culvert /kulˈvərt/

An arched construction or channel enclosing a drain or watercourse beneath a road, railway, etc

• have one's heart set on
• have one's knife in
• have one's marbles
• have one's monkey up
• have one's name in the Gazette
• have one's own way
• have one's shirt out
• have one's way
• have one's will
• have one's wits about one
• have one's work cut out
• have one too many
• have on good authority
• have only oneself to thank for
• have-ons
• have on the hip
• have other fish to fry
• haveour
• haveours
• have place
• haver
• have recourse to
• havered
• haverel
• haverels