Device to adjust the height
Manhole Height Adjustment Device
Characteristics and Effects
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Effect 01
Securing the safety of vehicles and pedestrians
- Install manholes to be horizontal to the road surface
- Preventive of tire destruction with no manhole offset
- Preventive of derailment by integral structure of manhole and height adjustment device combined
- Prior blocking of civil complaint by preventing noise and vibration
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Effect 02
Convenience in installation
(Minute construction)- Height adjustment range : Min. 1 mm ~ Max. 200 mm
- Applicable regardless of Manhole types (PC, GRP, etc.)
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Effect 03
Economics of Maintenance
- When repaving, additional lifting work is possible.
- Preventive of road destruction by structural stability
Height Adjustment(before)
Height Adjustment (after)