culverted

It was drained from the mudflats and named in Irish for a river, the Farset, which has since been culverted over and is now part of the sewage system.

The Bloomsday Dead Adrian McKinty 2007

Wharf-rats as long as the forearm of a man crept up the culverted channels of Dock Street to run through the apartments at will.

The Financier 2004

Wharf-rats as long as the forearm of a man crept up the culverted channels of Dock Street to run through the apartments at will.

The Financier, a novel Theodore Dreiser 1908

Also absent from the PR material is reference to the fact the River Lea had to be culverted to create the shallow valley necessary for the park - work which necessitated the destruction of the existing riverbank.

Telegraph.co.uk - Telegraph online, Daily Telegraph and Sunday Telegraph 2011

The stream's culverted path actually runs a block to the south but hey, why not dream?

SFGate: Top News Stories John King 2010

The stream's culverted path actually runs a block to the south but hey, why not dream?

SFGate: Top News Stories John King 2010

The tide was off somewhere gallivanting and the Mainline creeks were just barely wet when I was there, so I did not kayak either of the larger creeks I crossed ... they weren't large now, just larger than the tiny culverted creeks that sneak under the mainline.

Pure Florida 2009

The river is culverted more and more and developments occur in the flood plane.

unknown title 2009