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HomeMy WebLinkAbout14 - Traffic Impact Study - Traditions Ph 2-3 eflin
traffic Traffic Impact Study
services Traditions Subdivision Phases 2 & 3
Residential Development
Bozeman, Montana
Prepared For:
Rosa Construction
209 Black Bull Trail
Bozeman, MT 59718
September, 2014
130 South Howie Street
Helena, Montana 59601
406-459-1443
Traditions Subdivision Phases 2 &3 Traffic Impact Study Bozeman,Montana
Table of Contents
A. Executive Summary......................................................................................1
B. Project Description........................................................................................1
C. Existing Conditions........................................................................................1
Adjacent Roadways ..............................................................................2
Traffic Counts...................................................... 3
..................................
Additional Developments.................. ....................................................3
Levelof Service.....................................................................................3
D. Proposed Development..............................................................................4
E. Trip Generation and Assignment................................................................4
F. Trip Distribution ..........................................................................................6
G. Traffic Impacts Outside of the Development...............................................6
H. Impact Summary & Recommendations......................................................7
List of Figures
Figure 1 — Proposed Development Site....................
Figure 2— Proposed Development..........................................................................5
Figure 3— Trip Distribution......................................................................................6
List of Tables
Table 1 — 2013 Level of Service Summary..............................................................3
Table 2— Trip Generation Rates.............................................................................4
Table 3— Level of Service Summary With Development........................................7
i
Traditions Subdivision Phases 2 &3 Traffic Impact Study Bozeman,Montana
Traditions Subdivision Phases 2 & 3
Traffic Impact Study
Bozeman, Montana
A. EXECUTIVE SUMMARY
The Traditions Subdivision Phases 2 & 3 is a 21 acre residential development located west of
Cottonwood Road. The project would include up to 98 new residential units. As proposed, the
development will not create any new roadway capacity problems along Durston Road. The
intersection of Durston Road and Cottonwood Road is currently operating at a poor LOS in the
PM peak-hour and the traffic from this development will add to this problem. The planned four-
way STOP control at this intersection will add additional capacity but will not be a long-term
solution. It is recommended that the developers participate in the reconstruction of this
intersection once a design has been finalized. All other nearby intersections will continue to
function at acceptable levels of service and no other additional improvements will be required
along Durston Road to serve the proposed development.
B. PROJECT DESCRIPTION
This document studies the possible effect on the surrounding road system from a proposed
residential development located north of Annie Street and west of Cottonwood Road in
Bozeman, Montana. The document also identifies any traffic mitigation efforts that the
development may require. The property would be developed to include up to 98 new residential
units. Based on the City of Bozeman Subdivision Regulations, the developers must study all
effected intersections within '/2 mile of the proposed development which includes the
intersections of Durston Road with Laurel Parkway, Rosa Way, Cottonwood Road, and Flanders
Mill Road. Although this development will include the construction of a portion of Oak Street,
the section of road will not connect to the existing sections of Oak Street to east and will not
provide access to the development site until additional properties in this area are developed to the
east.
C. EXISTING CONDITIONS
The proposed development property currently consists of a 21-acre parcel of undeveloped land
located north of Annie Street and west of Twin Lakes Avenue just east of the new Boulder Creek
Subdivision and west of the existing Traditions Subdivision. The topography in this area is flat.
See Figure 1 for a location map of the proposed development.
Abelin Traffic Services 1 September 2014
Traditions Subdivision Phases 2 &3 Traffic Impact Study Bozeman,Montana
Figure 1- Proposed Development Site
E.
Traditions
Subdivision
1 Phases 2 &
�v n
�E:
Adjacent Roadways
Durston Road is a two-way east/west minor arterial route that provides access to the
residential areas to the west of Bozeman. In recent year much of the road has been
reconstructed to accommodate development in this area. Currently the road has a three-lane
cross-section with a paved width of 46-feet east of Cottonwood Road and two-lanes paved at
31 feet west of Cottonwood Road. Durston Road also has designated bike lanes. All cross-
street between Laurel Parkway and Flanders Mill Road are controlled by STOP signs. The
roadway has a posted speed limit of 35 MPH and currently carries 7,800 Vehicles Per Day
(VPD).
Laurel Parkway is a north/road that was constructed to serve the different phases of the
Laurel Glen development. This roadway was constructed with a wide median, turn lanes,
and roundabouts at some intersection to provide capacity for future development and future
road connections. The roadway has a posted speed limit of 25 MPH and currently carries
2,800 Vehicles Per Day (VPD).
Cottonwood Road is a principal arterial north/south route that provides access to the
residential developments to the north and Huffine lane to the south. The road has a two-lane
cross-section with a paved width of 28-feet near Durston Road. The road has a posted speed
limit of 25 MPH north of Durston Road and 40 MPH south of Durston Road. Cottonwood
Road currently carries 550 VPD north of Durston Road. .
Flanders Mill Road in a north/south two-lane road which provides access north to Baxter
Lane. The road currently has a paved width of 27 feet and a posted speed limit of 40 MPH.
Flanders Mill Road currently carries 2,500 VPD north of Durston Road.
Abelin Traffic Services 2 September 2014
Traditions Subdivision Phases 2 &3 Traffic Impact Study Bozeman,Montana
Traffic Counts
In July 2013 Abelin Traffic Services (ATS) collected turning movement count data at
intersections along Durston Road as part of the Boulder Creek/Westbrook development
projects. These counts included the intersections of Durston Road with Laurel Parkway,
Rose Way, Cottonwood Road, and Flanders Mill Road. ATS also collected 24-hour ADT
data on Laurel Parkway, Flanders Mill, and Durston Road. The raw traffic data is
included in Appendix A of this report.
Additional Developments
A variety of additional developments are currently in different stages of design and
construction within this area. The Boulder Creek and Westbrook developments are
underway just west of the Traditions Subdivision and will include 233 residential units.
Other developments in this area include the Norton Ranch development (270 residential
units), the J&D Family development (40 residential units) and a variety of apartment
complexes and commercial lots. The traffic from these projects was included in the
future traffic modeling for this report.
Level of Service
Using the data collected for this project, ATS conducted a Level of Service (LOS)
analysis at area intersections. This evaluation was conducted in accordance with the
procedures outlined in the Transportation Research Board's Highway Capacity Manual
(HCM) - Special Report 209 and the Highway Capacity Software (HCS) version 5.3.
Intersections are graded from A to F representing the average delay that a vehicle
entering an intersection can expect. Typically, a LOS of C or better is considered
acceptable for peak-hour conditions.
Table 1 — 2013 Level of Service Summary
AM Peak Hour PM Peak Hour
Intersection DelaySec. LOS 113elaySec. LOS
Durston Road & Laurel 14.4 B 13.3 B
Parkewa
Durston Road & Rosa 12.6 B 13.8 B
Way
Durston Road & 10.7 B 16.8 C
Cottonwood Road*
Durston Road & 11.3 B 16.8 C
Flanders Mill Road
*With Four-Way STOP control.
Abelin Traffic Services 3 September 2014
Traditions Subdivision Phases 2 &3 Traffic Impact Study Bozeman, Montana
Table 1 shows the existing 2013 LOS for the AM and PM peak hours without the traffic
from the proposed development. The LOS calculations are included in Appendix C.
Table 1 shows that the existing intersections along Durston Road are currently operating
within acceptable limits. This analysis assumes that the intersection of Cottowood Road
and Durston Road is modified to a four-way STOP controlled intersection as planned
with the Norton Ranch Subdivision.
D. PROPOSED DEVELOPMENT
The development currently under consideration for this site includes 21 acres of land located
north of Annie Street which would be developed into a residential subdivision. Phase 2 of the
Traditions Subdivision would include 34 homes and Phase 3 would include 64 homes for a total
of 98 new residential homes. The development would have designated parks and sidewalks
throughout the property. Access to the development site would be provided through new
connections to Annie Street and Twin Lakes Avenue. The Baxter Ditch runs along the west side
of the property. As this area continues to develop in the future it is likely that additional road
connections will be provided to the north and east. The Traditions Subdivision Phases 2 & 3
development is shown in Figure 2.
E. TRIP GENERATION AND ASSIGNMENT
ATS performed a trip generation analysis to determine the anticipated future traffic volumes
from the proposed development using the trip generation rates contained in Trip Generation
(Institute of Transportation Engineers, Seventh Edition). These rates are the national standard
and are based on the most current information available to planners. A vehicle "trip" is defined
as any trip that either begins or ends at the development site. ATS determined that the critical
traffic impacts on the intersections and roadways would occur during the weekday morning and
evening peak hours. According to the ITE trip generation rates, at full build-out the
developments would produce 74 AM peak hour trips, 99 PM peak hour trips, and 938 daily trips.
See Table 2 for detailed trip generation information.
Table 2 - Trip Generation Rates
AM Peak Total AM PM Peak Total PM
Hour Trip Peak Hour Trip Peak Weekday Total
Ends per Hour Trip Ends per Hour Trip Trip Ends Weekday
Land Use Units Unit Ends Unit Ends per Unit Trip Ends
Sin gle-Famil 98 0.75 1 74 j 1.01 1 99 9.57 938
Abelin Traffic Services 4 September 2014
Traditions Subdivision Phases 2 &3 Traffic Impact Study Bozeman,Montana
Figure 2 -Traditions Subdivision Phases 2 & 3
PRELIMINARY PLAT OF
TRADITIONS SUBDIVISION — PHASES 2 AND 3
LOCATED IN THE E 112 OF THE' SE 114 OF SECTION I, T. 2 S„ R. 5 E.
OF P.M.M., GALLATIN COUNTY, MONTANA
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PHASE 3
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Abelin Traffic Services 5 September 2014
Traditions Subdivision Phases 2 &3 Traffic Impact Study Bozeman,Montana
F. TRIP DISTRIBUTION
The traffic distribution and assignment for the proposed subdivisions was based upon the
existing ADT volumes along the adjacent roadways and the peak-hour turning volumes. Based
on field observations, half of the traffic from the development site will use Durston Road to
reach areas to the east in Bozeman. The rest of the traffic will use Cottonwood Road, Flanders
Mill Road, and Durston Road to reach other destinations. Traffic is expected to distribute onto
the surrounding road network as shown on Figure 3.
Figure 3—Trip Distribution
5% o
Dev.site
m
c
5%
Durston Road v 50%
cc
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v
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G. TRAFFIC IMPACTS OUTSIDE OF THE DEVELOPMENT
Using the trip generation and trip distribution numbers, ATS determined the future Level of
Service for the area intersections. The anticipated intersection LOS with the Traditions
Subdivision Phases 2 & 3 is shown in Table 3. These calculations are based on the projected
model volumes included in Appendix B of this report.
Table 3 indicates that the construction of the Traditions Subdivision Phases 2 & 3 will not cause
any new roadway capacity problems at locations along Durston Road. The intersection of
Cottonwood Road and Durston Road will need improvements to function at an adequate LOS
regardless of the construction of the Traditions Subdivision Phases 2 & 3. It should be noted that
it will take at least 3-5 years for all of the developments in this area to be completed and for
improvements to become necessary at this intersection.
There are several options for improving the capacity and LOS at the intersection of Durston
Road and Cottonwood Road. The capacity related issues at this intersection could be addressed
by constructing a traffic signal or modern roundabout at this location. If constructed, a
roundabout would operate at LOS B with 14.7 seconds of delay and would provide sufficient
Abelin Traffic Services 6 September 2014
Traditions Subdivision Phases 2 &3 Traffic Impact Study Bozeman, Montana
capacity for this intersection well into the future. If the intersection were constructed as a traffic
signal it would function at LOS B with 16.9 seconds of delay.
The City of Bozeman is currently in the planning stages of selecting a long-term improvement
for this intersection which will likely be a traffic signal or roundabout. The City is funding the
design for the intersection but has no current plans for construction funding. In this instance it
may be most appropriate for the developers to agree to pay for a portion of the construction of
the final design rather than taking additional steps to construct an interim fix for the intersection
that may not fit with the final design.
Table 3 —Level of Service Summary
With the Boulder Creek/Westbrook Developments
AM Peak Hour PM Peak Hour
Intersection Delay Sec. LOS Delay Sec. LOS
Durston Road & Laurel 15.5 B 14.2 B
Parkewa
Durston Road & Rosa 14.3 B 15.5 C
Way
Durston Road & 15.4 C 61.5 F
Cottonwood Road*
Durston Road & 12.5 B 22.5 C
Flanders Mill Road
*With Four-Way STOP control.
H. IMPACT SUMMARY & RECOMMENDATIONS
As proposed, the Traditions Subdivision Phases 2 & 3 development will not create any new
roadway capacity problems along Durston Road. The intersection of Durston Road and
Cottonwood Road is currently operating at a poor LOS in the PM peak-hour and the traffic from
this development will add to this problem. The planned four-way STOP control at this
intersection will add additional capacity but will not be a long-term solution. It is recommended
that the developers participate in the reconstruction of this intersection once a design has been
finalized. All other nearby intersections will continue to function at acceptable levels of service
and no other additional improvements will be required along Durston Road to serve the proposed
development.
Abelin Traffic Services 7 September 2014
APPENDIX A
Traffic Data
atte.an .Twme Sewicea
130 S. Howie Street
Helena, MT 59601
Abelin Traffic Services File Name : durstandcottonwood
130 S. Howie Street Site Code : 00000000
Helena, MT 59601 Start Date : 7/23/2013
Page No : 1
Qroups Pnnted-Bunk 2
FLANDERS DURSTON FLANDERS DURSTON
Southbound Westbound Northbound Eastbound
Start Time Right Thru Left Peds Right Thru Left Peds Right Thru Left Peds Right Thru I Left Peds Int,Total
07:30 AM 13 0 8 0 5 36 0 0 0 0 0 0 0 52 9 0 123
07:45 AM 1 18 0 9 0 4 25 0 0 0 0 0 0 0 103 8 0 167
Total 31 0 17 0 9 61 0 0 0 0 0 0 0 155 17 0 290
08:00 AM 8 0 6 0 4 28 0 0 0 0 0 0 0 64 10 0 120
08:15 AM 11 0 10 0 4 35 0 0 0 0 0 0 0 50 8 0 118
08:30 AM 8 0 6 0 4 28 0 0 0 0 0 0 0 53 3 0 102
08:45 AM 7 0 7 0 10 31 0 0 0 0 0.. 0 0 5,1 11 0 117_
Total 34 0 29 0 22 122 0 0 0 0 0 0 0 218 32 0 457
***BREAK***
04:15 PM I 14 0 6 0 14 62 0 0 0 0 0 0 0 40 12 0 148
04:30 PM 10 0 6 0 7 49 0 0 0 0 0 0 0 58 12 0 142
04:45 PM 12 n 5 0 8 53 0 0 0 0 0 l) 0 47 15 0 140
Total 36 0 17 0 29 164 0 0 0 0 0 0 0 145 39 0 430
05:00 PM 19 0 10 0 11 80 0 0 0 0 0 0 0 67 13 0 200
05:15 PM 18 0 12 0 16 102 0 0 0 0 0 0 0 36 12 0 196
05:30 PM 17 0 14 0 11 90 0 0 0 0 0 0 0 51 14 0 197
Grand Total 155 0 99 0 98 619 0 0 0 0 0 0 0 672 127 0 1770
Apprch% 61 0 39 0 13.7 86.3 0 0 0 0 0 0 0 84.1 15.9 0
Total% 8.8 0 5.6 0 5.5 35 0 0 0 0 0 0 0 38 7.2 0
ab-eatt .Jwmc. Sewice6
130 S. Howie Street
Helena, MT 59601
Abelin Traffic Services File Name : d u rsta nd cottonwood
130 S. Howie Street Site Code : 00000000
Helena, MT 59601 Start Date : 7/23/2013
Page No : 1
_ Groups Printed-Unshifted
COTTONWOOD DURSTON COTTONWOOD DURSTON
_ Northbound Westbound Northbound Eastbound
Start Time Right Thru Left Peds Right Thru Left i Peds Right Thru Left Peds Right Thru Leff Peds Int Total
07:30 AM 4 3 6 0 0 28 14 0 13 1 9 0 11 49 1 1 140
07:45 AM , _2 U 3 Q _ 1 26_ 26 0 14 1 1 30 81 0 01 185
Total 6 3 9 0� 1 54 40 0 1 27 2 10 0 41 130 1 1 1 325
08:00 AM I 1 2 4 0 0 28 22 0 18 0 3 0 15 48 1 0 I 142
08:15 AM 0 1 3 0 2 32 19 0 23 2 7 0 14 44 0 0 147
08:30 AM 1 3 1 0 0 29 17 0 12 1 2 0 7 49 0 0 122
08:45 AMA_ 0 1 3 0 2 38 18 0 , 19 0 3 0 16 46 2 _ 0 148
Total 2 7 11 0 4 127 76 0 72 3 15 0 52 187 3 0I 559
***BREAK***
04:15 PM 1 1 1 0 2 64 15 0 28 2 11 0 15 37 0 0 177
04:30 PM 2 1 3 0 1 54 12 0 29 6 10 0 10 59 1 0 188
04;45 P1N 0 2 2 2 51 19 0 _ 37 2 10 0 _ 6 56 0 0 187
Total 3 4 6 0 5 169 46 0 1 94 10 31 0 31 152 1 0 552
05:00 PM 0 2 3 0 2 76 27 0 34 4 15 0 19 59 2 0 243
05:15 PM 0 0 1 0 9 98 32 0 31 3 20 0 8 38 2 0 242
05:30 PM 0 0 6 0 6 78 32 0 43 5 23 0 13 52 0 0 258
Grand Total 11 16 36 0 27 602 253 0 301 27 114 0 164 618 9 1 2179
Apprch% 17.5 25.4 57.1 0 3.1 68.3 28.7 0 68.1 6.1 25.8 0 20.7 78 1.1 0 1
Total% 0.5 0.7 1.7 0 1.2 27.6 11.6 0 13.8 1.2 5.2 0 7.5 28.4 0.4 0
Clear .l wme Sewicea
130 S. Howie Street
Helena, MT 59601
Abelin Traffic Services File Name : durstandrosa
130 S. Howie Street Site Code : 00000000
Helena, MT 59601 Start Date : 7/22/2013
Page No : 1
Groups Printed-Unshifted
ROSA DURSTON ROSA DURSTON
Southbound Westbound Northbound Eastbound
Stut'j'iMe, Right Thru Left Peds Right Thru I Left Peds Right I hru Left Peds Right Thru Left Peds Int.Total
07:30 AM 1 0 2 0 0 28 0 0 0 0 0 0 0 56 0 0 87
07:45 AM 2 0 4 0 1 59 0 0 0 0 0 0 0 109 0 0 175
Total 3 0 6 0 1 87 0 0 0 0 0 0 0 165 0 0 262
08:00 AM 1 0 2 0 0 28 0 0 0 0 0 0 0 69 1 0 101
08:15 AM 1 0 3 0 0 26 0 0 0 0 0 0 0 69 1 0 100
08:30 AM l 0 2 0 0 37 0 0 0 0 0 0 0 52 0 0 92
08:45 AM 1 0 2 0 , 0 23 0 0 0 0 0 Q _.Q 64 0 0 90
Total 4 0 9 0 0 114 0 0 0 0 0 0 0 254 2 0 383
***BREAK***
04:30 PM 0 0 1 0 1 63 0 0 0 0 0 0 0 47 3 0 115
04:45 PM 0 0 2 1 70 0 0 0 0 0 0 0 51 0 0 124
Total 0 0 3 0 2 133 0 0 0 0 0 0 0 98 3 0 239
05:00 PM 0 0 1 0 2 56 0 0 0 0 0 0 0 50 0 0 109
05:15 PM 0 0 0 0 1 85 0 0 0 0 0 0 0 52 0 0 138
05:30 PM 1 0 4 0 4 106 0 0 0 0 0 0 0 71 1 0 187
05:45 111M u 0 1 0 1 74 0 0 0 0 l) 62 0 0 lab
Total 1 0 6 0 8 321 0 0 0 0 0 0 0 235 1 0 572
Grand Total 8 0 24 0 11 655 0 0 0 0 0 0 0 752 6 0 1456
Apprch% 25 0 75 0 1 7 98.3 0 0 0 0 0 0 0 99.2 0.8 0
Total% 0.5 0 1.6 0 0.8 45 0 0 0 0 0 0 0 51.6 0.4 0
ahlin .l uoc. Sewiceii
130 S. Howie Street
Helena, MT 59601
Abelin Traffic Services File Name : durstandrosa
130 S. Howie Street Site Code : 00000000
Helena, MT 59601 Start Date : 7/22/2013
Page No : 1
Groups Printed-Bank 1
LAUREL DURSTON LAUREL DURSTON
Southbound Westbound Northbound E tb and
Start Time Right Thru Left. Peds Right Thru Left Peds Right � Thru I Left Peds Right _ Thru I Left Peds Int Total
07:30 AM 0 0 10 0 2 27 0 0 0 0 0 0 0 55 1 ti 95
07:45 AM 5 0 43 0 8 53 0 0 0 0 0 (1 0 190 (1 ci 299
Total 5 0 53 0 1 10 80 0 0 (1 0 0 0 0 245 1 0 1 394
08:00 AM 3 0 24 0 6 23 0 0 0 0 0 0 0 69 1 0 1 126
08:15 AM 1 0 21 0 7 20 0 0 0 0 0 0 0 70 0 0 119
08:30 AM 1 0 13 0 3 35 0 0 0 0 0 0 0 51 1 0 104
08:45 AM 1 0 16 0 0 24 0 0 0 0 0 ri 0 64 0 105
Total 6 0 74 0 16 102 0 0 (1 0 0 0 0 254 2 0 454
***BREAK***
04:30 PM 2 0 13 0 14 49 0 0 0 0 0 0 0 48 2 0 128
_04:45 PM 1 0 18 0 20 50 0 0 0 0 U _ Q 0 483 0 I 140
Total 3 0 31 0 34 99 0 0~ 0 0 0 0 0 96 0 268
05:00 PM 2 0 6 0 11 45 0 0 0 0 0 0 0 47 3 0 114
05:15 PM 0 0 12 0 15 70 0 0 0 0 0 0 0 47 5 0 149
05:30 PM 4 0 11 0 20 87 0 0 0 0 0 0 0 69 3 0 194
0 :4�I'M 1; 0 12 0 26 48 0 0 0 0 0 0 0 58 4 0 149
Total 7 0 41 0 72 250 0 0 0 0 0 0 0 221 15 0 606
Grand Total 21 0 199 0 132 531 0 0 0 0 0 0 0 816 23 0 1722
Appreh% 9.5 0 905 0 19.9 80.1 0 0 0 0 0 0 0 97.3 2.7 0
Total% 1.2 0 11.6 0 7.7 30.8 0 0 0 0 0 0 0 47.4 1.3 0
VolumeBasic / /
Station ID : DURST Last Connected Device Type Unic-L
Info Line 1 : ATS Version Number : 1.41
Info Line 2 : UNICORN #1 Serial Number
GPS Lat/Lon : Number of Lanes : 1
DB File : DURST.DB Posted Speed Limit :
Lane #1 Configuration
# Dir. Information Volume Mode Volume Sensors Divide By 2 Comment
1. ALL Normal Axle Yes
Lane#1 Basic Volume Data From: 11:00 -08/06/2013 To: 08:59 -08/09/2013
Date DW 0000 0100 0200 0300 0400 0500 0600 0700 0800 0900 1000 1100 1200 1300 1400 1500 1600 1700 1800 1900 2000 2100 2200 2300 Total
080613 T 544 667 597 543 570 708 885 621 399 360 257 124 88 6363
080713 W 34 11 18 7 15 72 227 554 595 509 485 502 613 542 549 595 849 881 618 390 317 269 157 80 8689
080813 T 38 11 7 7 18 84 232 515 598 529 536 511 631 635 607 552 694 905 606 423 298 212 153 90 8892
080913 F 50 27 20 14 25 65 205 464 870
Month Total 122 49 45 28 58 221 664 1533 1193 1038 1021 1557 1911 1774 1699 1717 2051 2671 1845 1212 975 738 434 258 24814
Percent. 0% 0% 0% 0% 0% 1% 3% 6% 5% 4% 4% 6% 8% 7% 7% 7% 8% 11% 7% 5% 4% 3% 2% 1%
ADT' 41 16 15 9 19 74 221 511 597 519 511 519 637 591 566 572 684 890 615 404 325 246 145 66 8813
Sun Mon Tue Wed Thu Fri Sat Total Percent
DW Totals 0 0 6363 8689 8892 870 0 Weekday(Mon-Fri) 24814 100%
#Days 0.0 0.0 0.5 1.0 1.0 0.3 0.0 ADT 8631
ADT 0 0 11747 8689 8892 2610 0 Weekend(Sat-Sun): 0 0%
Percent 0% 0% 26% 35% 36% 4% 0% ADT 0
Centurion Basic Volume Report Printed:0&21113 Page 1
Basic Volume / /
Station ID : CTNWD N Last Connected Device Type : Unic-L
Info Line 1 : ATS Version Number 1.41
Info Line 2 : UNICORN#3 Serial Number 91888
GPS Lat/Lon : Number of Lanes : 1
DB File : CTNWD N.DB Posted Speed Limit :
fLane #1 Configuration
# Dir. Information Volume Mode Volume Sensors Divide By 2 Comment
1. ALL Normal Axle Yes
Lane#1 Basic Volume Data From: 10:00 -08/06/2013 To: 08:59 -08/09/2013
Date DW 0000 0100 0200 0300 0400 0500 0600 0700 0800 0900 1000 1100 1200 1300 1400 1500 1600 1700 1800 1900 2000 2100 2200 2300 Total
080613 T 29 34 38 44 40 32 52 56 36 33 24 17 15 5 455
080713 W 3 2 0 0 3 6 9 26 14 23 24 42 43 29 28 37 32 52 55 19 28 8 19 5 507
080813 T 2 6 0 0 4 12 12 25 23 21 26 30 33 37 43 42 38 44 49 32 24 16 7 2 528
080913 F 5 6 2 1 7 6 8 23 58
Month Total 10 14 2 1 14 24 29 74 37 44 79 106 114 110 111 111 122 152 140 84 76 41 41 12 1548
Percent. 1% 1% 0% 0% 1% 2% 2% 5% 2% 3% 5% 7% 7% 7% 7% 7% 8% 10% 9% 5% 5% 3% 3% 1%
ADT 3 5 1 0 5 8 10 25 19 22 26 35 38 37 37 37 41 51 47 28 25 14 14 4 532
Sun Mon Tue Wed Thu Fri Sat Total Percent
DW Totals 0 0 455 507 528 58 0 Weekday(Mon-Fri) 1548 100%
#Days 0.0 0.0 0.6 1.0 1.0 0.3 0.0 ADT 531
ADT 0 0 780 507 528 174 0 Weekend(Sat-Sun) 0 0%
Percent 0% 0% 29% 33% 34% 4% 0% ADT 0
Centurion Basic Volume Report Printed.08121113 Page 1
APPENDIX B
Traffic Model
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APPENDIX C
LOS Calculations
TWO-WAY STOP CONTROL SUMMARY
'General Information Site Information
Analyst RLA Intersection Durston &Laurel
Agency/Co. Abelin Traffic Jurisdiction
Date Performed 8/12/2013 Analysis Year 2013
nal sis Time Period AM Peak Hour
Project Description Traditions Ph 2&3
East/West Street: Durston Road North/South Street: Laurel Parkway
Intersection Orientation: East-West IStudy Period hrs): 0.25
Vehicle Volumes and Adjustments
(Major Street Eastbound Westbound
Movement 1 2 3 4 5 6
L T R L T R
Volume(veh/h) 4 264 212 32
Peak-Hour Factor PHF 1.00 1.00 1.00 1.00 1.00 1.00
(Hourly Flow Rate, HFR 4 264 0 0 212 32
(veh/h)
Percent HeavyVehicles 0 - 0 - -
Median Type Undivided
RT Channelized 0 0
Lanes 0 1 0 0 1 0
Configuration LT TR
Upstream Signal 0 1 0
(Minor Street Northbound Southbound
Movement 7 8 9 10 11 12
L T R L T R
'Volume (veh/h) 172 20
Peak-Hour Factor, PHF 1.00 1.00 1.00 1.00 1.00 1.00
Hourly Flow Rate, HFR 0 0 0 172 0 20
veh/h
Percent Heavy Vehicles 0 0 0 0 0 0
Percent Grade(%) 0 0
Flared Approach N N
Storage 0 0
RT Channelized 0 0
Lanes 0 0 0 1 0 1
Configuration L R
Delay,Queue Length, and Level of Service
Approach Eastbound Westbound Northbound Southbound
Movement 1 4 7 8 9 10 11 12
Lane Configuration LT L R
y(veh/h) 4 172 20
C (m) (veh/h) 1334 532 816
V/c 0.00 0.32 0.02
95%queue length 0.01 1.39 0.08
Control Delay(s/veh) 7.7 15.0 9.5
LOS A 8 A
Approach Delay(s/veh) 14.4
Approach LOS -- 8
Copyright©2010 University of Florida,All Rights Reserved HCS+TM Version 5 6 Generated: 9123/2014 8:14 AM
TWO-WAY STOP CONTROL SUMMARY
General Information ,Site Information
Analyst RLA Intersection Durston &Laurel
Agency/Co Abelin Traffic Jurisdiction
Date Performed 811212013 Analysis Year 2013
nal sis Time Period PM Peak Hour
Project Description Traditions Ph 2&3
East/West Street: Durston Road North/South Street: Laurel Parkwav
Intersection Orientation: East-West IStudy Period hrs : 0.25
Vehicle Volumes and Adjustments
(Major Street Eastbound Westbound
(Movement 1 2 3 4 5 6
L T R L T R
volume(veh/h) 12 240 348 80
Peak-HoLir Factor PHF 1 nn 1.00 1.00 1.00 1.00 1.00
Hourly Flow Rate, HFR 12 240 0 0 348 80
(veh/h
Percent Heavy Vehicles 0 -- - 0 -- --
Median Type Undivided
RT Channelized 0 0
Lanes 0 1 0 0 1 0
Configuration LT TR
Upstream Signal 0 0
Minor Street Northbound Southbound
(Movement 7 8 9 10 11 12
L T R L T R
'Volume veh/h) 44 16
Peak-Hour Factor, PHF 1.00 1.00 1.00 1.00 1.00 1.00
Hourly Flow Rate, HFR 0 0 0 44 0 16
'veh/h)
Percent Heavy Vehicles 0 0 0 0 0 0
Percent Grade(%) 0 0
Flared Approach N N
Storage 0 0
RT Channelized 0 0
Lanes 0 0 0 1 0 1
Configuration i i L R
Delay,Queue Length,and Level of Service
Approach Eastbound Westbound Northbound Southbound
Movement 1 4 7 8 9 10 11 12
Lane Configuration LT L R
v(veh/h) 12 44 16
C (m) (veh/h) 1142 1 431 665
vlc 0.01 0.10 0.02
'95%queue length 0.03 0.34 0.07
Control Delay(s/veh) 8.2 14.3 10.5
LOS A 8 8
Approach Delay(s/veh) - 13.3
Approach LOS -- -- 8
