Laserfiche WebLink
FIGURE 5 <br /> er 2008 <br /> ROCK BARRIERS <br /> e 555 <br /> iM <br /> a <br /> ROCK BARRIER COMMON ASSOCIATED PRACTICES <br /> A rock barrier is a retaining wall constructed of Rock Barrier is commonly used in a Conservation <br /> rock across the slope to form and support a bench Management System with other conservation <br /> terrace on sloping land. practices such as: <br /> PRACTICE INFORMATION <br /> • Conservation Crop Rotation(328)Rock barriers are applicable to sloping land Residue Management(344) <br /> suitable for cultivation where the soil depth is • Grassed Waterway(412)and other stable <br /> adequate for benching.The slopes can be as much outlets <br /> as 50 percent,which means each 100 feet across • Underground Outlet(620) <br /> the slope would have an elevation difference of <br /> approximately 50 feet.Therefore,this practice can For further information,refer to the practice <br /> provide acceptable stability on very steep standard in the local Field Office Technical Guide <br /> cultivated soils. and associated practice specifications and job <br /> sheets. <br /> The purpose of a rock barrier is to stabilize steeply <br /> sloping land to allow cultivation with an <br /> acceptable level of erosion.In addition to erosion <br /> control,the practice provides improved water use <br /> efficiency and other favorable hydrologic effects. <br /> Rock barriers require careful design,layout,and <br /> construction. <br /> The following page identifies the effects expected to occur when this practice is applied.These effects are subjective <br /> and somewhat dependent on variables such as climate,terrain,soil,etc.All appropriate local,State,Tribal,and Federal <br /> permits and approvals are the responsibility of the landowner and are presumed to have been obtained.Users are <br /> cautioned that these effects are estimates that may or may not apply to a specific site. <br />