Bus Route Design Problem for Rural Tourism Objectives: A Multiobjective Approach

Table 3

Road design attribute index and grading standard.

Evaluation content	Description	Grade
Road classification	Highway, arterial, collector, local, and others	5, 4, 3, 2, 1
Road alignment	Smooth visuals, good continuity, and body comfort	5
	Relatively smooth visuals and good continuity, no obvious discomfort during the trip	4∼3
	Poor visuals and continuity, discomfort during the trip	2∼1