RB 2.03(1)(b)1.1. The portable camping is designed and used for recreational camping and is not visible from the river; and RB 2.03(1)(b)2.2. The portable camping structure remains on the parcel of contiguous land for a period not to exceed 180 days in a calendar year; and RB 2.03(2)(2) Storage of portable camping structures. Portable camping structures of a landowner in the riverway may be stored on the landowner’s land if: RB 2.03(2)(a)(a) Visibility. The structure is not visible from the river; RB 2.03(2)(c)(c) Use. The structure is not used for recreational camping or human habitation. RB 2.03(3)(3) Waterfowl blinds, wildlife observation blinds, tree stands and tree houses. Waterfowl blinds, wildlife observation blinds, tree stands for hunting and tree houses if the structure: RB 2.03(3)(a)(a) Size. Does not exceed 288 cubic feet in size; and RB 2.03(3)(b)(b) Visibility; color. Either of the following applies: RB 2.03(3)(b)2.2. Has exterior colors which harmonize with the natural surroundings during leaf-on conditions. RB 2.03 NoteNote: Waterfowl blinds and tree stands on state lands are further regulated by s. 29.327, Stats., and s. NR 45.09. RB 2.03(4)(4) Structures of minimal size. Structures no larger than 64 cubic feet in size if the structures and any reasonable and necessary support structures: RB 2.03(4)(b)(b) Color. Have exterior colors which harmonize with the natural surroundings during leaf-on conditions. RB 2.03(5)(a)(a) Other structures which are described in a permit application and which are judged to be of minimal size or not visible from the river by a 2/3 majority vote of the board’s full membership. RB 2.03 NoteNote: Fences erected for agricultural use are exempted under s. 30.46, Stats. RB 2.03 NoteNote: The exclusion granted under this section pertains solely to structure permits under subch. IV, ch. 30, Stats., and does not relieve a person from compliance with other laws such as shoreland zoning restrictions. RB 2.03 HistoryHistory: Cr. Register, January, 1993, No. 445, eff. 2-1-93. RB 2.04RB 2.04 Mobile homes. Mobile homes used only for recreational purposes in the riverway are not subject to permit requirement of s. 30.44 (1) (b), Stats., and may not be considered a placement or replacement of a mobile home if: RB 2.04(1)(a)(a) The mobile home used for recreation is visible from the river; RB 2.04(1)(b)(b) The mobile home does not exceed 1600 cubic feet in size; and RB 2.04(1)(c)(c) The mobile home remains on the contiguous parcel of land for a period of use not to exceed 30 consecutive days unless it has been removed from the parcel for a period of not less than 30 consecutive days prior to returning to the parcel of land for another period of use which may not exceed 30 consecutive days. RB 2.04(2)(2) Mobile home not visible from the river.