Copyright©2010 University of Florida,All Rights Reserved HCS+TM Version 5 6 Generated: 9/23/2014 8:15 AM
TWO-WAY STOP CONTROL SUMMARY
General Information Site Information
;Analyst RLA Intersection Durstoii &Rosa Way
'Agency/Co. helin Traffic Jurisdiction
Date Performed 811212013 Analysis Year 2013
,'Analysis Time Period AM Peak Hour
(Project Description Traditions Ph 2&3
East/West Street: Durston Road Worth/South Street: Rosa Way
Intersection Orientation: East-West Stud Period (hrs : 0.25
Vehicle Volumes and Adjustments
Major Street Eastbound Westbound
Movement 1 2 3 4 5 6
L T R L T R
Volume (veh/h) 2 436 236 4
Peak-Hour Factor, PHF 1.00 1.00 1.00 1.00 1.00 1.00
Hourly Flow Rate, HFR 2 436 0 0 236 4
veh/h
Percent Heavy Vehicles 0 1 0 -- --
Median Type Undivided
RT Channelized 0 0
I-anes 0 1 0 0 1 0
Configuration LT TR
U stream Si nal 0 0
Minor Street Northbound Southbound
Movement 7 8 9 10 11 12
L T R L T R
volume (veh/h) 16 8
Peak-Hour Factor, PHF 1.00 1.00 1.00 1.00 1.00 1.00
Hourly Flow Rate, HFR 0 0 0 16 0 8
(veh/h
Percent Heavy Vehicles 0 0 0 0 1 0 0
Percent Grade (%) 0 0
Flared Approach N N
Storage 0 0
IPT Channelized 0 0
Lanes 0 0 0 1 0 0 0
Configuration L LR
IDela ,Queue Length,and Level of Service
Approach Eastbound Westbound Northbound Southbound
(Movement 1 4 7 8 9 10 11 12
(Lane Configuration LT LR
(veh/h) 2 24
C (m)(veh/h) 1339 500
WC 0.00 0.05
95%queue length 0.00 0.15
Control Delay(s/veh) 7.7 12.6
LOS A 8
Approach Delay (s/veh) -- 12.6
Approach LOS -- 8
Copyright 0 2010 University of Florida,All Rights Reserved HCS+TM Version 5 6 Generated: 9/23/2014 8:16 AM
TWO-WAY STOP CONTROL SUMMARY
General Information Site Information
Analyst RLA Intersection Durston & Rosa Way
Agency/Co. Abelin Traffic Jurisdiction
Date Performed 811212013 Analysis Year 2013
Analysis Time Period PM Peak Hour
Project Descri tion Traditions Ph 2&3
East/West Street: Durston Road North/South Street: Rosa Way
Intersection Orientation: East-West IStudy Period (hrs): 0.25
Vehicle Volumes and Adjustments
(Major Street Eastbound Westbound
Movement 1 2 3 4 5 6
L T R L T R
'Volume veh/h 4 284 424 16
Peak-Hour Factor PHF 1.00 1.00 1.00 1.00 1.00 1.00
Hourly Flow Rate, HFR 4 284 0 0 424 16
('veh/h
Percent Heavy Vehicles 0 1 0 -- --
Median Type Undivided
RT Channelized 0 0
Lanes 1 0 1 0 0 1 0
Configuration LT TR
'Upstream Signal 0 0
Minor Street Northbound Southbound
Movement 7 8 9 10 11 12
L T R L T R
Volume veh/h 16 4
Peak-Hour Factor. PHF 1.00 1.00 1.00 1.00 1.00 1.00
Hourly Flow Rate, HFR 0 0 0 16 0 4
(veh/h)
(Percent Heavy Vehicles 0 0 0 0 0 0
(Percent Grade (%) 0 0
(Flared Approach N N
Storage 0 0
IRT Channelized 0 0
(Lanes 0 0 0 0 0 0
Configuration I LR
Delay,Queue Length, and Level of Service
Approach Eastbound Westbound Northbound Southbound
Movement 1 4 7 8 9 10 11 12
Lane Configuration LT LR
(veh/h) 4 20
C (m) (veh/h) 1131 427
rlc 0.00 0.05
95% queue length 0.01 0.15
Control Delay(s/veh) 8.2 13.8
LOS A 8
Approach Delay(s/veh) -- 13.8
Approach LOS -- - 8
Copyright 0 2010 University of Florida,All Rights Reserved HCS+TM Version 5 6 Generated: 9/23/2014 8:16 AM
ALL-WAY STOP CONTROL ANALYSIS
General Information Site Information
nal st RLA Intersection Cottonwod&Durston
en /Co. WOO Traffic urisdiction
Oate Performed 8/12/2013 Analysis Year 2013
nal sis Time Period AM Peak Hour
Project ID Traditions Ph 2&3
East/West Street: Durston Road North/South Street: Cottonwood Road
Volume Adjustments and Site Characteristics
Approach Eastbound Westbound
Movement L T R L T R
Volume(veh/h) 4 324 120 104 104 4
%Thrus Left Lane
roach Northbound Southbound
Movement L T R L T R
olume(veh/h) 4 4 56 12 4 8
x Thrus Left Lane
Eastbound Westbound Northbound Southbound
L1 L2 L1 L2 L1 L2 L1 L2
Configuration LTR LTR LTR LTR
PHF 1.00 1.00 1.00 1.00
Flow Rate(veh/h) 448 212 64 24
'Yo Heavy Vehicles 0 0 0 1 0
No. Lanes 1 1 1 1
Geometry Group 1 1 1 1
Duration,T 0.25
Saturation Headway Adjustment Worksheet
Prop.Left-Turns 0.0 0.5 0.1 0.5
Prop.Right-Turns 0.3 0.0 0.9 0.3
Prop.Heavy Vehicle 0.0 0.0 0.0 0.0
hLT-adj 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2
hRT-adj -0.6 -0.6 -0.6 -0.6 1 -0.6 1 -0.6 1 -0.6 1 -0.6
hHV-adj 1.7 1.7 1.7 1.7 1 1.7 1.7 1.7 1.7
hadj,computed -0.2 0.1 -0.5 -0.1
IDe arture Headway and Service Time
lid,initial value(s) 3.20 3.20 3.20 3.20
x,initial 0.40 0.19 0.06 0.02
lid,final value(s) 4.22 4.69 4.88 5.37
x,final value 0.53 0.28 0.09 0.04
ove-up time,m(s) 1 2.0 2.0 2.0 2.0
Service Time,is(s) 1 2.2 2.7 2.9 3.4
ICapacity and Level of Service
Eastbound Westbound Northbound Southbound
L1 L2 L1 L2 L1 L2 L1 L2
Capacity(veh/h) 698 462 314 274
Delay(s/veh) 11.79 9.46 8.35 8.57
LOS 8 A A A
Approach:Delay(s/veh) 11.79 9.46 8.35 8.57
LOS 8 A A A
Intersection Delay(s/veh) 10.73
Intersection LOS 8
Copyright©2010 University of Florida,All Rights Reserved HCS+TM Version 5 6 Generated: 9/23/2014 8:12 AM
ALL-WAY STOP CONTROL ANALYSIS
General Information Site Information
nal st RLA Intersection Cottonwod 8 Durston
enc /Co Abefin Tiac urisdiction
ate Performed 8/12/2013 nal sis Year 2013
nal sis Time Period JPM Peak Hour
Project ID Traditions Ph 2&3
ast/West Street: Durston Road North/South Street: Cottonwood Road
r
lume Adjustments and Site Characteristics
roach Eastbound Westbound
ement L T R L T R
me(veh/h) 8 208 52 128 312 24
hrus Left Lane
Approach Northbound Southbound
Movement L T R L T R
olume(veh/h) 172 50 92 24 4 4
'/oThrus Left Lane
Eastbound Westbound Northbound Southbound
L1 L2 L1 L2 L1 L2 L1 L2
Configuration LTR LTR LTR LTR
PHF 1.00 1.00 1.00 1.00
Flow Rate(veh/h) 268 464 314 32
Heavy Vehicles 0 0 Q 1 0
No Lanes 1 1 1 1
Geometry Group 1 1 1 1
Duration,T 0.25
