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On-site installation · 2022

Sønderborg Promenade and Kayak Harbour
CASE HERO - SØNDERBORG PROMENADE
01 // Project data

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

02 // Project description & scope

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
03 // Technical execution

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.

04 // Quality & documentation

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.

06 // Photo documentation
The steel bridge at Sønderborg Promenade overlooking the harbour
Promenade and kayak harbour with timber decking at Sønderborg Havn
Detail: galvanised steel guardrail post with timber handrail
The steel bridge across the canal at Sønderborg Promenade
Aerial view of the promenade and kayak harbour at Sønderborg Havn
Guardrail along the promenade at Sønderborg Havn
Steel bridge between the buildings at Sønderborg Havn
Aerial view of the waterfront during construction at Sønderborg Havn

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