and similar storage structures; B. Green houses; C. Gazebos and similar structures; D. Pool houses ; E. Community buildings; and F. Other similar structures as determined acceptable by the Zoning Administrator. 2. Accessory structures in common areas
Read it in the chapter →How this ordinance defines it
The operative definition is the local one. Codes routinely subdivide a category into tiers — “day care 2, family”, “group home 2” — and attach different permissions to each, so only Vienna’s own text settles what this covers.