9.3. SR 03-16-2020City of
Qk*,
River
Request for Action
To
Item Number
Mayor and City Council
9.3
Agenda Section
Meeting Date
Prepared by
Work Session
March 16, 2020
Zack Carlton, Planning Manager
Item Description
Reviewed by
Tall Pines PUD 2nd Addition
Cal Portner, City Administrator
Reviewed by
Action Requested
Provide the applicant with non -binding feedback regarding his proposed 29-unit townhome
development.
Background/Discussion
Roger Derrick has re -applied for a 29-unit townhome development along Line Avenue. City Council
reviewed the project early last summer but moved to deny the project based on traffic concerns along Line
Avenue and the unknown direction for roadway improvements resulting from the Highway 169 project.
Since withdrawing the application on July 10, 2019, MnDOT has further refined their plans for 169 and the
applicant completed a traffic study to evaluate traffic concerns on the local street network. The traffic study
ultimately shows no adverse impact to the proposed street network and the most recent plans from
MnDOT show a cul-de-sac on Line Avenue to reduce traffic impacts at Line/Main.
The applicant is seeking support from City Council prior to moving forward with the formal review of the
project.
Financial Impact
None
Attachments
■ Location Map
■ Site Plans
■ Traffic Study
The Elk River Vision
A welcoming community with revolutionary and spirited resourcefulness, exceptional,` 01 e
service, and community engagement that encourages and inspires prosperity INAMIRE1
Roger Derrick Case No.- ZC 20-02
CU 20-03
P 20-03 E
Zc>iie Cliange, CUP, Pla.t, Easement Va'cation 4kw c _r
EV 20-01
TALL PINES P.U.D. 2ND ADDITION
CITY OF ELK RIVER
SHERBURNE COUNTY, MINNESOTA
FOR
PINES AT ELK RIVER, LLC.
PRELIMINARY
SITE, LANDSCAPING, UTILITY,
GRADING & EROSION CONTROL PLAN
SHERBURNE COUNTY, MINNESOTA
GOPHER
a'f - - .-
STATE ONE CALL
.wu .r eu sr Nw. a.w« =ten <eaBBi..e
TITLE & INDEX SHEET
1
SITE PLAN
2
GRADING & EROSION CONTROL PLAN
3
SWPPP
4
UTILITY PLAN
5
LANDSCAPE PLAN
6
DETAILS
7-8
Project
Location
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SHERBURNE COUNTY NO SCALE
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9
Dols. t!C No. 47,fi6
A ASSOCIATE$ INC
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TEMPORARY SEDIMENT CONTROL
SINGLE LOT EROSION CONTROL PLAN
RIP -RAP INSTALLATION
r�io
8
2505
STORM WATER POLLUTION PREVENTION PLAN NARRATIVE:
pouunaN PREVENTION
GENERAL INFORMATION
THIS STORMWATER POLLUTION PREVENTION PLAN IS PREPARED
TEMPORARY SEDIMENT CONTROL PRACTICES
FERTILIZERS ARE TO BE APPUED ONLY IN THE AMOUNTS AS SPECIFIED AND WORKED INTO
IN ACCORDANCE TO THE NATIONAL POLLUTANT DISCHARGE
DOWN GRADIENT SILT FENCE AND SEDIMENT LOG INSTALLATIONS ARE TO BE INPLACE
THE SOIL TO MINIMIZE EXPOSURE TO STORMWATER RUNOFF.
ELIMINATION SYS7EM PERMIT NO. MN RIG00D01 FOR
PRIOR TO THE COMMENCEMENT OF ANY EARTHWORK OPERATIONS
SIORMWATER DISCHARGES ASSOCIATED WITH CONSTRUCTION
ONSTE REFUELING OPERATIONS ARE TO BE CONDUCTED WITH CARE ANY INADVERTENT
ACTIVITY.
PROJECT NAME: TALL PINES 2ND ADD.
TOPSOIL IS TO BE WINDROWED ALONG THE CONSTRUCTION LIMITS AND PLACED AS SLOPE
DRESSING IMMEDIATELY FOLLOWING COMPLETION OF THE GRADING OPERATIONS AS THE
SPILLAGE OF FUEL OR CHEMICALS IS TO BE IMMEDIATELY GLEANED UP, REMOVED MGM THE
SITE AND DISPOSED OF IN ACCORDANCE TO STATE AND LOCAL REGULATIONS MAJOR
LOCATION: SECTION 35 TOWNSHIP 33 RANGE 26
GRADING OPERATIONS PROCEED.
