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Kingston,Mi | I design and supervised the construction of several solid stacking facilities. All were seperate buildings close to the feeding barns, primarily because the feeding barns already existed. 2 of them would require movement of the manure/straw mix across a concrete area about 20 to 30 feet and into storage. One had reinforced concrete walls 6 ft. high with the design calling for manure to be stacked to 10 or 12 ft in the center. That building was 48 feet wide by 120 feet long (if I remember correctly), it was designed for a feeder operation of about 300 head in this barn plus a few head in a converted dairy barn. The other was 40 by 60 with modular block walls 6 feet high (back stopped on the outside by earth at least to the 2 ft. depth) the head count there was about 200 head from bottle calves to finished cattle.
I designed a stacking facility for small feeder who wanted to use a hoop barn, the operator decided to move in another direction. We were able to divide the barn into 3 sections, 2 for cattle and a center section to store manure. Michigan also requires 180 days storage capacity unless a crop land inventory shows that a portion of the cropland can be safely winter spread (slope, soil type, distance to surface water, ground cover and soil nutrient test level amoung other factors). I oftened use the inplace storage for part of the required storage volume. If you clean on a 2 week interval, then 14 days of the required storage period is under the cattle (not cost shared), this sometimes was enough to move forward with the complete design.
Whether 60 by 60 ft. by x deep is sufficent for 180 days for 300 head (60 by 200 divided by 40 square ft/per head), Your average weight and the volume of straw used would be needed before a guess (educated or otherwise) coiuld me made. | |
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