Through {TAIL ~ this guide tube} 32 the winch cable 20 is passed so as to draw {HEAD ~ the tendon} of strands into and through the appropriate ducts 30 
Through { TAIL ~ this guide tube } 32 the winch cable 20 is passed so as to draw { HEAD ~ the tendon } of strands into and through the appropriate ducts 30
OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH