with the approval of the County Engineer and/or the appropriate sewer authorities. 3. Sealed public water supply wells , with the approval of the county engineer and/or appropriate authorities. 4. Dams, culverts and bridges, with the approval of appropriate authorities
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 Luray’s own text settles what this covers.