Troublesome trade-offs: balancing urban activities and values when securing a city-centre governmental quarter

City, Territory and Architecture

An interdisciplinary debate on project perspectives

Table 2 Outline of challenges and opportunities/solutions

Requirements	Challenges	Opportunities/solutions
Primary purpose
Space	Less space for buildings	Building denser
Space	Less space for buildings	Constructing taller buildings
Functional	Deliveries	External commodity reception
Functional	Reduced accessibility for disabled people	Constructing areas that improve inclusive access
Subsidiary purposes
Flexibility	Variable distance requirements	Flexible barriers
Internal security	Emergency vehicle access	Multiple access points
Internal security	Secure access for important visitors	Protected access points
Desire requirements
Representative	Ugly barriers	Constructing barriers that increase the attractiveness of outdoor areas
Social-responsibility requirements
Accessibility	General vehicle access	Better pedestrian and bicycle access
	Deliveries	Alternative routes and/or transport by non-motorized vehicles
	Public surface transport	Increase underground transport
Environmental concerns		More environmentally friendly transport
Environmental concerns		Green outdoor areas
Preservation	Less space-efficient use of land
External security	Fewer eyes on the street	Employing formal surveillance to make other citizens feel safer
External security	Fewer eyes on the street	Better road safety for the remaining road users
Vibrant city centre	Deliveries for attractions	Using the buffer zone to create attractions