herring-bone strutting

cross bridging, diagonal bridging, herring-bone strutting

cross bridging
Diagonal bracing (in pairs) between adjacent floor joists to prevent the joists from twisting.
References in periodicals archive ?
The plywood ceiling, with its herring-bone strutting, reminiscent of early industrial sheds and festooned with acoustic panels and modern lighting, spans the space above frameless glass walls and modern equipment.