Answer: viaduct

AnswerCrossword Clue
VIADUCTRailroad bridge
VIADUCTRailroad bridge.
VIADUCTKind of bridge.
VIADUCTBridge.
VIADUCTRailroad span
VIADUCTBridge over a valley
VIADUCTType of bridge
VIADUCTWord that led to the "Why a duck?" routine by the Marx brothers
VIADUCTSpan across a gorge, say
VIADUCTTar "... Removal"
VIADUCTBridge spanning a valley
viaductbridge carrying a road or railroad
viaducta type of bridge