Abbr. for building space requirements

Abbr. for British Standard Code of Practice

On drawings, abbr. for brazing

A style of modern architecture, primarily in the 1960s, emphasizing heavy, monumental, stark concrete forms and raw surfaces; may show

1. A carpet made of several colors of worsted yarn, fixed in backing of strong linen thread; the pile forms

An attachment with heavy-duty tines, which is fixed to the front of a tractor or other prime mover; used in