Flood protection measures on the Flöha in Olbernhau - VGE 1.1.8 - Dike strengthening / dike heightening, new construction of HWS wall BT_1.40.2 L.

- 2 700 m 2 Ordnance investigation,

- 6 500 m 2 Clearing construction site,

- 1 700 m 2 Load gravel base layer, d = 20 cm, dispose of it,

- 6,000 m 2 Mowing,

- 500 m 3 Load, promote, sift, put on top floor,

- 2,000 m 2 Cover the topsoil,

- 3 700 m 2 Lawn seeds,

- 900 m 3 Loosen and dispose of soil BK 2,

- 3 200 m 3 Loosen and store the bottom BK 3-5,

- 500 m 3 Deliver soil for soil improvement,

- 1 500 m 3 Mix soil, improve,

- 200 t hydraulic binder for soil improvement,

- 450 m 3 Soil replacement, delivery and installation of mineral mix,

- 1 000 m 2 Make gravel lawns,

- 2 200 m 3 Install floor BK 3-5,

- Create 60 m of slope toe protection, armor stones at least KL 1.0 m,

- 300 m 2 Make crawler pavement,

- 100 m 2 Produce stone set HMB 3000/6000 on a grain filter,

- Set up and operate 200 m open water drainage,

- 70 m cofferdam, set up BigBags,

- 530 m 3 Create an anti-freeze layer,

- 80 m 3 Create gravel base layer,

- 300 m 2 Create asphalt base layer AC16,

- 200 m 2 Produce concrete for cleanliness layers C12 / 15,

- 120 m 3 Concrete C30 / 37, reinforced, manufacture,

- 50 m 3 Produce concrete C20 / 25,

- 300 m 2 Create fair-faced concrete surface SB 2,

- 30 m 2 Manufacture fair-faced concrete with textured formliners,

- delivery and installation of 12 t reinforcing steel,

- 2 slider shaft DN 1500/1500 with spindle valve DN 700/800,

- Transport and dispose of 5 700 t of construction and demolition waste Z2,

- Transport and dispose of 300 t of construction and demolition waste Z0,

- Transport and dispose of 160 t soil DK I,

- 0.3 t remediation of hazardous substances tar sealing,

- 0.15 t of hazardous material remediation asbestos panels,

Brief description: Approx. 72 m dismantling of the existing dike and construction of a new dike with sealing beams including the installation of a dike crossing and approx. 42 m dismantling of the existing dike and new construction of a massive flood protection wall.