1) Building support 2) Bunch of angry grouse
Found on
https://www.crosswordclues.com/clue/cross-brace
A Cross brace is the cross-beam connecting between arches that is meant to add rigidity to the construction of mining tunnels. It is often tubular, having a diameter (generally made of lengths of pipes), and modified on the ends with clips or apertures for screw fastening; it serves as a stiffening element for the stability of a design. This brace...
Found on
http://en.wikipedia.org/wiki/Cross_brace
No exact match found.
