Rocks or other materials used to shore up an embankment, deter or prevent erosion, guide shipping, or serve as a temporary mooring
A layer of broken rock placed on a riverbank to prevent erosion, scouring or slumping
(1) Broken STONES used for REVETMENT, TOE protection for BLUFFS, or structures exposed to WAVE action, foundations, etc (2) Foundation of wall or STONES placed together irregularly (3) (SMP) A layer, facing or protective mound of STONES placed to prevent EROSION, scour or sloughing of a structure or EMBANKMENT; also the STONE so used
A pile of large, angular boulders built seaward of the shoreline to prevent erosion by waves or currents See also seawall
{i} pile of broken stones used for foundations (in water or on soft grounds) or embankment; foundation made of broken stones put together loosely; stone wall used as a barrier to break the force of waves; material or stones used for riprap
Large boulders, rocks, or clean concrete rubble used to protect a shore, wall, or bank of earth from the force of waves or erosion
Broken rock, cobbles, or boulders placed on earth surfaces, such as the face of a dam or the bank of a stream, for protection against the action of water
A light weight stone covering used to protect soil or surface bedrock from erosion by water or the elements
A facing layer (protective cover) of stones or other material placed to prevent erosion or the sloughing off of a structure or embankment