After the replacement of the closures has been completed, residual work on the defence system is required. In addition, the tusbasin soles of both defensive fields are being repaired and rebuilt.

After the replacement of the closures has been completed, residual work on the defence system is required. In addition, the tusbasin soles of both defensive fields are being repaired and rebuilt. The work includes creating relaxation holes, manufacturing and supplying with installation of UW-RV anchors, dismantling cable temporaries and backfilling cable dowers and pillar extensions, repairing the power plant filler with window sealing, burning and dismantling of the sheet pile wall, repair of paving areas, grounding work, dismantling the construction crane foundation and the dismantle/new installation of the loading area.