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An investigation on the advantages and disadvantages of chromite and Styrofoam (EPS) ceilings in concrete structures

100%

Khaledyan H.

World Scientific News

2017

tom 83

Survey the effective factors on accidents decrement in the road of Hamadan - Sanandaj

100%

Khaledyan H.

World News of Natural Sciences

2017

tom 11

In the current research, we surveyed the effective factors of accidents that had occurred on the road from Hamadan to Sanandaj. Road transportation is an inseparable part and the backbone of all transportation networks of most countries. Driving accidents are considered the major problem of road transportation and the increment process of accidents is so that it has reached crisis proportions. Basically, in road accidents, three factors are considered to be of importance: human activity, road and vehicle condition. The current research is a field study in the terms of data collection method and is considered to be Applied Research in the terms of purpose (or objective) and studied subject nature. The study population consists of suburban public transport fleet drivers working the Sanandaj - Hamadan road (26 persons). The tool was a questionnaire. In order to analyze the statistical data, the resulting information from the questionnaires were firstly extracted and then analysed by applying the Pearson correlation test. The results show that there is a clear relationship between the effective factors of accidents and road accidents.

Examining roads’ pavement management and flexibility of elasticity theory

75%

Khaledyan H.

tom 34