July 2008 FENCE PRACTICE INTRODUCTION USDA, Natural Resources Conservation Service―Practice Code 382 FENCE Things to consider when planning a fence include: A fence is a constructed barrier to livestock, • For ease of maintenance, avoidance of as wildlife, or people. much irregular terrain as possible • Wildlife movement needs PRACTICE INFORMATION • State and local laws that may apply to This practice may be applied to any area where boundary fences livestock and/or wildlife control is needed or • Livestock handling, watering, and feeding where access to people is to be regulated. requirements A wide variety of types of fencing has developed. • Soil erosion potential and feasibility of However, fencing material and construction fence construction when planning fences quality is always designed and installed to assure on steep or irregular terrain the fence will meet the intended purpose and longevity requirements of the project. COMMON ASSOCIATED PRACTICES The standard fence is constructed of either barbed Fence is commonly used in a Conservation or smooth wire suspended by posts with support Management System with the following practices: structures. Other types include woven wire for small animals, electric fence as a cost efficient • Prescribed Grazing (528) alternative, and suspension fences which are • Use Exclusion (472) designed with heavy, but widely spaced posts and support structures. Designs for most types of Refer to the practice standard in the local Field fences are available at the local NRCS field office. Office Technical Guide and associated Job Sheets for further information. The following page identifies the effects expected to occur when this practice is applied. These effects are subjective and somewhat dependent on variables such as climate, terrain, soil, etc. All appropriate local, State, Tribal, and Federal permits and approvals are the responsibility of the landowners and are presumed to have been obtained. Users are cautioned that these effects are estimates that may or may not apply to a specific site. Fence Initial setting: Any area where livestock movement is restricted 7/2008 due to presence of sensitive or Fence (382) hazardous areas; and/or for forage Start allocation; controlled grazing; and watering Prescribed Grazing (528) 1. Enclosed pasture Use Exclusion (472) land area D.3 (-) Wildlife, livestock, and human D.1 (+) Cost of D.2 (+) Control of livestock access to certain land uses, installation and feeding and watering areas properties, or sensitive land areas maintenance I.8 (+) Vegetation loss and soil erosion from livestock I.7 (-) trailing along fence Streambank I.2 (+) Plant I.4 (+) Livestock I.6 (-) erosion productivity and food source 1.5 (-) Wildlife Pathogens to condition movement; surface waters Prescribed Grazing (528) habitat Improved Management fragmentation (species dependent) C.3 (+) LEGEND Streambank and I.3 (+) Potential C.1 (+) Livestock shoreline stability Mitigating practice or activity returns health and production C. 2 (+/-) Wildlife population and Associated practice distribution I.8 (+) Riparian conditions #. Created by practice C.4 (+/-) Income and D. Direct effect I.1 (+/-) Net income stability I.9 (+) Meeting State income (individuals and water quality standards C.5 (+) Water quality and aquatic habitats I. Indirect effect community) C. Cumulative effect C.6 (+/-) Recreational C.7 (+) Aquatic health for opportunities humans, domestic, and wild Pathway animals (+) increase; (-) decrease Note: Effects are qualified with a plus (+) or minus (-). These symbols indicate only an increase (+) or a decrease (-) in the effect upon the resource, not whether the effect is beneficial or adverse. The diagram above identifies the effects expected to occur when this practice is applied according to NRCS practice standards and specifications. These effects are subjective and somewhat dependent on variables such as climate, terrain, soil, etc. All appropriate local, State, Tribal, and Federal permits and approvals are the responsibility of the landowners and are presumed to have been obtained. All income changes are partially dependent upon market fluctuations which are independent of the conservation practices. Users are cautioned that these effects are estimates that may or may not apply to a specific site.