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z�x �i� / � Page of <br /> OPERA110N AND MAINTENANCE PLAN <br /> STRUCTURE FOR WATER CONTROL <br /> COOPERATOR Cy /it/ L • DATE /t/O lIZ^1 862 200 <br /> ADDRESS !71. ? 5' C7 /� S/p Z �G 32 9 8 <br /> PRACTICE LOCATION - SEC T 3t -S R FIELD NOJ. Z ZS'w <br /> 3 '7 r <br /> GENERAL <br /> A properly operated and maintained structure for water control is an asset to your farm . This <br /> structure was designed and installed to safely convey water at condition that will prevent erosion. <br /> The estimated life span of this system is at least S' years. The life of this system can be <br /> assured and usually increased by developing and carrying out a good operation and maintenance <br /> program. <br /> This practice will require you to perform periodic operation and maintenance to maintain <br /> satisfactory performance. Here are some recommendations to help you develop a good operation <br /> and maintenance program. <br /> GENERAL RECOMMENDATIONS <br /> • All fences, railings, and/or warning signs shall be maintained to provide warning and/or <br /> prevent unauthorized human or livestock entry . <br /> • Maintain vigorous growth of desirable vegetative coverings . This includes reseeding, <br /> fertilization, and controlled application of herbicides when necessary . Periodic mowing may <br /> also be needed to control height. <br /> • Remove any debris that may accumulate on or in the immediate area of the structure. <br /> • Make sure that all structural drains are functional . <br /> • Determine and eliminate causes of settlement or cracks in the earthen sections and repair <br /> damage. <br /> • Repair spalls , cracks and weathered areas in concrete surfaces . <br /> • Repair or replace rusted or damaged metal and paint. <br /> • Check all valves, gates and other appurtenances for proper functioning. If worn or damaged , <br /> repair or replace following the manufacturer's recommendations. <br /> • c rprap o7cumtractedwgrade. C . c, . .V <br /> • Check all timber or lumber sections for decay and other damage, especially sections in <br /> contact with earth or other materials . Repair damaged sections and apply protective <br /> coatings as needed . <br /> USDA -NRCS May 1997 <br />