[Tagging] Non Proposed Features
pieren3 at gmail.com
Mon Aug 30 21:48:05 BST 2010
On Mon, Aug 30, 2010 at 10:35 PM, Pierre-Alain Dorange <pdorange at mac.com>wrote:
> I'm not sure i have understand, but (for me) a culvert can't "carries a
> road over" ; a culvert is a kind of tube that goes under a structure to
> allow water to go throught a roadrail...
> Wikipedia for example tell :
> "A culvert is a device used to channel water. It may be used to allow
> water to pass underneath a road, railway, or embankment for example.
> Culverts can be made of many different materials; steel, polyvinyl
> chloride (PVC) and concrete are the most common."
And if you go ahead with this article:
"When boxes or pipes are placed side-by-side to create a width of greater
than twenty feet, the culvert is defined as a bridge in the United States"
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