Factors which should be considered by a city, town or county when deciding whether to follow or deviate from the design, surface textures and/or location standards set forth in this chapter include, but are not limited to, the following:

(1) Street alignments and curb configurations that are substantially different from the curb situations shown.

(2) An adjacent driveway or loading ramp.

(3) Unusual sidewalk textures in the vicinity.

(4) Steeper street grades.

(5) Utility vaults.

(6) Whether a different design or location would assist the handicapped pedestrian without uniquely endangering the blind.