Related by context. Frequent words. (Click for all words.) 73 truss 72 steel beams 68 girders 67 joists 64 beams 64 steel girders 59 girder 58 wooden beams 57 pilings 55 scaffolding 54 timbers 54 welds 53 ductwork 53 arches 52 masonry 52 exterior walls 51 rebar 51 scaffold 51 cantilever 51 structural integrity 50 superstructure 50 bulkheads 50 footings 50 handrails 50 brickwork 50 retaining walls 50 fasteners 49 cupola 49 rivets 49 crane 49 precast concrete 49 bolts 48 sheetrock 48 structurally sound 48 cornice 48 reinforced concrete 48 welded 47 ceiling panels 47 stonework 47 roof 47 guardrails 47 railings 46 piers 46 roadbed 46 slats 46 concrete slab 46 lattice 46 weld 46 pontoons 46 handrail 46 concrete slabs 46 galvanized steel 45 paneling 45 sheet metal 45 steel 45 cladding 45 plywood 45 rafter 45 canopy 45 decking 45 structural 44 cranes 44 drywall 44 bulkhead 44 pulleys 44 solid rocket boosters 44 roofing 44 spindles 44 trellis 44 rods 43 slab 43 steeple 43 cantilevered 43 flooring 43 retaining wall 43 staircases 43 epoxy 43 canopies 43 scaffolds 42 pergola 42 pulley 42 structural engineer 42 gantry 42 fastener 42 rotor blades 42 wire mesh 42 roofing materials 42 winch 42 axles 42 fittings 42 concrete 42 wrought iron 42 ceiling tiles 42 tree trunk 42 abutment 42 pavers 41 Drywall 41 sheeting 41 planks 41 millwork 41 flange