A thin designed ribbon of this thickness allows {HEAD ~ gradual smooth and discreet transition} from the surface of the girder to {TAIL ~ the waler} supported on the girder 
A thin designed ribbon of this thickness allows { HEAD ~ gradual smooth and discreet transition } from the surface of the girder to { TAIL ~ the waler } supported on the girder
OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH