None, except where the M-1 district abuts or is across from a residential district, there shall be a minimum front yard of not less than fifteen feet. This yard shall not be used for parking or loading but shall be landscaped and maintained with dense materials. A landscaping plan shall be submitted with the site plan for review by the city administrator.

(Ord. 211 (part), 1980: prior code § 11-1-1305.5.A)