SPILLS ARE TO BE REPORTED TO THE MPCA 24 HOUR NOTIFICATION NETWORK AT BOD 422
CITY: ELK RIVER, MN
0798. ALL VEHICLES ON —SITE ARE TO BE MONITORED FOR LEAKS AND SUBJECT TO
IAT/LONG: 45.3059/-93.5501
TOPSOIL PLACEMENT ALONG THE EMBANKMENT SLOPES THOUGH THE WETLANDS AREA IS
TO BE SPREAD BY A LOW IMPACT CRAWLER TRACTOR OPERATING UP AND DOWN THE
ROUTINE PREVENTIVE MAINTENANCE EFFORTS TO REDUCE THE UKEUHOOD OF LEAKAGE AND
OR SPILLS
SLOPES SO AS TO PROVIDE TRACK PRINTS PARALLEL WITH THE CONTOURS
DESCRIPTION OF CONSTRUCTION ACnvITY
INSTALLATION OF MN/DOT CATEGORY 3 EROSION CONTROL BLANKET ALONG THE
PORTABLE SANITARY WASTE FACILITIES ARE TO BE PROVIDED ONSITE AND EMPTIED ON A
BI-WEEKLY BASIS
TALL PINES MD ADD. CONSISTS OF GRADING, AGGREGATE
EMBANKMENT SLOPES ADJACENT THE WETLANDS AREA
BASE, BITUMINOUS PAVING, UTIUTIES, STORM WATER
CONCRETE BATCH TRUCKS WILL NOT BE ALLOWED TO DISCHARGE DRUM AND CHUTE
MANAGEMENT, AND TURF ESTABUSHMENT.
ALL TEMPORARY SOILS STOCKPILES WILL REWIRE AN EFFECTIVE MEANS OF SEDIMENT
WASHOUT DIRECTLY ON THE GROUND. A PORTABLE WASHOUT RECEPTACLE IS TO BE
CONTROL SUCH AS AN EROSON CONTROL BLANKET COVERING OR SILT FENCE
PROVIDED BY THE CONTRACTOR AT THE LOCATION AS PROVIDED BY THE OWNER.
PRO.sCT CONTACTS
INSTALLATION ALONG THE TOE of SLOPE
NO ENGINE DEGREASNG WILL BE ALLOWED ON SITE
PINES AT ELK RIVER LLC AND THE CONTRACTOR ARE
ALL COMPLETED SWALES SLOPES AND BOTTOMS NOT DRAINING TOWARDS WETLAND AREAS
RESPONSIBLE FOR IMPLEMENTATION OF THE SWPPP AND
THE INSTALLATION, INSPECTION, AND MAINTENANCE OF THE
ARE TO BE STABILIZED WITHIN 7 DAYS
FINAL STABILI7ATION
EROSION PREVENTION AND SEDIMENT CONTROL BMP'S
TEMPORARY STABILIZATION WILL BE REWIRED IN AREAS WHERE GRADING OPERATIONS
BEFORE AND DURING CONSTRUCnON.
ARE SUSPENDED OR CEASED FOR A PERIOD OF 7 DAYS OR GREATER.
FINAL STABILIZATION OCCURS WHEN 70 PERCENT OF THE PERVIOUS AREA IS COVERED WTIi
UNIFORM, PERMANENT VEGETATION.
CWPPP PRFPAREPAR
A ROC( CONSTRUCTION ENTRANCE FOR SEDIMENT CONTROL IS TO BE PROVIDED AT THE
CART,
SWPPP PREPARER: PEDER O N & D ASSOCIATES
PEDFRSON h ASSOCIATES
PROJECT ENTRANCE ON PARK AVENUE SOUTH.
ALL TEMPORARY EROSION AND SEDIMENT CONTROL FEATURES ARE TO BE REMOVED AND
THE NPOES NOTICE OF TERMINATION IS TO BE PREPARED AND SUBMITTED TO THE MPCA
TRAINING: ENGINEER AND SWPPP DESIGNER (EXP 2020)
STREET SWEEPING OF THE PAVED SURFACES WILL BE REWIRED AS DIRECTED BY THE
ADDRESS: 13076 FlRST STREET
BECKER. MN 53308-9372
ENGINEER.
