Walkway

Photos of walkways...can't find any with second floor built over 1st. Easier to bring walkway inside garage?

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Don't like design, but space constrained - could 2nd floor be built over walkway?

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Don't like garage design, but could 2nd floor be built over walkway?

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Could 2nd floor be built over walkway?

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Nice trellis, but space constrained - could 2nd floor be built over walkway?