OnSite Burial OnSite Burial Excavated trench or pit Decomposition Heat Length of time required varies Species and size Total volume Soil characteristics Settlement of the burial site Additional backfill ID: 179996
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Slide1
Carcass Disposal
On-Site BurialSlide2
On-Site Burial
Excavated trench or pit
Decomposition
HeatLength of time required variesSpecies and sizeTotal volumeSoil characteristicsSettlement of the burial siteAdditional backfill
Just In Time Training
Carcass Disposal: On Site BurialSlide3
Burial Types
Trench burial
Daily mortalities
Trapezoid or vertical pitsInexpensiveConvenientMass burialLarge numbers of animal mortalitiesTrapezoid pits with linersMore expensive and time consuming
Just In Time Training
Carcass Disposal: On Site BurialSlide4
Site Selection
Soil properties
Texture and permeability
Construction of the siteSlope of landDepth of water table and bedrockLocation of the siteProximity to water sources or public areasAccessibility Projected future use of the site
Just In Time Training
Carcass Disposal: On Site BurialSlide5
Construction and Design
Site size/area
Depends on species, age/size, quantity
Trapezoid shape pits42 cubic feet per:1 adult bovine OR5 pigs/sheep OR40 chickensLiners to minimize seepageCaution during excavation
Just In Time Training
Carcass Disposal: On Site BurialSlide6
Construction and Design
Trench size
4-8 feet deep
6 feet wideTwo large carcasses side by sideMay include linersClay may be usedas a base layer Vent large carcassesSettlement during decomposition
May need additional backfill
Just In Time Training
Carcass Disposal: On Site BurialSlide7
Environmental Impacts
Air quality
Odor
Water qualityLeachateGasesMethane, carbon dioxide, hydrogen sulfideScavengersJust In Time Training
Carcass Disposal: On Site BurialSlide8
Comparison
With Other Disposal Methods
Advantages
Quick, easy, inexpensiveEquipment generally readilyOn-site; limited transportationDisadvantagesLarge areas of land
Difficult in wet and cold weather conditions
Environmental impactsPublic opposition
Just In Time Training
Carcass Disposal: On Site BurialSlide9
Regulations and Monitoring
Consult State regulations
Sites highly regulated
Depth, width, length, max sizeEnvironmental impactGroundwater monitoringSurface water sourcesAir quality/odorRecord site GPS location
Just In Time Training
Carcass Disposal: On Site BurialSlide10
Biosecurity
Biosecurity
Personal
protectiveequipment (PPE)Movement controlCleaning and disinfectionSite securityUnauthorized personsLog bookWarning or restriction signsSite security personnel
Just In Time Training
Carcass Disposal: On Site BurialSlide11
Personnel Safety
Safety Issues
Physical demands
Long hoursResponse activitiesPsychological impactWeather conditionsJust In Time Training
Carcass Disposal: On Site BurialSlide12
Resources for Carcass Disposal
USDA Foreign Animal Disease Preparedness (FAD PReP) Guidelines: Disposal
http://www.aphis.usda.gov/animal_health/emrs/nahems.shtml
Carcass Disposal: A Comprehensive Review. USDA and Kansas State Universityhttps://krex.k-state.edu/dspace/handle/2097/662 Just In Time Training
Carcass Disposal: On Site BurialSlide13
Acknowledgments
Development of this presentation was by the Center for Food Security and Public Health at Iowa State University through funding from the Multi-State Partnership for Security in Agriculture
Authors: Melissa Lang
BS; Glenda Dvorak, DVM, MPH, DACVPM