Less than the new extended height = a draw bridge – the very traffic flow restriction that tall bridges are supposed to eliminate.
If there were ever a logical remedy for a free flow of intersecting car and ship traffic, it is the Ortblad immersed tube tunnel – the equivalent of a grade separation underpass.
Read MoreWith the closure of the West Seattle Bridge, our primary route to and from Seattle -- West Marginal Way SW – is already becoming heavily congested. This is during the Governor’s Stay at Home order -- before the impending release of the 110,000 vehicles that crossed the West Seattle Bridge each day.
Read MoreSome dredging will be needed to accommodate the two 250-foot segments to retain the 30-foot depth for ship traffic. The tunnel segments can be built at adequate sites in Aberdeen (520 Bridge pontoons) and Tacoma.
Read MoreThe Pont du Gard (shown above) crosses the Gardon River in Southern France. It was built in 63 B.C. – over 2,000 years ago. The new West Seattle Bridge was completed in 1984 – 36 years ago – and it’s already broken.
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