TELEPHONE (763) 2B2—B822
TIMING OF EROSION CONTROL•
N OF SWPPPLAN
EMAIL; NANDERSONOBOGART—PEDERSON,COM
OWNER
SILT FENCE WILL BE INSTALLED PRIOR TO CONSTRUCTION.
OWNER CONTACT: ROGER DERRICK— PINES AT ELK RIVER LLC
RIPRAP AND FILTER BLANKET WILL BE PLACED AT THE OUTLETS WITHIN 24 HOURS OF
ADDRESS 5001 AMERICAN BV D W. SUITE 501
8 OOMINGTON MN. 55437
THE OUTLET PLACEMENT.
DESCRIPTION TITLE LOCATION
TELEPHONE: B12-84
EJAAIL; ROGFROCHOFACHOFA MERICACOM
THE CONTRACTOR MUST STABILIZE ALL EXPOSED SOIL AREAS IMMEDIATELY FOLLOTWNG
CONSTRUCTION WHEREVER CONSTRUCTION WILL NOT OCCUR FOR A PERIOD GREATER THAN
Emekn Control Ceding Plw 3
CONTRACTOR (TO B FlUFO IT RY TH DNTRA TORT:
OR EQUAL TO 7 DAYS
Eroslen Control Dat.R. 7
DatPlls
BUSINESS NAME
STABILIZATION WORK MUST BE COMPLETE WITHIN 7 CALENDAR DAYS AFTER THE
OWNER NAME
MAILING ADDRESS
CONSTRUCTION WORK IN THAT AREA HAS TEMPORARILY OR PERMANENTLY CEASED.
CITY
AREAS THAT ARE WITHIN 200 FT OF A PUBLIC WATER MUST BE STASUZED WITHIN 24
TELEPHONE
HOURS OF COMPLETING CONSTRUCTION DURING PERIODS OF 'WORK IN WATER
EMAIL
CONTACT NAME
RESTRICTIONS' FOR TIME PERIODS DECLARED BY THE ONR.
24 HOUR MPCA EMERGENCY NOTIFICATION
MAIUNG ADDRESS
CITY
THE CONTRACTOR IS RESPONSIBLE TO MAINTAIN THE DISTURBED AREA UNTIL VEGETATION
Telephone Numbers: 651-649-5451
TELEPHONE
N ESTABLISHED.
800-422-0798
EMAIL
ONCE VEGETATION IS ESTABUSHED AND CONSTRUCTION IS COMPLETE, THE SILT FENCE
ESTIMATED OATES OF CONSTRUCTION:
AND ANY OTHER TEMPORARY EROSION CONTROL THAT IS NOT BIODEGRADABLE SHALL BE
REMOVED.
START DATE (TO BE FlLLID IN BY CONTRACTOR)EEf.
COMPLETION DATE _/_/_ (TO BE FILLED IN BY CONTRACTOR)
SNEEPINC TO BE PROVIDED AS DIRECTED BY THE ENGINEER OR OWNER. THE CITY
CITY.
NO PROJECT PHASING IS ANTICIPATED.
REQUIRES STREET SWEEPING TO OCCUR WITHIN 8 HOURS OF NOTICE FROM THE
APPLYING MULCH, HYDROMULCH, TACKIFlER, POLYACRYLAMIDE OR SIMILAR EROSON
PREVENTION PRACTICES IS NOT ACCEPTABLE STABILIZATION IN ANY PART OF A
—SEE DRAINAGE REPORT FOR MWATER CALCULATIONS
TEMPORARY OR PERMANENT DRAINAGE DITCH OR SWALE. BLANKETS OR OTHER
APPROVED, BY THE ENGINEER, METHOD SHALL BE USED.
SITE SOIL INFORMATION IS IN DRAINAGE REPORT.
INSPECTION AND MAINTENANCE ACTIVITIES
THE CONTRACTOR SHALL BE RESPONSIBLE FOR COORDINATING AND SCHEDUUNG THE WORK OF ALL
TALL PINES SECOND ADDITION CONSISTS OF GRADING, AGGREGATE
OPERATIONS INCLUDING SUBCONTRACTORS AND UTIUTY COMPANIES SUCH THAT EROSION AND SEDIMENT
BASE, BITUMINOUS PAVING, UTIUTIES. STORM WATER MANAGEMENT,
AND TURF ESTABLISHMENT.
