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. 2022 Apr 25;19(9):5203. doi: 10.3390/ijerph19095203

Table 4.

Site information and installation equipment.

Type A Site B Site C Site
Site information Building type Commercial building Administrative agency Sewage treatment plant
Construction cost
(million dollar)
4.2 10 5.4
The number of workers 20 40 20
Process rate 55% 28% 8%
The number of floors 12th floor 2nd basement floor—5th floor 3rd Floor
Equipment type Integrated control system 1 1 1
Location sensor 23 11 11
Fall risk area access (FRAA) sensor 9 2 2
Heavy equipment access (HEA) sensor 3 3 1
Mobile CCTV 1 1 2
Hazardous gas detector 1 1 1
Structure displacement sensor 2 2 2