Table 7. Analysis of supervision activities in the field of landscape facilities (common materials) in the study site

Division	Judgment item	Apt-A	Apt-B	Apt-C	Apt-D	Apt-E	Apt-F	Apt-G
Material quality control (X1)	Reinforced concrete	Concrete quality inspection(X101)	○	○	○	○	○	○	○
	Wood	Wood inspection(X102)	○	×	○	○	×	×	×
		Preservation treatment inspection(X103)	○	×	×	×	×	×	×
	Steel structure	Material intake inspectian(X104)	○	○	○	○	○	○	○
	Paving material	Paving material inspection(X105)	○	○	○	○	○	○	○
	Synthetic resin material	Synthetic resin material inspection(X106)	○	×	×	×	×	×	×
Construction quality management (X2)	Reinforced concrete	Concrete construction inspection(X201)	○	○	○	○	○	○	○
	Wood	Wood processing inspection(X202)	○	○	×	○	×	×	×
	Natural stone	Natural stone, processed stone placement inspection(X203)	○	○	○	○	○	○	○
		Natural stone, processed stone stacking inspectian(X204)	○	○	○	○	○	○	○
	Steel structure	Steel structure installation inspection(X205)	○	×	×	×	×	×	×
	Paving material	Sub-base and base layer construction inspection(X206)	○	○	○	○	○	○	○
		Paving construction inspection(X207)	○	○	○	○	○	○	○
	Paving subsidiary work	Edge material construction inspection(X208)	○	○	○	○	○	○	○
		Joint material construction inspection(X209)	○	○	○	○	○	○	○
		Stair and ramp construction inspection(X210)	○	○	○	○	○	○	○
		Drainage facility construction inspection(X211)	○	○	○	○	○	○	○
	Synthetic resin material	Synthetic resin material construction inspection(X212)	×	×	×	×	×	×	×
	Painting material	Painting process inspection(X213)	○	×	×	×	×	×	×
		Powder coating process inspedion(X214)	○	×	×	×	×	×	×
		Elastic coating process inspedion(X215)	○	×	×	×	×	×	×
		Stone spraying construction inspection(X216)	○	×	×	×	×	×	×