Physical activity-related health and economic benefits of building walkable neighbourhoods: a modelled comparison between brownfield and greenfield developments

Table 2 Comparison of urban form features and probability of transport walking for each scenario

	Altona North	Altona North Developed	Truganina
Study area (ha)^a	1645	1645	2800
Adult population^b	21,618	27,065	20,970
Dwellings total	12,036	15,036 (12,036 + 3000)	9666
Urban form features [38]
Density
Gross dwelling per ha	7.3	9.1	3.5
Housing diversity (max = 8)^c	6	6	5
Design
Intersections per sq. km	39	54	33
Distance to transit
Train station within 800 m	Yes	Yes	No
Bus stop within 400 m	Yes	Yes	Yes
Destination accessibility
Supermarket within 1 km	Yes	Yes	No
Local living destinations score (max =12)^c	11	11	8
Diversity (land use)
Land use mix^c	0.64	0.74	0.53
Probability of walking^d
	46%	48%	26%

Ha hectares, Sq. km squared kilometres
^aIncludes development and southern area within the 3.2 km street network buffer, as per Fig. 1
^bBased on average number of adults per dwelling in Hobson Bay Local Government area [85] and Truganina State Suburb [85]
^cExplained in the online Additional file 1: Table S1
^dEstimated from the Walkability PSS model