The restraint assembly 2 wherein the roof arch components have outwardly extending flanges and {HEAD ~ the flanges} of the components are mated to define {TAIL ~ a cavity} between the components 
are mated to define
The restraint assembly 2 wherein the roof arch components have outwardly extending flanges and { HEAD ~ the flanges } of the components are mated to define { TAIL ~ a cavity } between the components
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH REL REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH