تاثير عامل التربة على كفاءة طرق النقل البري في محافظة ذي قار

الملخص

The research dealt with the effect of the soil factor on the external road transport routes in the Dhi Qar governorate, and there was a significant impact through the physical and chemical properties of the soil of the Dhi Qar governorate, which contributed to determining the paths and lengths of external land transport routes in the Dhi Qar governorate that provide services to the population The research aims to show the effect of the physical and chemical properties of the soil on the external land transport routes in Dhi Qar Governorate. The research concluded that the soil texture affects the raising of its economic cost for what requires soil uprooting, modification or compaction operations and the addition of asphalt materials or other processes required by road construction. On this type of soil, as well as the maintenance of continuous roads, and its impact on determining the path of the road by increasing the length of roads, which requires economic costs for construction or maintenance as well as the length of time taken for the arrival of the trip, and the research reached a number of conclusions and recommendations.