§ 122-69. Unobstructed sight zone.

No sign, fence, wall, structure, parking or planting shall be erected, established, or maintained on any lot which will obstruct the view of drivers in vehicles approaching an intersection of two streets or the intersection of a street and a driveway, except as provided below. This area shall be known as the unobstructed sight zone.

The unobstructed sight zone shall be determined as follows:

(1)

The area formed at the corner intersection of two public right-of-way lines, or of two drive lanes in commercial districts. The two sides of the triangular area being 15 feet in length measured along abutting public rights-of-way lines or of two drive lanes if applicable, and third side being a line connecting these two sides, or

(2)

The area formed at the corner intersection of a public right-of-way and a driveway or alley, the two sides of the triangular area being ten feet in length measured along the right-of-way line and edge of the driveway or alley, and the third side being a line connecting these two sides.

Fences, walls, structures, or plantings located in the unobstructed sight zone shall not be permitted to obstruct cross-visibility and shall not exceed a height of 3 feet above the curb level.

Within the limits of sight zones, fences shall not exceed three feet in height above grade, except that such restriction shall not apply to fences that are at least 50% open (see illustration 3-3).

  

20% open

50% open

70% open

 

Illustration 3-3. Fences

Trees shall be permitted in the unobstructed sight zone provided that limbs and foliage are trimmed so that they do not extend into the cross-visibility area or otherwise create a traffic hazard. Landscaping, except required grass or ground cover, shall not be located closer than three feet to the edge of any driveway or street pavement within the unobstructed sight zone.

(Ord. No. 2005-11, 11-21-05; Ord. No. 2010-21, § 4, 12-20-10)