The work mainly consists of:

- machine cleaning of gullies (around 13 600 pieces),

- manual cleaning of gullies (approximately 1 100 pieces),

- cleaning line gutters with grate (approximately 1 675 m),

- cleaning line gutters with a narrow slot (approximately 2 505 m, the total of 3 x cleaning),

- supply of data - degree of pollution per gully and line gutter,

- supply of data - defect registration per gully and line gutter,

- removal of released gully / line gutter sludge to recognized sand / sludge processor (approximately 140 tonnes).

Please refer to the specifications for the scope.