CONTROL MEASURES ARE FULLY EXECUTED FOR EACH OPERATION AND IN A TIMELY MANNER OVER THE
DURATION OF THE PROJECT. OPERATORS HAVE DAILY ACCESS TO THE PROJECT SITE THE CONTRACTOR
SHALL BE FULLY RESPONSBLE FOR THE SWPPP IMPLEMENTATION UNTIL THE ENTIRE SITE HAS UNDERGONE
CUMULATIVE IMPERVIOUS SURFACES:
FINAL STABILIZATION AND N.O.T HAS BEEN SUBMITTED TO THE MPCA
PRE —CONSTRUCTION IMPERVIOUS AREA: 0.55 ACRES
THE CONTRACTOR IS TO PROVIDE A TRAINED INDIMDUAL RESPONSIBLE FOR THE IMPLEMENTATION,
VGUACRES
INAND MAINTENANCE OF THE EROSION AND SEDIMENT CONTROL SAPS ON THE PROJECT. THAT
NEW IMPERVIOUS AREA 230 ACRES
INDIVIDUAL IS TO BE IDENTIFIED AT THE PRE —CONSTRUCTION CONFERENCE AND LISTED IN THE MINUTES
AREA TO BE DISTURBED, 6.14 ACRES
THEREOF.
THE APPOINTED INDIVIDUAL IS TO PERFORM A ROUTINE INSPECTION OF THE ENTIRE STE AT LEAST ONCE
RE�yyyNcW'=5:
STORM WATER FROM THIS SITE WILL BE COLLECTED IN A
EVERY SEVEN DAYS DURING CONSTRUCTION OPERATIONS AND WITHIN 24 HOURS AFTER A RAINFALL EVENT
GREATER THAN 0.5 INCHES IN 24 HOURS.
CITY OF ELK RIVER STORM SEWER SYSTEM.
A INSPECTION FORM AWLL BE PROVIDED BY THE CONTRACTOR. ANY DEFICIENCIES IN THE EROSION AND
SEDIMENT CONTROL BLIPS ARE TO BE NOTED ON THE INSPECTION FORM AND CORRECTED BY THE END OF
IMPAIRED WATERS WITHIN ONE MILE:
THE NEXT BUSINESS DAY.
MISSISSIPPI RIVER & TROTT BROOK
PERIMETER CONTROL DEVICES ARE TO BE REPAIRED ON REPLACED WHEN THEY ARE NO LONGER EFFECTIVE
PI ANc AND SPECIFICATIONS
OR WHEN THE SEDIMENT REACHES ONE—HALF THE HEIGHT OF THE DEVICE
THE PLAN SHEETS OF THIS PLAN SET INDICATE THE FOLLOWING ITEMS
TRAINNINC POWMFNTATION�
SWPPP IMPLEMENTATION, REVISING, AMENDING, AND INSPECTING (TO BE FILLEDIN BY THE CONTRACTOR)
THE PROJECT LOCATION AND CONSTRUCTION LIMITS.
NAME OF INDIVIDUAL
LOCATIONS OF IMPERVIOUS SURFACES
OVER
DATE OFNR h INSPECTING
DATE OF TRAINING
LOCATIONS ON AREAS NOT TO BE DISTURBED (E.G.. BUFFER ZONES WETLANDS
NAME OF CT
ENTITY PROVIDING TRAINING
ETC.).
CONTENT OF TRAINING
TOTAL HOURS OF TRAINING
STEEP SLOPE LOCATIONS
BMP INSTALLATION, MAINTENANCE, AND REPAIR (TO BE FILLED IN BY THE CONTRACTOR)
LOCATIONS OF ALL TEMPORARY AND PERMANENT EROSION AND SEDIMENT
NAME OFG&ININDIVIDUAL
CONTROL BMP'S TO BE INSTALLED ON THE PROJECT.
k INSPECTING
THE DETAIL SHEETS INDICATE EROSION AND SEDIMENT CONTROL BMPS TO BE
D TE OF
GATE OF TRAINING
NAME OF INSTRUCTOR
INSTALLED ON THE PROJECT.
