Sec. 7.07. – Fences and walls.
In any residential district or along the common boundary between any residential or nonresidential district where a wall separation is erected, or where a screening wall or fence is required as provided herein, the following standards shall be observed:
- Height of fence or wall.
a. Any living plant screen erected or placed in the front yard shall not exceed four feet in height above the adjacent grade. No fences, walls, structures or buildings shall be allowed in the front yard except fences or walls less than 36 inches in height as part of an unenclosed front porch or uncovered patio and in accordance with section 4.15.1.
b. Any fence, wall, or living plant screen erected or placed behind the minimum required front yard line may be erected or maintained to a maximum height of eight feet above the adjacent grade.
c. No fence, screen, wall or other visual barrier shall be placed in such a manner as to obstruct the vision of motor vehicle drivers approaching any street intersection. At all intersections, clear vision shall be maintained across the corner for a distance of 45 feet back from a projected curbline corner along both intersecting streets. (See Figure 1.)
d. No fence, screen, wall or other visual barrier shall be placed in such a manner as to obstruct the vision of motor vehicle drivers approaching any alley intersection. At all intersections of an alley with a street, clear vision shall be maintained across the corner for a distance of 20 feet back from a projected curbline corner along the intersection of the alley and street.
e. A sight distance of 200 feet shall be maintained at all street intersections.
f. When fences are required by this Code, an approved eight-foot masonry wall, or alternative design approved by the commission, shall be required. Masonry fences shall meet the design details described in City of Allen, TX Appendix F as well as the following:
i. Masonry screening walls may be constructed of clay-fired brick or stone masonry units;
ii. Where screening walls are used to separate land uses or developments and do not front on a public street, pre-cast concrete panels may be used in lieu of clay-fired brick or stone masonry provided they are textured and colored to have the appearance of stone or clay-fired bricks; Garbage, trash or refuse container screening shall compliment the primary building materials and may utilize split faced concrete masonry units.
b. No living plant walls shall be allowed in city right-of-way.
c. Subdivision or development entry fences shall be located within a dedicated easement of not less than five feet in width at a location approved by the city. No structure shall be permitted which obstructs visibility within the public rights-of-way.
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