The most common and most likely answer to this crossword clue is the 10 letter word WHEELHOUSE
I've seen this crossword clue in The Times
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More clues leading to the result WHEELHOUSE
Buddy explains!
The straight part
We know that "shelter on bridge" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case shelter on bridge = wheelhouse.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does WHEELHOUSE mean?
WHEELHOUSE noun- A building or other structure containing a (large) wheel, such as the water wheel of a mill.
- A prehistoric structure from the Iron Age found in Scotland, characteristically including an outer wall within which a circle of stone piers (resembling the spokes of a wheel) form the basis for lintel arches supporting corbelled roofing with a hearth at the hub.
- (by extension from sense 1.2) A pitch location which is favourable to the hitter.
- A person's area of authority or expertise.