Design Competition Engineering: Arup Architecture/Aesthetics: UNStudio Landscape: Finnish Consulting Group

1. Loading:
Lane load:
- Tram load: 30kN/m per track and 10x100kN over 30m
-
Ship impact loading: 1MN
Soil type:
Bedrock strength assessed using rotary percussive drilling records and data
provided by the Client. A characteristic strength value of 100 MPa has been used.
Materials:
Deck slab:
- Concrete C35/45 (250 mm thick)
- Reinforcement BS500
Tower, edge box girders, cross beams, stays and struts: S355
Pile cap:
- Concrete C40/50:
- Protection against chlorides in seawater: XS3
- Sensitivity to frost and freezing: XF4
- Reinforcement BS500:
- Corrosion Protection against carbonation: XC4
Piles:
- Concrete C40/50
- Protection against chlorides in seawater: XS2
- Sensitivity to frost and freezing: XF4
- Reinforcement BS500
- Corrosion protection against carbonation: XC4
- Steel shaft S355 (sacrificial steel)
Ground
Strata
Soft clay
Sandy silt with occasional gravels
Bedrock (igneous rock)
Thickness, m
5 - 10
1 - 5
Not proven
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