نتایج جستجو برای: 8161 rials to skid trail construction costs
تعداد نتایج: 10699856 فیلتر نتایج به سال:
Background and aim: Accidents and incidents are the second factor of mortality in our country and traffic accidents are at the top. The plan for the autonomy of hospitals nationwide has been executed since the beginning of the 70s helical decade. From 2005 according to administrative regulation of article 92 of fourth development program in the country, 10 percent of the incurred costs related ...
Many studies have examined the impact that the built environment has on physical activity, and much of the existing research posits that if communities will provide and improve active infrastructure such as trails, sidewalks, and bike lanes, people will become more physically active. However, most of these studies have used cross-sectional methods which have allowed them to establish correlatio...
Low skid resistance of road marking paint is one of the major issues in the safety of vehicle drivers, cyclists, and pedestrians when traveling on the city streets. Among the variety of marking paint, two-component paint is widely used at intersections and roundabouts. Therefore, the paint used should have adequate skid resistance. The object of this study was to evaluat...
In this study, we designed and simulated a system dynamic model to analyze the impacts of energy intensity changes on environmental and economic indicators in Iran. Results show that if the current situation is continued, the industrial sector energy intensity will increase from 2.67 in the base year to 2.704 at the end of planning horizon. So, the sector will consume 540 million oil barrels t...
in the present health care environment, cost-benefit analysis is extremely important. in this screening program, the minimal cost of screening dipstick urinalysis in 1601 asymptomatic school children was determined. the process of screening was similar to all the studies. the minimal cost utilizing 3 general physicians was calculated. costs were determined by using current charge for supplies o...
estimation of the conceptual costs in construction projects can be regarded as an important issue in feasibility studies. this estimation has a major impact on the success of construction projects. indeed, this estimation supports the required information that can be employed in cost management and budgeting of these projects. the purpose of this paper is to introduce an intelligent model to im...
Skidding is considered to be one of the most stressful works for forest environment. This paper presented results obtained from analysis soil deformation and selected physical mechanical parameters soils on skid trails in Gorce National Park. The study analyzed two horse tractor that are continuous use park. Measurements were recorded before (summer) after (autumn) a total 81 skidding cycles, u...
sange siyah dam is located two kilometers down the kabod khani village. the environ of ghorrve city in kurdestan province. this is an clay core dam. in this dam instrumentation is performed in three section and consist of electrical piezometers, total pressure cells, settlement cells and so on. the main objective of instrumentation is to control the behavior of dam body and foundation, end else...
introduction: road traffic crashes (rtcs) are very common across the world and in iran. the aim of this study was to estimate the economic burden of road traffic accidents in tehran province, iran in 2009. methods: t his was a descriptive, cross-sectional retrospective study. the study population included all deceased and injuries due to rtcs in tehran in 2009. the economic burden of rtc was es...
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