Revetments are sloping structures built on embankments or shorelines, along the base of cliffs, or in front of sea walls to absorb and dissipate the energy of waves in order to reduce coastal erosion. ... They reduce the erosive power of waves by dissipating their energy as they reach the shore.

How do rock revetments work?

Large boulders interlocked together to form rock revetments can be used to control erosion by armouring the beach face and dissipating wave energy. ... Rock Armour works by absorbing and deflecting the impact of waves before they reach the beach or defended structure.

What are the advantages of revetments?

Rock Revetment Advantages & Disadvantages

Absorb wave energy. Effective for generations. Protects the Great Lakes' sand-bars and beaches from long-term damage. Assures natural beaches will re-form when water levels drop again.