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1. Piled broken stones used as a foundation or to stabilize an easily eroded bank or slope.
2. An assemblage of such broken stones.
tr.v. rip·rapped, rip·rap·ping, rip·raps
1. To construct a riprap in or on.
2. To strengthen with a riprap.

[Reduplication of rap.]



1. a quantity of broken stone for foundations, revetments of embankments, etc.
2. a foundation or wall of stones thrown together irregularly.
[1570–80; gradational reduplication of rap1]
References in periodicals archive ?
For additional details on the type of riprap, bedding stone and filter fabric refer to Attachment A attached hereto, Rip Rap Cross Section Detail.
These areas hold resident fish on and around the major features: docks, rip rap, edges and bottom structure.
Rip Rap is one method for containing erosion along the shoreline.
The X55 Cross/Over Dump trailer is ideal for hauling materials such as rip rap, clay, demolition and a multitude of other materials that current bottom dumps cannot haul.
Take the concept of an artificial reef, typically rock tailings, rip rap, and or concrete shapes that had no tourism value and fundamentally redesign the concept to create entire worlds underwater for tourism.
The work also includes the addition of rip rap to the dam.
Two products listed are UltraFlex[TM] Articulating Concrete Block Mats (alternatives to rip rap, gabions, structural concrete, grout mats and other durable hard-armor protection systems) and UltraLok[TM], described as hand-placed interlocking blocks for installation in areas where heavy equipment can't be used due to site constraints and access issues.
LIVINGSTON, Texas -- The repair to the upstream slope protection, or large rock surface called rip rap, on the northern face of Lake Livingston Dam is substantially complete, ahead of schedule.
PORTLAND CEMENT The Portland Cement used in sand-cement rip rap is to meet the applicable FDOT Road and Bridge Specifications as indicated in Sections 921 and 530-2.
Our quarry produces armor stone, rip rap and crushed rock products that can be loaded directly onto barges and delivered to hard-hit western coastal communities.
We make the complete range of materials from jetty stone and rip rap all the way down to manufactured sand," said Aidan Kilcoyne, plant manager.