walings

The ends of the ribs were held from closing in by 6×6-in. walings, one on each side, lag-bolted through the lining to the timbering.

Concrete Construction Methods and Costs Halbert Powers Gillette

The walings split, and the cross-braces cut into the waling pieces from 1 to 2 in.; in other words, the pressure seemed to be almost irresistible.

Pressure, Resistance, and Stability of Earth American Society of Civil Engineers: Transactions, Paper No. 1174, Volume LXX, December 1910 J. C. Meem