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Questions tagged [transportation]

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2 votes
3 answers
696 views

What's the purpose of a 'burger' lane in a roundabout?

I recently read about a newly proposed 'burger' lane across a roundabout. From what I can see, it bypasses the main point of a roundabout, a continuous circle of traffic with well defined rights of ...
AncientSwordRage's user avatar
8 votes
2 answers
12k views

How do train tracks handle really cold weather?

First of all, I'm interested in train track only, not the rolling stock. How are tracks built to cope with really cold weather? An example might be some place in Canada or Siberia. Ice would ...
DrZ214's user avatar
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5 votes
1 answer
1k views

How does the pressurized suspension of the Hyperloop not affect the tube pressure?

So one of the proposed suspension systems that will be used on the hyperloop include the externally pressurized air cushions. These cushions lift (or at least help lift) the capsule and reduce drag ...
TheMagicalMachine's user avatar