piers, bulkheads, crossbeams, riprap, seawall, pontoons, trusses, roadbed, caissons, falsework, girders, revetment, breakwaters, retaining wall, abutments, cofferdam, footings, trestles, superstructure, eelgrass, coquina, reinforced concrete, drawbridge, shipworms, timbers, docks, culvert, berm, reef, soffits, trestle bridge, seaward, causeway, mooring, hawsers, joists, sandbars, graving dock, wharf, jetties, davits, sheetrock, levees, hulls, barge, waterline, understructure, shoreline, subfloor, grapnel, sediment, brickwork, stanchions, halyards, truss bridge, batture, forebay, concrete, scaffolding, dowels, laths, hatteras island, crane, marsh, gunnel, streambed, groyne, groins, subbase, cinder block, pylons, bascule bridge, sluiceway, inlet, transite, substructure, masonry, boardwalk, beams, foremast, railings, dredge, clapboards, guardrail, riverbank, outriggers, dune, dike, bridge, landward, embankments, skeg, slab, bayonne bridge, cultch, shoal, cantilever, chainlink fence, overpass, viaduct, boulders, grouting, piles, planks, trunks, wooden, logs, columns, rafters, uprights, fences, pillars, trestle, benches, boles