Though the seas are relatively calm, the waves are nevertheless too large for a safe mooring against the base of the structure to enable the BBC team to climb the 17m steel ladders up to the service deck.

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The two local authorities have agreed to share the costs of building and maintaining the steel-beamed bridge and its reinforced concrete deck.

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Inside the 76-story tower's rippled steel exterior lies a lifeguard-manned swimming pool and sun deck, a boxing studio, a children's library, a grilling terrace with "dining cabanas, " a billiards room, a squash court and a golf simulator, just to name a few.

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On the main deck, crew members using a crane transferred several tons of steel beams and plating to the other ship.

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