bridge scraper are designed for desludging and descuming of primary- and final settling tanks.
The scraper unit is consisting of :

• drive carriage
• bridge with catwalk
• floor scraper arrangement
• descuming unit

The drive unit is assembled with two number of wheel boxes which are connected by means of bolts to the carriage frame. Due to this swivelling connection a precise adjustment of the travelling wheels is guaranteed.

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