The present call contains the planned development of the MLK-km 263, 450-264, 250 mid-land channel according to waterway class Vb of the European Classification System. It is a gap closure for the expansion of the east attitude, which is part of the project 17 of the traffic projects German unity. The planned extension is 800 m. The execution includes the following essential services:

- Removal in trapezoidal profile without seal and without sole attachment with embankment attachment from water bricks on grain filter or on geotextile filter,

- Demolition / partial demolition of old structures or building remains such as installations of the inlet area at the pumping station "Allerkanal I", Buchhorster Düker in MLK-km 264, 063, the abutments of the former bridges 449 and 450 as well as peat bollards and bored piles,

- Renewal of the inlet area at the pumping station "Allerkanal I", owner and operator: Landesbetrieb für Hochwasserschutz und Wasserwirtschaft Sachsen-Anhalt (LHW).

Ordnance separation by excavation control

98 500 m 3 Soil removal (wet and dry excavation)

15 400 m 3 soil application

13 200 m 2 Ridge on geotextile filter

17 600 m 2 Ridge fill on grain filter

500 m 2 partial grouting

4 540 m 2 Pull sheet piling (piling wall)

Shorten 350 pieces of sheet piles (embankment pile wall)

Pull / shorten 136 bored piles DN318 (riverbank wall)

1 034 m 2 Create sheet pile and pull (excavation pit)

Demolition and new construction inlet structure (pumping station) made of sheet piles and reinforced concrete

Demolition culvert from reinforced concrete DN 1400

Abort / Partial abort / Remaining abort of 4 bridge abutments

2,800 m 2 Road construction (unbound construction)

12 600 m 2 Wayfinding (unbound construction)

6 900 m 2 Production of wetlands (2 pieces)

270 St. Plantations of woods and pylons in the embankment

1 year completion care