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