Saturation Headway Adjustment Worksheet
Prop Left-Turns 0.0 0.3 0.5 0.8
Prop. Right-Turns 0.2 0.1 0.3 0.1
Prop.Heavy Vehicle 0.0 0.0 0.0 0.0
iLT-adj 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2
iRT-adj 1 -0.6 1 -0.6 1 -0.6 1 -0.6 1 76 -0.6 -0.6 -0.6
tHV-adj 1.7 1.7 1.7 1.7 1.7 1.7 1.7 1.7
hadj,computed -0.1 0.0 -0.1 0.1
IDe arture Headway and Service Time
lid,initial value(s) 3.20 3.20 3.20 3.20
initial 0.24 0.41 0.28 0.03
hd,final value(s) 5.68 5.49 5.92 6.81
final value 0.42 0.71 0.52 0.06
Move-up time,m(s) 2.0 2.0 2.0 2.0
service Time,is(s) 3.7 3.5 3.9 4.8
lCapacity and Level of Service
Eastbound Westbound Northbound Southbound
L1 L2 L1 L2 L1 L2 L1 L2
Capacity(veh/h) 518 638 564 282
Delay(s/veh) 12.77 20.69 15.08 10.25
LOS B C C B
Approach:Delay(s/veh) 12.77 20.69 15.08 10.25
LOS B C C B
Intersection Delay(s/veh) 16.78
Intersection LOS C
Copyright©2010 University of Florida,All Rights Reserved HCS+TM Version 5.6 Generated: 9/23/2014 8:12 AM
TWO-WAY STOP CONTROL SUMMARY
General Information Site Information
Analyst RLA Intersection Dulstoo &Flanders
Agency/Co. Abefin Traffic Jurisdiction
Date Performed 811212013 Analysis Year 2013
Analysis Time Period AM Peak Hour
Project Description Traditions Ph 2&3
East/West Street: Du/stoo Road North/South Street: Flanders Mill
Intersection Orientation: East-West IStudy Period hrs : 0.25
Vehicle Volumes and Adjustments
Major Street Eastbound Westbound
Movement 1 2 3 4 5 6
L T R L T R
'Volume(veh/h) 32 392 140 16
Peak-Hour Factor. PHF 1.00 1.00 100 1.00 1.00 1.00
Hourly Flow Rate, HFR 32 392 0 0 140 16
'veh/h
Percent Heavy Vehicles 0 -- 1 0 --
Median Type Undivided
IRT Channelized 0 0
Lanes 1 1 0 0 1 0
Configuration L T TR
Upstream Signal 0 0
(Minor Street Northbound Southbound
Movement 7 8 9 10 11 12
L T R L T R
volume (veh/h) 36 72
Peak-Hour Factor, PHF 1.00 1.00 1.00 1.00 1.00 1.00
Dourly Flow Rate, HFR 0 0 0 36 0 72
(veh/h)
(Percent Heavy Vehicles 0 0 0 0 0 0
(Percent Grade(%) 0 0
Flared Approach N N
Storage 0 0
IRT Channelized 0 0
(Lanes 1 0 0 0 1 0 0 0
Configuration LR
Delay, Queue Length, and Level of Service
Approach Eastbound Westbound Northbound Southbound
Movement 1 4 7 8 9 10 11 12
Lane Configuration L LR
v(veh/h) 32 108
C (m) (veh/h) 1436 680
vlc 0.02 0.16
95% queue length 0.07 0.56
Control Delay(s/veh) 7.6 11.3
LOS A 8
Approach Delay(s/veh) 11.3
Approach LOS -- - B
Copyright©2010 University of Florida,All Rights Reserved HCS+TM Version 5 6 Generated: 9/23/2014 6:13 AM
TWO-WAY STOP CONTROL SUMMARY
General Information Site Information
Analyst RLA Intersection Durston &Flanders
Agency/Co. belie Traffic 5urisdiction
.Date Performed 811212013 Analysis Year 2013
Anal sis Time Period PM Peak Hour
Project Description Traditions Ph 2&3
East/West Street: Durston Road North/South Street: Flanders Mill
Intersection Orientation: East-West IStudy Period hrs : 0.25
Vehicle Volumes and Adjustments
Major Street Eastbound Westbound
Movement 1 2 3 4 5 6
L T R L T R
Volume (veh/h) 56 324 408 44
Peak-Hour Factor, PHF 1.00 1.00 1.00 1.00 1.00 1 00
Hourly Flow Rate, HFR 56 324 0 0 408 44
veh/h)
Percent Heavy Vehicles 0 -- -- 0 -- --
Median Type Undivided
RT Channelized 0 0
Lanes 1 1 0 0 1 0
Configuration L T TR
iU stream Signal 0 0
(Minor Street Northbound Southbound
Movement 7 8 9 10 11 12
L T R L T R
Volume veh/h 56 68
(Peak-Hour Factor, PHF 1.00 1.00 1.00 1 1.00 1.00 1.00
Hourly Flow Rate, HFR 0 0 0 56 0 68
vch/h)
(Percent Heavy Vehicles 0 0 0 0 0 0
(Percent Grade (%) 0 0
(Flared Approach N N
Storage 0 0
IRT Channelized 0 0
(Lanes 0 0 0 0 0 0
Configuration LR
Delay, Queue Length, and Level of Service
Approach Eastbound Westbound Northbound Southbound
IMovement 1 4 7 8 9 10 11 12
(Lane Configuration L LR
✓(veh/h) 56 124
C (m) (veh/h) 1119 429
✓/c 0.05 0.29
135%queue length 0.16 1.18
Control Delay(s/veh) 8.4 16.8
ILOS A C
Approach Delay(s/veh) -- 16.8
Approach LOS -- -- C
Copyright©2010 University of Florida,All Rights Reserved HCS+TM Version 5.6 Generated: 9/23/2014 8:14 AM
TWO-WAY STOP CONTROL SUMMARY
General Information Site Information
Analyst RLA Intersection Durston &Laurel
Agency/Co. belin Traffic Jurisdiction
Date Performed 811212013 Analysis Year With Develo ment
nal sis Time Period AM Peak Hour
Project Description BoulderlWestbrook+ Traditions Ph 2&3
East/West Street: Durston Road North/South Street: Laurel Parkway
Intersection Orientation: East-West Stud Period hrs : 0.25
Vehicle Volumes and Adjustments
Major Street Eastbound Westbound
Movement 1 2 3 4 5 6
L T R L T R
Volume (veh/h) 6 265 229 40
Peak-Hour Factor, PHF 1.00 1.00 1.00 1.00 1.00 1.00
Hourly Flow Rate, HFR 6 265 0 0 229 40
('veh/h)
Percent Heavy Vehicles 0 -- 0 -- --
(Median Type Undivided
RT Channelized 0 0
Lanes 0 1 0 0 1 0
Configuration LT TR
Upstream Signal 1 0 0
(Minor Street Northbound Southbound
(Movement 7 8 9 10 11 12
L T R L T R
Volume (veh/h) 195 26
Peak-Hour Factor, PHF 1.00 1.00 1.00 1.00 1.00 1.00
Hourly Flow Rate, HFR 0 0 0 195 0 26
veh/h)
Percent Heavy Vehicles 0 0 0 0 0 0
Percent Grade (%) 0 0
Flared Approach N N
Storage 0 0
RT Channelized 0 0
Lanes 1 0 0 0 1 1 0 1
Configuration I I L R
Delay, Queue Length, and Level of Service
Approach Eastbound Westbound Northbound Southbound
Movement 1 4 7 8 9 10 11 12
Lane Configuration LT L R
✓ (veh/h) 6 195 26
C (m) (veh/h) 1306 1 514 795
✓lc 0.00 0.38 0.03
95% queue length 0.01 1.76 0.10
Control Delay (s/veh) 7.8 16.2 9.7
LOS A C A
Approach Delay(s/veh) -- 15.5
Approach LOS -- - C
Copyright©2010 University of Florida,All Rights Reserved HCS+TM Version 5.6 Generated: 9/23/2014 6:23 AM
TWO-WAY STOP CONTROL SUMMARY
,General Information Site Information
Analyst RLA Intersection Durston & Laurel
