run-of-bank gravel[¦rən əv ′baŋk ‚grav·əl]
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
bank-run gravel, bank gravel, run-of-bank gravel
Aggregate taken directly from natural deposits; contains both large and small stones.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.