Commercial Value Assessment of “Grey Space” under Overpasses: Analytic Hierarchy Process

Table 1

Research questionnaire.

Aspect	Questions	Strongly agree	Agree	Normal	Disagree	Strongly disagree
Traffic influences	I think it is important to arrange parking location reasonably.	□	□	□	□	□
	I think it is important to have easy access to public transportation.	□	□	□	□	□
	I think it must have a reasonable walking environment.	□	□	□	□	□
Environmental influences	I think it is important to have a noise protection in the environment.	□	□	□	□	□
	I think air quality should be good.	□	□	□	□	□
	I think there are corresponding green plants and landscape settings.	□	□	□	□	□
Social influences	I think it is a comfortable and safe space.	□	□	□	□	□
	I think it has safety and low crime rates.	□	□	□	□	□
	They have night-time street lightings.	□	□	□	□	□
	I think a cultural space is essential.	□	□	□	□	□
	I think it should have municipal auxiliary facilities.	□	□	□	□	□
	Entertainment is necessary.	□	□	□	□	□
	I think it can service providing community-based activities.	□	□	□	□	□
Economic influences	I think it should have some retail and service industries.	□	□	□	□	□
	I think it should have certain time period for business activities	□	□	□	□	□
	I think it should have incentives for small and medium businesses.	□	□	□	□	□