Agency/Co. Abelin Traffic JUrisdiction
Date Performed 811212013 Analysis Year Willi Development
Analysis Time Period PM Peak Hour
Project Descri tion Boulder/Westbrook+ Traditions Ph 2&3
East/West Street: Durston Road (North/South Street: Laurel Parkway
Intersection Orientation: East-West [Study Period (hrs): 0.25
Vehicle Volumes and Adjustments
(Major Street Eastbound Westbound
Movement 1 2 3 4 5 6
L T R L T R
volume (veh/h) 18 243 359 106
Peak-Hni it Fartnr PHF 1.00 1.00 1.00 1.00 1 on 1.00
Hourly Flow Rate, HFR 18 243 0 0 359 106
(veh/h
Percent Heavy Vehicles 0 - -- 1 0 -- --
Median Type Undivided
RT Channelized 0 0
Lanes 0 1 0 0 1 0
Configuration LT TR
'Upstream Signal 0 0
Minor Street Northbound Southbound
Movement 7 8 9 10 11 12
L T R L T R
Volume (veh/h) 59 20
Peak-Hour Factor. PHF 1.00 1.00 1.00 1 1.00 1.00 1.00
(Hourly Flow Rate, HFR 0 0 0 59 0 20
(veh/h)
(Percent Heavy Vehicles 0 0 0 0 0 0
(Percent Grade(%) 0 0
(Flared Approach N N
Storage 0 0
IRT Channelized 0 0
(Lanes 1 0 0 0 1 0 1
Configuration L R
Delay, Queue Length, and Level of Service
Approach Eastbound Westbound Northbound Southbound
(Movement 1 4 7 8 9 10 11 12
Lane Configuration LT L R
✓(veh/h) 18 59 20
C (m)(veh/h) 1107 1 406 644
✓/c 0.02 0.15 0.03
95%queue length 0.05 0.50 0.10
Control Delay(s/veh) 8.3 15.4 1 10.8
LOS A C B
Approach Delay(s/veh) -- -- 14.2
Approach LOS -- B
Copyright 0 2010 University of Florida,All Rights Reserved HCS+TM Version 5 6 Generated: 9/23/2014 8:24 AM
TWO-WAY STOP CONTROL SUMMARY
General Information Site Information
Analyst RLA Intersection Durston &Rosa Way
Agency/Co Abelin Traffic ,Jurisdiction
Date Performed 8/12/2013 Analysis Year With Development
Analysis Time Period AM Peak Hour
Project Description Boulder/Westbrook+ Traditions Ph 2&3
East/West Street: Durston Road North/South Street: Rosa Way
Intersection Orientation: East-West :Studv Period hrs : 0.25
Vehicle Volumes and Adjustments
(Major Street Eastbound Westbound
Movement 1 2 3 4 5 6
L T R L T R
Volume (veh/h) 2 459 258 13
Peak-Hour Factor. PHF 1.00 1.00 100 1.00 1.00 1.00
Hourly Flow Rate, HFR 2 459 0 0 258 13
'veh/h
Percent Heavy Vehicles 0 - -- 0 -- --
(Median Type Undivided
IPT Channelized 0 0
Lanes 0 1 0 0 1 0
Configuration LT TR
Upstream Signal 1 0 1 0
(Minor Street Northbound Southbound
Movement 7 8 9 10 11 12
L T R L T R
Volume veh/h 41 11
Peak-Hour Factor, PHF 1.00 1.00 1.00 1.00 1.00 1.00
(Hourly Flow Rate, HFR 0 0 0 41 0 11
(veh/h
Percent Heavy Vehicles 0 0 0 0 0 0
Percent Grade (%) 0 0
Flared Approach N N
Storage 0 0
RT Channelized 0 0
Lanes 1 0 0 0 1 0 0 0
Configuration LR
Delay, Queue Length, and Level of Service
Approach Eastbound Westbound Northbound Southbound
Movement 1 4 7 8 9 10 11 12
I-ane Configuration LT LR
v(veh/h) 2 52
C (m) (veh/h) 1304 439
✓lc 0.00 0.12
95% queue length 0.00 0.40
Control Delay (s/veh) 7.8 14.3
LOS A B
Approach Delay(s/veh) -- 14.3
Approach LOS - B
Copyright 0 2010 University of Florida,All Rights Reserved HCS+TM Version 5 6 Generated: 9/23/2014 8:24 AM
TWO-WAY STOP CONTROL SUMMARY
(General Information Site Information
Analyst RLA Intersection Durston&Rosa Way
AAgency/Co- Abefin Traffic Jurisdiction
Date Performed 811212013 Analysis Year With Development
Analysis Time Period PM Peak Hour
Project Description Boulder/Westbrook+ Traditions Ph 2&3
East/West Street: Durston Road North/South Street: Rosa Way
Intersection Orientation: East-West IStudy Period (hrs): 0.25
Vehicle Volumes and Adjustments
Major Street Eastbound Westbound
Movement 1 2 3 4 5 6
L T R L T R
Volume(veh/h) 7 299 459 45
(Peak-Hour Factor, PHF 1.00 1.00 1.00 1 on 1.00 1.00
(Hourly Flow Rate, HFR 7 299 0 0 459 45
veh/h)
(Percent Heavy Vehicles 0 -- - 0 -- --
IMedian Type Undivided
IRT Channelized 0 0
Panes 0 1 0 0 1 0
Configuration LT TR
iJ stream Signal 0 0
(Minor Street Northbound Southbound
(Movement 7 8 9 10 11 12
L T R L T R
Volume veh/h) 32 6
Peak-Hour Factor. PHF 1.00 1.00 1.00 1.00 1.00 1.00
Hourly Flow Rate, HFR 0 0 0 32 0 6
veh!h�
Percent Heavy Vehicles 0 0 0 0 0 0
Percent Grade(%) 0 0
Flared Approach N N
Storage 0 0
IRT Channelized 0 0
Lanes 0 0 0 0 0 0
Configuration I LR
Delay, Queue Length, and Level of Service
Approach Eastbound Westbound Northbound Southbound
(Movement 1 4 7 8 9 10 11 12
Lane Configuration LT LR
u(veh/h) 7 38
C (m) (veh/h) 1071 381
vlc 0.01 0.10
'95%queue length 0.02 0.33
Control Delay(s/veh) 8.4 15.5
LOS A C
Approach Delay(s/veh) -- -- 15.5
Approach LOS -- - C
Copyright©2010 University of Florida,All Rights Reserved HCS+TM Version 5.6 Generated: 9/23/2014 8:25 AM
ALL-WAY STOP CONTROL ANALYSIS
General Information Site Information
Analyst IRLA Intersection lCottonwod&Durston
Agency/Co jAbelin Traffic Jurisdiction
Date Performed ja11212013 Analysis Year With Development
Analysis Time Period JAM Peak Hour
Project ID BoulderAVestbrook+Traditions Ph 2&3
East/West Street: Durston Road North/South Street: Cottonwood Road
Volume Adjustments and Site Characteristics
400roach Eastbound Westbound
Movement L T R L T R
'Volume(veh/h) 4 360 136 112 116 26
°IoThrus Left Lane
Approach Nortnbound Southbound
Movement L I T R L T R
Volume(veh/h) 22 31 84 78 67 8
/oThrus Left Lane I I 1
Eastbound Westbound Northbound Southbound
L1 L2 L1 L2 L1 L2 L1 L2
Configuration LTR LTR LTR LTR
PHF 1.00 1.00 1.00 1.00
Flow Rate(veh/h) 500 254 137 153
'%Heavy Vehicles 0 0 0 1 0
No Lanes 1 1 1 1
Geometry Group 1 1 1 1
Duration,T 0.25
Saturation Headway Adjustment Worksheet
Prop Left-Turns 0.0 0.4 0.2 0.5
Prop Right-Turns 0.3 0.1 0.6 0.1
Prop Heavy Vehicle 0.0 0.0 0.0 0.0
hLT-adj 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2
