HomeMy WebLinkAbout19590ORDINANCE NO 19,590
AN ORDINANCE TO AMEND THE MASTER STREET
PLAN (19,152), TO ADD A DESIGN SPECIFICATION
TABLE TO THE MASTER STREET PLAN TEXT; AND
FOR OTHER MATTERS.
WHEREAS, Staff believes the addition of the table will make use of the plan text easier
for the public; and
WHEREAS, the Little Rock Planning Commission after a public hearing recommends
the Master Street Plan be amended to include the table of Design Specifications.
BE IT ORDAINED BY THE BOARD OF DIRECTORS OF THE CITY OF
LITTLE ROCK, ARKANSAS:
SECTION 1. The attached table be added to the Master Street Plan Text
in `section 3: Design Standards'
SECTION 2. This Ordinance shall take effect thirty (30) days from and after its
passage.
PASSED: September 5, 2006
ATTEST:
APPROVED:
M OR
DESIGN SPECIFICATIONS
Design
Principal
Minor
Minor
Consideration
Expressway
Arterial
Arterial
Collector
Res. Res.
Design speed
55
45
40
30
25 20
(miles per hour)
Maximum grade
8%
8%
9%
12%
15% 16 % * * * **
at centerline
Min. sight
550'
400'
325'
200'
200' 200'
distance at
crest of
vertical curve
Min. horizontal
1700'
900'
600'
275'
150' 75' **
radius at centerline
(normal crown)
Min. horizontal
1000'
500'
500'
235'
N/A N/A
radius at centerline
(super - elevated
Cross section)
Min. horizontal
600'
300'
200'
100'
50' N/A
tangent distance
bet. reverse
curves
Service volume
40,000
25,000
18,000
5,000
2,500 Max.of
35 lots
Min. right -of -way
200'
110'
90'
60'
50' 45'
Min. pavement
48' +shld
66' * * **
59'
36'
26' 24'
width (back to
& median
back of curb)
Sidewalks
may be * **
both
both
one
one None
required
sides
sides
side
side
NOTE: All minimum design standards comply with the 2001 AASHTO Policy on Geometric
Design Manual, Fourth Edition. All roadway design elements shall be in accordance with the
AASHTO Manual
Corresponds to a 200 ft. horizontal tangent distance between reserve curves.
** Minimum standard corresponds to design speed of 15 mph
* ** Sidewalks may be required in areas of intense development
* * ** 2 divided 26 ft. lanes with proper provision for future widening.
* * * ** may be increased to 18% with approval.
# No more than 35 lots.