scaffolding, pontoons, derricks, forklifts, barges, girders, excavator, bulldozers, tugboats, dollies, kites, winch, trucks, falsework, cherry picker, trusses, piers, davits, scows, dragline, tractors, skyscrapers, pilings, machinery, towers, erectors, crossbeams, trestles, elevators, gantry, turbines, loaders, earthmover, rigs, pallets, conveyors, outriggers, windmills, beams, slabs, backhoe, caissons, masts, locomotives, bascule, erector, boats, propellers, balers, lorries, poles, welders, ladders, birds, hawser, ferris wheel, wharfs, herons, formwork, dredger, foremast, rebar, stanchions, carriages, ospreys, saws, construction, superstructure, steel, storks, flatbed, steelwork, tugs, fantails, grain elevator, rods, spools, drawbridges, capstan, bascule bridge, pulleys, hornbills, boxcars, workboat, canoes, oakum, blades, drydock, flatboats, tripods, treadle, windlass, trees, obelisks, trolleys, sheave, vessels, hardstand, graving dock, handsaws, cantilevering, ambulances, crane, winches, hoists, dredges, lathes, derrick, shovels, hammers, crushers, machines, spotlights

family gruidae, genus grus, gruidae, gruiformes, grus, order gruiformes