Table 2. Area of combined LID implementation

LID type	Area Block I (m2)	Area Block II (m2)	Total area (m2)	Percentage of occupation (%)
Green roof	47,747	34,156	81,903	16.22
Rain barrel	25	13	38	0.01
Permeable pavement	22,098	27,961	50,059	9.91
Infiltration trenches	979	434	1,413	0.28
Vegetative swale	1,321	406	1,727	0.34
Rain garden	436	1,606	2,042	0.40
Total			137,187	39.82