With rising road construction and maintenance costs and the lack of productivity improvement, automated road construction and maintenance equipment will provide an attractive alternative for the execution of routine work tasks in the future. This paper reviews the typical tasks applicable to this domain, as well as existing and future automated equipment for task execution. The distinction betw...

An optimal scheme of road paving maintenance was investigated by examining the environmental loading and cost considerations of pavement operations over a 30-year life cycle. Results indicated that the application of recycled materials in pavement construction and repair reduced the effects of environmental loading over the life cycle by approximately 40%. Furthermore, it was observed that envi...

today’s, a common problem in cities is increasing delay and reducing the speed of traffic. on the other wise increasing costs of acquisition in urban area are not allow new routes and highways. also construction of new highway or street such as imam ali highway and sadr highway in tehran lead to develop new applications (such as brt lane ,…) and become quickly saturate and less efficient. there...

BACKGROUND According to importance of cirrhosis of the liver and the lack of information about the economic burden of the disease, we performed this study to estimate the economic burden of liver Cirrhosis in Iran in 2011. METHODS The cost-of-illness method, based on the human capital theory, has been used. Both direct and indirect costs have been estimated using a prevalence approach and bot...

This paper gives an up-to-date estimate of the costs of road accidents in Iran. Conventional methods of estimating costs are considered together with special factors which apply to Iran. An attempt is made to quantify direct and indirect costs of accidents, including considerations relating to the exercise of Shar'ia law. The overall results show that road accidents account for between 1.4 and ...

Objective: Type 2 diabetes is amongst the most common chronic illnesses in Iran. Its prevalence is increasing and it has significant economic importance. The aim of this study was to estimate direct therapeutic and non-therapeutic costs of type 2 diabetes Patients Referred to the Diabetes Research Center of Yazd in 2012. Materials and Methods: This cross-sectional study was carried out on 250 ...