
Client
Sønderborg Municipality
Sejerslev
Subcontractor to Hercules Fundering A/S - steel contract
Execution period
2022
Execution class
EXC3 acc. to DS/EN 1090-2
EXC3
Acc. to DS/EN 1090-2
Steel bridge
Load-bearing structure
Marine installation
Installation over and by the water
Complete steel contract
As subcontractor to Hercules Fundering
At Sønderborg Promenade and Kayak Harbour, Sejerslev carried out the complete steel contract in connection with the establishment of the steel bridge and associated structures.
The project is located in an exposed marine environment and forms part of an urban harbour and recreational facility.
- Steel bridge structure and installation of load-bearing elements
- Railings along the bridge and promenade
- Custom-manufactured steel brackets
- Reinforcements and connection details
- Ongoing fit-up against concrete and foundation works
Installation in a marine environment
The work placed demands on the handling of surface-treated elements, tolerance handling during installation over water, coordination with foundation and concrete works, and lift planning under changing weather conditions.
Sejerslev carried out the installation in close cooperation with Hercules’ site management and the other trades.
The steel contract was executed in EXC3 acc. to DS/EN 1090-2 with stringent requirements for documentation, welding procedures, inspection level and traceability.
The work comprised load-bearing bridge structures, railings, safety structures, bespoke brackets and installation in complex waterside surroundings.








