72 resultados para Farm Crops
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News from Iowa’s Center for Agricultural Safety and Health (I-CASH)
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News from Iowa’s Center for Agricultural Safety and Health (I-CASH)
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News from Iowa’s Center for Agricultural Safety and Health (I-CASH)
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This issue review provides an update on the proposed sale of state land as defined in Senate File 2088, Government Reorganization and Efficiency Act, section 8.
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News from Iowa’s Center for Agricultural Safety and Health (I-CASH)
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News from Iowa’s Center for Agricultural Safety and Health (I-CASH)
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The effects of farm equipment on the structural behavior of flexible and rigid pavements were investigated in this study. The project quantified the difference in pavement behavior caused by heavy farm equipment as compared to a typical 5-axle, 80 kip semi-truck. This research was conducted on full scale pavement test sections designed and constructed at the Minnesota Road Research facility (MnROAD). The testing was conducted in the spring and fall seasons to capture responses when the pavement is at its weakest state and when agricultural vehicles operate at a higher frequency, respectively. The flexible pavement sections were heavily instrumented with strain gauges and earth pressure cells to measure essential pavement responses under heavy agricultural vehicles, whereas the rigid pavement sections were instrumented with strain gauges and linear variable differential transducers (LVDTs). The full scale testing data collected in this study were used to validate and calibrate analytical models used to predict relative damage to pavements. The developed procedure uses various inputs (including axle weight, tire footprint, pavement structure, material characteristics, and climatic information) to determine the critical pavement responses (strains and deflections). An analysis was performed to determine the damage caused by various types of vehicles to the roadway when there is a need to move large amounts agricultural product.
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News from Iowa’s Center for Agricultural Safety and Health (I-CASH)
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This project resulted in the development of a framework for making asset management decisions on low-volume bridges. The research focused on low-volume bridges located in the agricultural counties of Iowa because recent research has shown that these counties have the greatest percentage of structurally deficient bridges in the nation. Many of the same counties also have the highest crop yields in the state, creating a situation where detours caused by deficient bridges on farm-to-market roads increase the cost to transport the crops. Thus, the research proposed the use of social return on investment (SROI), a tool used by international institutions such as the World Bank, as an asset management metric to gauge to the socioeconomic impact of structurally deficient bridges on the state in an effort to provide quantified justification to fund improvements on low-volume assets such as these rural bridges. The study found that combining SROI with current asset management metrics like average daily traffic (ADT) made it possible to prioritize the bridges in such a way that the limited resources available are allocated in a manner that promotes a more equitable distribution and that directly benefits the user, in this case Iowa farmers. The result is a system that more closely aligns itself with the spirit of MAP-21, in that infrastructure investments are used to facilitate economic growth for Iowa’s agricultural economy.
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News from Iowa’s Center for Agricultural Safety and Health (I-CASH)
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News from Iowa’s Center for Agricultural Safety and Health (I-CASH)
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An IDPH Occupational Health and Safety Surveillance Program (OHSSP) analysis of Iowa’s work-related traumatic fatalities shows that transportation events accounted for 48 of 90 deaths in 2011. Agricultural activities were involved in 21 of the 48 transportation deaths (44%) and 32 of the 90 total fatalities (36%). Tractor and ATV (all-terrain vehicle) or UTV (utility vehicle) rollovers were responsible for 62% (13/21) of the farm or ag-related transportation deaths.