Related by context. Frequent words. (Click for all words.) 73 gusset plates 62 gussets 53 trusses 52 steel beams 51 girders 50 Interstate #W bridge 49 #W bridge 49 girder 48 steel truss 47 Rosenker 46 welds 46 truss 45 fatigue cracks 45 steel girders 45 Chairman Mark Rosenker 45 delamination 45 steel reinforcement 44 #W bridge collapse 44 bulkhead 44 cantilever 44 NTSB 44 abutment 43 cofferdam 43 vertebral 43 microtubule 43 flange 43 connector 43 substructure 43 MnDOT 42 corrosion 42 weld 42 structural integrity 42 fuselage 42 deformation 42 rotor blade 42 handrail 42 Interstate #W 42 roadbed 41 Dittemore 41 beams 41 floor joists 41 rivets 41 floodwalls 41 roof trusses 41 annulus 41 Big Dig tunnel 41 ceiling panels 41 transverse 41 sidewall 40 pilings 40 superstructure 40 microtubules 40 coupler 40 axon 40 abutments 40 turbine blades 40 connector tunnel 40 foam insulation 40 viaduct 40 epoxy 40 heat shield 40 bridge 39 joists 39 steelwork 39 overpass 39 scaffold 39 bulkheads 39 Rapetti 39 cantilevers 39 dike 39 cytoskeleton 39 Modern Continental 39 axons 39 subfloor 39 concrete slabs 39 rudder 39 helix 39 thermal tiles 39 flanges 39 lattice 38 retaining wall 38 Transportation Safety 38 Tacoma Narrows Bridge 38 bushing 38 Earth crust 38 Pitots 38 rupture 38 HNTB 38 workpiece 38 crane 38 landing gear 38 centralizers 38 protrusion 38 concrete slab 37 fireproofing 37 fibrils 37 footings 37 insulating foam 37 rear axle 37 blowout preventer 37 tail rotor