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• • <br />Chapter 4-Site-Specific Industrial Storm Water B/?Ps <br />LJ <br />Advantages of Surface Roughening <br />• Provides a degree of instant erosion protection for bare soil while vegetative cover is being <br />established <br />• Is inexpensive and simple for short-term erosion control <br />Disadvantages of Surface Roughening <br />• Is of limited effectiveness in anything more than a gentle rain <br />• Is only temporary; if roughening or vegetative cover is washed away in a heavy storm or <br />the vegetation does not take hold, the surface will have to be re-roughened and new seed <br />laid <br />4-97