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Multi-span suspension bridge on floating foundation Teknologidagene 2018 05/11/2018 Multi-span suspenion bridge on floating foundations

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Multi-span suspension bridge on floating foundation

Teknologidagene 2018

05/11/2018 Multi-span suspenion bridge on floating foundations

Bridge elements

Teknologidagene 2018

05/11/2018 Multi-span suspenion bridge on floating foundations

Floater alternatives

Teknologidagene 2018

05/11/2018 Multi-span suspenion bridge on floating foundations

Comparison to other bridges

Teknologidagene 2018

● 1385 + 1325 + 1385

meters

● 1991 meters

● 1280 meters

05/11/2018 Multi-span suspenion bridge on floating foundations

Normal multi-span suspension bridge

Teknologidagene 2018

05/11/2018 Multi-span suspenion bridge on floating foundations

Multi-span suspension bridge on floating foundations

Teknologidagene 2018

05/11/2018 Multi-span suspenion bridge on floating foundations

Tension Legged Platform technology

Teknologidagene 2018

05/11/2018 Multi-span suspenion bridge on floating foundations

Advantages

● Nearly no disruption of ship traffic

● Robust with regard to environmental loads

● Flexible with regard to crossing location

● High level road for entry to tunnel in steep fjords

● Aesthetically pleasing

Teknologidagene 2018

05/11/2018 Multi-span suspenion bridge on floating foundations

Crossings

Teknologidagene 2018

● Halsafjorden

● (Bjørnafjorden)

● Sulafjorden

● E16 Mannheller - Fodnes

05/11/2018 Multi-span suspenion bridge on floating foundations

Halsafjorden

Teknologidagene 2018

05/11/2018 Multi-span suspenion bridge on floating foundations

Bjørnafjorden

Teknologidagene 2018

05/11/2018 Multi-span suspenion bridge on floating foundations

Sulafjorden● Width: 3000 - 5000 meters

● Depth: 450 - 500 meters

● 2 or 3 span solution

● Tough environmental conditions

● Large ships

Teknologidagene 2018

05/11/2018 Multi-span suspenion bridge on floating foundations

E16 Mannheller - Fodnes

● Not yet concluded in the national transportation plan (NTP)

● A part of the Sognefjord

● About 3 kilometres wide

● About 700 meters deep

● Large ships passing through

Teknologidagene 2018

05/11/2018 Multi-span suspenion bridge on floating foundations

Teknologidagene 2018

05/11/2018 Multi-span suspenion bridge on floating foundations

Teknologidagene 2018

Thank you for your time

Simen H. Holtberget, NPRA

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