Related by context. Frequent words. (Click for all words.) 73 trusses 65 girder 60 girders 56 steel beams 54 steel girders 54 cupola 53 beams 53 solid rocket boosters 51 joists 51 crane 51 gantry 50 scaffold 49 handrail 49 cantilever 48 robotic arm 48 payload bay 48 bolts 48 superstructure 48 solar arrays 47 scaffolding 47 fasteners 47 Dextre 47 connector 46 Kibo 46 flange 46 shuttle robotic arm 46 nacelle 46 spacewalkers 45 bulkhead 45 spacewalks 45 gable 45 flanges 45 fastener 45 pulley 45 pilings 45 spacewalk 44 welded 44 coupler 44 connectors 44 handrails 44 cantilevered 43 tubular 43 welds 43 weld 43 aft 43 Ares IX 42 telescoping 42 slats 42 roof 42 cylindrical 42 cornice 42 modular 42 abutments 42 shaft 42 precast 42 beam 42 wooden beams 42 conveyor 42 axle 42 abutment 42 protrusion 42 fastening 42 rod 42 ductwork 41 pulleys 41 orbiting outpost 41 straps 41 stanchions 41 orbiter 41 precast concrete 41 winch 41 orbital outpost 41 backplane 41 ceiling panels 41 rocket booster 41 sheetrock 41 sheet metal 41 spacewalking astronauts 41 arches 41 conveyors 41 pontoons 41 gusset plates 40 baseboard 40 pallet 40 module 40 galvanized steel 40 paneling 40 canopy 40 spindles 40 winches 40 rear axle 40 trellis 40 antenna 40 axles 40 telescopic 40 cabling 40 wiring 40 steering column 40 sheathing 40 guardrails 40 rivets