traverse

a horizontal beam that extends across something

a horizontal crosspiece across a window or separating a door from a window over it

taking a zigzag path on skis

travel across

travel across or pass over; "The caravan covered almost 100 miles each day"

to cover or extend over an area or time period; "Rivers traverse the valley floor", "The parking lot spans 3 acres"; "The novel spans three centuries"

deny formally (an allegation of fact by the opposing party) in a legal suit