HomeMy WebLinkAbouttraffic studyTraffic Study
Kanis Road
Master Street Plan Issue
prepared for:
WHISENHUNT INVESTMENTS
PETERS & ASSOCIATES
ENGINEERS, INC
• CIVIL & TRAFFIC ENGINEERING •
P.O. BOX 21638 (501) 225-0500
LITTLE ROCK, ARKANSAS 72221
Kanis Road
Chenal Parkway
Wellington Hills Road
Little Rock, Arkansas
ARItANSAS��
REGISTERED
PROFESSIONAL
ENGINEER
ERNEST J. PETERS
No. 4682 J
Project No.: P-943
May 19, 2004
Project No. P943
May 18, 2004
Chenal Parkway -- Kanis Road -- Wellington Hills Road
Traffic Operations Study
Findings of the study are summarized as follows:
• The AM peak hour of the adjacent street (7:15 AM — 8:15 AM) and the PM peak hour of the adjacent street (4:30
PM — 5:30 PM) have been determined to be the traffic conditions in the vicinity that warrant traffic operational
analysis.
• Projected traffic conditions include projected traffic generated by a variety of development in the vicinity of Chenal
Parkway, Kanis Road and Wellington Hills Road plus existing traffic volumes with a 10 -year growth factor
included for two different alignments of the planned Wellington Hills Road extension. This 10 -year growth factor,
plus the directional distribution of development generated traffic in the vicinity of the study area have been
discussed and decided upon by the City in conjunction with this consultant.
The following three intersections in the study area were analyzed as a part of this study:
o Chenal Parkway and Kanis Road.
o Chenal Parkway and Wellington Hills Road.
o Kanis Road and Wellington Hills Road extension.
Capacity and LOS analysis was conducted for the following scenarios:
• Existing traffic conditions.
• Projected Traffic Conditions - Scenario 1 - Wellington Hills Road "T" into Kanis Road.
• Projected Traffic Conditions - Scenario 2 - Kanis Road re -aligned to "T" into Wellington Hills
Road.
• Projected Traffic Conditions - Scenario 3 — Same alignment as Scenario 1 with City
recommended additional lanes.
• Projected Traffic Conditions - Scenario 4 — Same as Scenario 3 with further additional lanes.
Vehicle movement's capacity and LOS results for the AM and PM peak hours for all of the conditions analyzed
are shown on the attached table. Each condition of projected traffic conditions assumes traffic signal control at
each of the three intersections studied.
• No vehicle movements have failed LOS for existing geometry, traffic control and traffic volumes.
• For Scenario 1 projected traffic conditions, with the alignment of the extension of Wellington Hills Road to "T" into
Kanis Road, and the "DCI -Peters" lane geometry, several vehicle movements at both Kanis Road and Chenal
Parkway and at Wellington Hills Road and Chenal Parkway have failed LOS. No failed movements are projected
for the intersection of Kanis Road and Wellington Hills Road.
• For Scenario 2 projected traffic conditions, with the alignment of the extension of Wellington Hills Road continuing
east on Kanis Road and existing Kanis Road "T" intersecting with Wellington Hills Road, several vehicle
movements at Kanis Road and Chenal Parkway, at Wellington Hills Road and Chenal Parkway and at Kanis
Road and Wellington Hills Road have failed LOS.
■ For Scenario 3 projected traffic conditions, which include the "DCI -Peters" plus the City recommended lane
geometry, there remain vehicle movements with failed LOS at both Kanis Road and Chenal Parkway and at
Wellington Hills Road and Chenal Parkway.
■ For Scenario 4, which includes still further additional lanes shows all failed vehicle movements are mitigated. The
schematic lane geometry for Scenario 4 is shown on Figure 3, "Scenario 4 - Full Build Recommended Schematic
Lane Geometry."
• The alignment of the extension of Wellington Hills Road to "T" into Kanis Road offers far better traffic operation
than the alternative of Scenario 2, and with improvements at the study intersections as shown on Figure 3, failed
vehicle movements are mitigated at all three study intersections for the projected traffic conditions.
Project No. P943
May 18, 2004
Chenal Parkway -- Kanis Road -- Wellington Hills Road
Traffic Operations Study
Attached are the following figures:
o Figure 1, "Existing Traffic Volumes — AM and PM Peak Hours"
o Figure 2, "Scenario 1 - Development Generated Traffic and Existing Traffic Volumes with 10 -Year Growth
Factor - AM and PM Peak Hours"
o Figure 2-A, "Scenario 2 - Development Generated Traffic and Existing Traffic Volumes with 10 -Year
Growth Factor - AM and PM Peak Hours
o Figure 3, "Scenario 4 — Full Build Recommended Schematic Lane Geometry."
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