Area development South West Quarter optimization Lettelberterbergboezem.

Within the scope of the project with regard to the inlets and outlet are:

- the new inlets to be installed (KST01040 and KST01048) and outlet (KST01049) in the LBBB, 27 m3 concrete, 86 m1 sheet pile wall various sizes, 385 m3 earthwork, 245 m2 soil protection, 3 x standard weir including drive and installation,

- the connection to existing or newly constructed flood defenses,

- the connection to existing or newly to be built ecological zones,

- the connection to the existing or newly constructed quay structures,

- the inlet / weir to be removed (KST5040) including installation box, inlet / culvert (INL247) and the outlet (KST1008) in the LBBB,

- the cables, pipelines (K&L) to be moved, newly installed and removed, which have a direct relationship with the weirs.

The scope of the activities within the civil engineering part broadly includes:

- carrying out preparatory and cleaning work, 680 ares,

- the raising of quays (3.5km) around the water storage area and various other earthworks within the area, including the creation of nature-friendly banks (2.8km), 30,000 m3,

- the realization of a new short-circuit dam on the southwest side of the area, 86 m1 stable dam wall cofferdam PAZ4370, length 3.0 m,

- applying various culverts, 3 pieces of PE closable, diameter 300 mm, 2 pieces of B500 and 2 pieces of concrete 1500x1200 non-closable,

- the installation of new sheeting on the west and east sides of the Lettelberterdiep, 3 400 m1,

- the installation of new steel sheet piling AZ17-770 at Lettelberterdijk 5, 100m1 L8.6 m1

- various green areas and outdoor furniture.

See also section 2.2 of the selection guide.