construction, reconstruction, repair, or alteration of a dam, reservoir, or waterway obstruction (including bridges , culverts, structures), any alteration of a watercourse, or any change of the course, current, or cross section of a stream or
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 Franklin’s own text settles what this covers.