Assertion: siding's rail | /r/HasProperty | cwr
Facets:
Source sentences:
text: For more modern usage, particularly where higher speeds are required, the lengths of rail may be welded together to form continuous welded rail (CWR).
text: Most modern railways use continuous welded rail (CWR), sometimes referred to as ribbon rails.
text: They are placed between very long sections of continuous welded rail (CWR) or at the transition between CWR and jointed track, and commonly in the vicinity of bridges and viaducts where the infrastructure and track may expand at different rates.
text: Meanwhile, the route network was upgraded to continuous welded rail (CWR) and old mechanical signalling was replaced by electronic signalling.