Various shots at Lauzon shipyards showing ships under construction, parking lot, men quitting work. Low level shot of scaffolding, of travelling gantry, of men. CU of men fitting sling to a shackle. Symbolic shot of sling and shackle lifting end of beam in foreground, travelling crane in background. Shot of ship scaffold and travelling crane lifting large steel plate. MCSs of arc welders at work inside building. CU of arcs. Shots of crane swinging large plate away from camera.