Riprap

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riprap

[′rip‚rap]
(civil engineering)
A foundation or revetment in water or on soft ground made of irregularly placed stones or pieces of boulders; used chiefly for river and harbor work, for roadway filling, and on embankments.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.

Riprap

Irregularly broken and random-sized large pieces of quarry rock used for foundations; a foundation or parapet of stones thrown together without any attempt at regular structural arrangements.
Illustrated Dictionary of Architecture Copyright © 2012, 2002, 1998 by The McGraw-Hill Companies, Inc. All rights reserved

riprap

1. Irregularly broken and random-sized large pieces of quarry rock; individual stones ranging from very large (2 to 3 cu yd, approx. 1.5 to 2.3 cu m) to small (1/2 cu ft, approx. 0.014 cu m); used for foundations and revetments.
2. A foundation or parapet of stones thrown together without any attempt at regular structural arrangement.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.
References in periodicals archive ?
Riprapping. Concrete pieces are placed in wall formations where erosion occurs.
Before the riprapping process begins utility locates are called in (one call), team members are briefed on safety, and videos are shown on back injuries, chainsaw operation, and chipper safety.
A five-year plan has been implemented on riprapping that is updated annually.