted, subgrade, roadway, culvert, viaduct, truss bridge, overpass, gravel, bailey bridge, pavement, railroad, asphalt, revetment, bridge, riprap, trackage, underpass, berm, drainage ditch, blacktop, walkway, bascule bridge, drainage, guardrail, causeway, subbase, trestle bridge, streambed, pilings, retaining wall, snowshed, caliche, millrace, trestles, abutments, macadam, falsework, sluiceway, piers, creek, caissons, trench, repaving, crossties, embankments, headrace, parkway, waterlines, throughway, riverbed, swale, tarmacadam, bulkhead, bayonne bridge, gulch, ruts, creek bed, crossbeams, seawall, footings, overcrossing, levee, bridgework, subfloor, boulders, frost heave, understructure, flume, bottomland, diking, girders, marl, silt, reservior, posthole, cartway, roadwork, cofferdam, oxbow, spalling, muskeg, chuckholes, brickwork, sediment, permanent way, coulee, hardpan, sinkhole, grouting, spillway, trusses, centerlines, pavers, guideway, laths, kerbing, trackway, rockslide, overpasses, earthwork,