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Originally Posted by chmeeee
The design should be sufficient for a 50-foot 18-wheeler to pass through safely. The roundabout is designed however with the intention of longer vehicles putting their inside rear wheels on the cobblestones. There is no raised lip or anything, they are just sloped upwards from the pavement level (assuming the top course has been put down by now), where they are flush, to discourage cars from traveling on them.
EDIT: Here is a good resource for roundabout info, the citizen's guide in particular will explain a lot:
https://www.nysdot.gov/portal/page/p...in/roundabouts |
Ok, now I see how it's designed to work. Pavement must be brought up flush to cobblestones if there haven't already. Is there a sign yet to tell non-tt drivers that it's ok to use the cobblestones as part of the roadway if needed?