the cable fasteners are all preferably made of a durable non corrosive metal such as stainless steel preferred dimensions are set forth below although it will be appreciated that the dimensions are representative only and therefore may be varied as suitable for the intended application tarp 100 is made of seven tarp panels 102 each of tarp panels 102 being about 6 ft wide and 100 ft long the overlapped fabric in seams 104 and chain pockets 108 reduces the overall size of tarp 100 to about 40 ft wide and 100 ft long tarp 100 may be made of any number of tarp panels 102 of varying sizes so as to create any finished size desired the preferred size of side chains 110 is a standard u215c in chain cut to about 100 ft long so the chain runs the full length of tarp 100 the preferred size of ballast cables 200 is u215e in diameter cable cut to a length of about 39 ft long preferably cable pockets 114 are located at 10 ft intervals along the length of tarp 100 cable pockets 114 may be spaced closer or farther apart depending on the conditions in which tarp 100 is to be used furthermore while not required cable pockets 114 may be included proximate the ends of tarp 100 the preferred width of reinforcement straps 106.