the Israeli occupation authorities started in April 2002 tile construction of the segregation wall on confiscated Palestinian land for claimed security reasons, ignoring the international law which does not allow tile occupier to do that. The Wall, when completed will Isolate parts located between the wall :aid tile 1949 Armenistic Line. Forming 46"., of the total area of tile West Bank. l lie results of the field study indicate that there w III be severe impacts of the wall in the field of transportation. l lie Wall will lead to severe deterioration in tile Palestinians quality of life, as it will restrict the movement and free transportation for 647 thousand Palestinians forming one third the Palestinian liking ill the West Bank, including restricting their ability to reach their agricultural land. The Wall cuts off public transportation lines for a number of communities which the wall isolates. The number of links connecting a community with others is reduced tier clan, of the impacted communities, while about half the total length of the roadway network In the West Bank will lie behind the Wall. The Israeli measures cause the length of, and travel time on. The roads connecting these impacted communities to at least double on the average, and therefore, result in a similar increase the travel cost. Therefore, the Wall will affect the sustainability of tile transportation systems and will prevent such system from playing the role they should proved towards sustainable development ill the Palestinian territories. The paper presents a number of recommendations to pressure the Israeli authorities to stop building the wall. And to assist the Palestinians living in the impacted areas in their struggle against the challenges they are lacing, through means that lessen the negative impacts of the Wall. Especially those which affect tile sustainability of the transportation systems.