Case 3
Introduction
| SHAPE OF BUILDING: | NA | |
| ACCESSIBILITY: | Permanent system (Coverage = 80%) | |
| FACADE’S MATERIALS: | Glass and Granite | |
| FREQUENCY OF CLEANING: | Once in 1-5 years | |
| CLEANING METHOD: | Water spray | |
| CLEANING CHEMICAL USED: | Neutral | |
Monorail System
With the rail on the soffit, the gondola can be supported by the rope attached to the rail. Thus, the facade and the ceiling can be cleaned by moving along the rail (Figure 1).
The gondolas are stored in the storeroom when there is no cleaning work (Figure 2).