Collocations for crossing - noun

rough
smooth
ferry (esp. BrE)
There are six ferry crossings a day.

ocean, river, sea (esp. BrE)
Atlantic, Channel, transatlantic, etc.

attempt, complete, make
You can only make the crossing in good weather.

during a/the crossing
We discussed our plans during the crossing.

crossing from, crossing to
a rough crossing from Bali to Flores

border
grade (AmE), level (BrE) (= over a railway/railroad)
railroad (AmE), railway (BrE)
road, street
pedestrian, pelican, zebra (all BrE) (= where people can cross the road) (crosswalk in AmE)

point
the main crossing point on the border

at a/the crossing
They were stopped and searched at the border crossing.
We were caught at the grade crossing. (AmE)

on a/the crossing
A passenger train smashed into a lorry on a level crossing. (BrE)