Eisenbahnbrücke Minnevika in Minnesund, Oslo Norwegen

Minnevika railway bridge

Minnesund - Langset, Norway

Bridge

With a total length of 836 m, the Minnevika Bru is the longest railway bridge in Norway. Construction of the bridge began in 2019. The route went into operation on October 15, 2023.

Material

HMR750 Tension Rod Systems

Thread sizes:

  • M100 for fatigue loading on this arch bridge

guaranteed design load: 3928 kN

special components:

  • Use of special fatigue turnbuckles due to fatigue loads

more on fatigue loading

HMR Jacob Steel Parts

  • Gusset Plates supplied in grade S420 to EXC3

HMR Corrosion Protection

  • Systems hot-dip galvanised to DIN EN ISO 1461 in accordance with corrosivity category C3H
  • Special HMR thread coating corresponding to hot-dip galvanising => high corrosion protection and durability of the systems
  • Painting of Tension Rods and Gusset Plates in RAL shade 9007 (grey aluminium) compliant to corrosion class C5 High to ZTV-Ing. standard applied in-house by Haslinger Services

more on our surface technology

Prestressing

  • Installation and prestressing were carried out by our partner Tension Systems s.r.o.
  • HMR pressing equipment was used to tension the bars
  • Temporary load monitoring by using strain gauges

more on prestressing

copyright photo: PORR https://porr-group.com/projekte/minnevika-jernbanebru/
photos construction site: Tension Systems

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