The Interstate Bridge Project proposes spending $7.5 billion to widen I-5, but misses the real bottleneck. A new, independent analysis by national traffic expert Norm Marshall of Smart Mobility, Inc.,…

What City Observatory Did This Week They’re digging in the wrong place:  A new, independent analysis by national traffic expert Norm Marshall of Smart Mobility, Inc., shows that the proposed IBR…

What City Observatory Did This Week Forecasting the impossible:  The case for the $7.5 billion Interstate Bridge Replacement project is based on deeply flawed traffic models that ignore the bridge’s…

The case for the $7.5 billion Interstate Bridge Replacement project is based on deeply flawed traffic models that ignore the bridge’s capacity limits, and predict plainly unrealistic levels of traffic…

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