[Ord. #585, § 608A; Ord. #1103,
§ 36]
The required dimensions of a clear sight triangle
shall depend on the posted speed of the uncontrolled or major roadway.
The sight triangle shall be laid out so that a driver 10 feet from
the right-of-way line of the uncontrolled or major street can see
approaching traffic at the following distances measured along the
side line of the right-of-way, and an easement controlling construction
shall be established for all portions of the clear sight triangle
not in a public right-of-way:
Posted Speed Limit
(mph)
|
Minimum Required Clear Sight Distance
(feet)
|
---|
25
|
250
|
35
|
350
|
45
|
450
|
[Ord. #585, § 608B]
Intersections shall be approached on all sides
by a straight and level area, a minimum of 40 feet in length, the
maximum grade of which shall be determined by the approach speed.
Maximum grades shall be as follows:
Classification
|
Maximum Upgrade
|
Maximum Downgrade
|
---|
45 mph or greater
|
2%
|
2%
|
25 mph to 44 mph
|
5%
|
3%
|
[Ord. #585, § 608C]
Intersections shall be separated from adjacent
roadway intersections by the minimum distances set forth below. The
minimum distance shall be measured center line to center line along
the intersecting street and shall be dependent upon the type of intersection
and the posted speed limit of the roadway between the two intersections.
Two T-intersections with approaches from opposite directions shall
be considered full intersections:
Posted Speed Limit
(mph)
|
Full Intersection
(feet)
|
T-Intersection
(feet)
|
---|
25
|
300
|
200
|
35
|
350
|
250
|
45
|
450
|
300
|