hRT-adj 1 -0.6 1 -0.6 -0.6 -0.6 1 -0.6 -0.6 1 -0.6 1 -0.6
hHV-adj 1.7 1.7 1.7 1.7 1.7 1.7 1.7 1.7
hadj,computed -0.2 0.0 -0.3 0.1
(Departure Headway and Service Time
lid,initial value(s) 3.20 3.20 3.20 3.20
x,initial 0.44 0.23 0.12 0.14
lid,final value(s) 5.09 5.62 5.93 6.28
x,final value 0.71 0.40 0.23 0.27
(Move-up time,m(s) 2.0 1 2.0 2.0 2.0
Service Time,is(s) I 3.1 3.6 3.9 4.3
lCapacity and Level of Service
Eastbound Westbound Northbound Southbound
L1 L2 L1 L2 L1 L2 L1 L2
Capacity(veh/h) 688 504 387 403
Delay(s/veh) 19.39 12.27 10.66 11.56
LOS C B B B
Approach:Delay(s/veh) 19.39 12.27 10.56 11.56
LOS C B B B
Intersection Delay(s/veh) 15.36
ntersection LOS C
Copyright©2010 University of Florida,All Rights Reserved HCS+TM Version 5 6 Generated: 9/23/2014 8:20 AM
ALL-WAY STOP CONTROL ANALYSIS
General Information Site Information
nal st RLA Intersection Cottonwod&Durston
en /Co. Abelin Trafc Jurisdiction
ate Performed 1811212013 final sis Year With Development
nal sis Time Period JPM Peak Hour
Project ID BoulderMestbrook+Traditions Ph 2&3
IEasUWest Street: Durston Road (North/South Street: Cottonwood Road
olume Adjustments and Site Characteristics
roach Eastbound Westbound
Movement L T R L T R
olume(veh/h) 8 231 75 158 353 99
%Thrus Left Lane
Fpproach Northbound SouthboUnd
Movement L T R L T k
olume(veh/h) 195 98 109 66 47 4
/oThrus Left Lane I
Eastbound Westbound Northbound Southbound
L1 L2 L1 L2 L1 L2 L1 L2
Configuration LTR LTR LTR LTR
PHF 1.00 1.00 1.00 1.00
Flow Rate(veh/h) 314 610 402 117
/o Heavy Vehicles 0 0 0 0
No.Lanes 1 1 1 1
Geometry Group 1 1 1 1
Duration,T 0.25
Saturation Headway Adjustment Worksheet
Prop Left-Turns 0.0 0.3 0.5 0.6
Prop.Right-Turns 0.2 0.2 0.3 0.0
Prop.Heavy Vehicle 0.0 0.0 0.0 0.0
hLT-adj 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2
iRT-adj -0.6 1 -0.6 -0.6 -0.6 -0.6 1 -0.6 1 -0.6 -0.6
hHV-adj 1.7 1.7 1.7 1.7 1.7 1.7 1.7 1.7
hadj,computed -0.1 -0.0 -0.1 0.1
De arture Headway and Service Time
lid,initial value(s) 3.20 3.20 3.20 3.20
x,initial 0.28 0.54 0.36 0.10
d,final value(s) 7.23 6.76 7.18 8.48
final value 0.63 1.14 0.80 0.28
Move-up time,m(s) 2.0 1 2.0 1 2.0 2.0
Service Time,is(s) 5.2 4.8 5.2 6.5
lCapacity and Level of Service
Eastbound Westbound Northbound Southbound
L1 L2 L1 L2 L1 L2 L1 L2
Capacity(veh/h) 479 610 494 367
Delay(s/veh) 21.74 109.69 33.18 14.68
ILOS C F D B
Approach:Delay(s/veh) 21.74 109.69 33.18 14.68
LOS C F D B
Intersection Delay(s/veh) 61.54
ntersection LOS F
Copyright©2010 University of Florida,All Rights Reserved HCS+TM Version 5.6 Generated: 9/23/2014 8:21 AM
TWO-WAY STOP CONTROL SUMMARY
General Information Site Information
Analyst RLA Intersection Durston &Flanders
Agency/Co. Abelin Traffic Jurisdiction
Date Performed 811212013 Analysis Year With Development
nal sis Time Period AM Peak Hour
Project Description Boulder/Westbrook+ Traditions Ph 2&3
East/West Street: Durston Road North/South Street: Flanders Mill
Intersection Orientation: East-West [Study Period (hrs): 0.25
Vehicle Volumes and Adjustments
Major Street Eastbound Westbound
Movement 1 2 3 4 5 6
L T R L T R
'Volume (veh/h) 42 512 179 16
Peak-Hour Factor. PHF 1.00 1.00 1.00 1.00 1.00 1.00
Hourly Flow Rate, HFR 42 512 0 0 179 16
('veh/h
Percent Heavy Vehicles 0 -- -- 0 - —
Median Type Undivided
RT Channelized 0 0
Lanes 1 1 0 0 1 0
Configuration L T TR
lJ stream Signal 0 0
(Minor Street Northbound Southbound
Movement 7 8 9 10 11 12
L T R L T R
volume (veh/h) 36 75
Peak-Hour Factor. PHF 1.00 1.00 1.00 1.00 1.00 1.00
Hourly Flow Rate, HFR 0 0 0 36 0 75
(veh/h)
Percent Heavy Vehicles 0 0 1 0 0 0 0
Percent Grade(%) 0 0
Flared Approach N N
Storage 0 0
RT Channelized 0 0
Lanes 0 0 0 1 0 0 0
Configuration LR
Delay, Queue Length, and Level of Service
Approach Eastbound Westbound Northbound Southbound
Movement 1 4 7 8 9 10 11 12
ILane Configuration L LR
✓(veh/h) 42 111
C (m)(veh/h) 1390 588
✓lc 0.03 0.19
95% queue length 0.09 0.69
Control Delay (s/veh) 7.7 12.5
LOS A B
Approach Delay(s/veh) -- -- 12.5
Approach LOS -- -- B
Copyright©2010 University of Florida,All Rights Reserved HCS+TM Version 5 6 Generated: 9/23/2014 8:22 AM
TWO-WAY STOP CONTROL SUMMARY
(General Information Site Information
Analyst RLA Intersection Durston &Flanders
Agency/Co. Abefin Traffic Jurisdiction
Date Performed /12/2013 Analysis Year With Development
Analysis Time Period AM Peak Hour
Project Description BoulderlWestbrook+ Traditions Ph 2&3
East/West Street: Durston Road (North/South Street: Flanders Mill
Intersection Orientation: East-West Stud Period hrs : 0.25
Vehicle Volumes and Adjustments
(Major Street Eastbound Westbound
(Movement 1 2 3 4 5 6
_ L T R L T R
'Volume(veh/h) 63 400 542 44
Peak-Hour Factor, PHF 1.00 1.00 1.00 1.00 1.00 1.00
Hourly Flow Rate, HFR 63 400 0 0 542 44
(veh/h)
Percent Heavy Vehicles 0 - -- 0 -- --
Median Type Undivided
RT Channelized 0 0
Lanes 1 1 0 0 1 0
Configuration L T TR
Upstream Signal 0 0
Minor Street Northbound Southbound
Movement 7 8 9 10 11 12
L T R L T R
'Volume veh/h 56 80
Peak-Hour Factor. PHF 1.00 1.00 1.00 1.00 1.00 1.00
Hourly Flow Rate, HFR 0 0 0 56 0 80
(veh/h)
Percent Heavy Vehicles 0 0 0 0 1 0 j 0
Percent Grade (%) 0 0
Flared Approach N N
Storage 0 0
RT Channelized 0 0
Lanes 0 0 0 0 0 0
Configuration LR
Delay, Queue Length,and Level of Service
Approach Eastbound Westbound Northbound Southbound
Movement 1 4 7 8 9 10 11 12
Lane Configuration L LR
v(veh/h) 63 136
C (m) (veh/h) 999 340
v/c 0.06 0.40
,95%queue length 0.20 1.86
Control Delay(s/veh) 8.8 22.5
LOS A C
Approach Delay(s/veh) - - 22.5
Approach LOS -- -- C
Copyright 0 2010 University of Florida,All Rights Reserved HCS+TM Version 5.6 Generated: 9/23/2014 6:23 AM