ENTITY PROVIDING TRAINING
EXISTING AND FINAL GRADES TRIBUTARY AREA DIVIDING LINES AND DIRECTION
CONTENT UR TRAINING
TOTAL HOURS OF TRAINING
OF FLOW FOR ALL PRE AND, POST—AINAGE CAL STORMWATR RUNOFF
DRAINAGE ARE PROVIDED D THE DRAINAGE CALCULATIONS DRAINAGE
CALCULATIONS ARE PROVIDED UPON REQUEST BY BOGART, PEDERSON h ASSOC
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Roger@chofamerica.com
From: Roger@chofamerica.com
Sent: Tuesday, February 4, 2020 2:36 PM
To: Justin Femrite
Cc: Patrick Kelly; Mike@chofamerica.com; 'Elizabeth Merwin Smith'; Rob DeGroot
Subject: Tall Pines 2
Attachments: Spack assessment.pdf
Hi Justin,
Attached please find the traffic assessment done by Spack Solutions.
They did their analysis based on the existing Line Avenue traffic with the assumption that we will be building 30
townhomes.
As you can see, they do not consider our site to be a high traffic generator.
They see no significant impacts to surrounding roadways or intersections due to trips generated from our development.
Spack Solutions estimates that 30 homes will increase the traffic on Line Avenue by only 3%.
It should be noted that it will take 3 years for Tall Pines 2 to be fully built out.
The schedule is as follows:
• 2020 — Governmental approval process/land development/limited initial building construction
• 2021-15 homes to be occupied
• 2022 — remaining 15 homes should be occupied
This schedule is consistent with our experience with the existing Tall Pines development around the corner.
Justin, I understand you will be discussing this with Zach and others and will get back to me with suggestions for the best
plan to move forward.
I look forward to hearing from you
Thank you
Roger Derrick
5001 American Blvd W. Ste 501
Bloomington, MN 55437
612-644-3724
l%
`.�Spack
SOLUTIONS
Technical Memorandum
To: Roger Derrick, Pines at Elk River, LLC
From: Max Moreland, PE, PTOE
Date: February 3, 2020
Re: Traffic Assessment — Line Avenue Residential Development
Purpose of Report and Study Objectives
A new residential development with 30 townhome units is proposed on Line Avenue south of
5th Street in Elk River, Minnesota.
The primary purpose of this technical memorandum is to determine the amount of traffic to be
generated by this development and how that compares to traffic volumes on Line Avenue with
the current and future proposed layouts of that road. The proposed site plan will also be
reviewed from a transportation perspective.
A site plan dated June 7, 2019 is attached for reference.
Conclusions
Using standard trip generation data for the proposed 30-unit multi -family housing
development, the expected weekday changes in traffic volumes are:
• An increase in total daily trips by approximately 220 trips. This is equivalent to
approximately 3% of the existing daily traffic volumes on Line Avenue adjacent to the
development.
An increase in total a.m. peak hour trips by approximately 15 trips. This is equivalent
to approximately 3% of the existing a.m. peak hour traffic volumes on Line Avenue
adjacent to the development.
An increase in total p.m. peak hour trips by approximately 15 trips. This is equivalent
to approximately 2% of the existing p.m. peak hour traffic volumes on Line Avenue
adjacent to the development.
Though the trip generation from this site will cause an increase in area traffic volumes, the site
is not forecast to be a high traffic generator. No significant operational impacts are anticipated
for the surrounding roadways and intersections due to trips from this proposed development
under the current and proposed roadway configurations.
1 Main St SE, #204,
Minneapolis, MN 55414 USA 1(888) 859-9425 www.spacl<sotutions.com
SpackSolutions 2 of 6 Line Avenue Residential Development
Traffic Assessment
Site Characteristics
The development site is located on the east side of Line Avenue approximately 300 feet south
of 5th Street. One access point to the site is proposed. This private roadway will serve 30
residential townhome units and ends in a cul-de-sac on the east side of the development. A
driveway is proposed for each unit along the private roadway.
Line Avenue Modifications
Line Avenue currently extends from Main Street/1815t Avenue to Twin Lakes Road and has
intersections with 3rd Street/18311 Circle and 5th Street. In an effort to reduce commuter cut -
through traffic on Line Avenue, the City of Elk River has plans to cut Line Avenue south of 5th
Street. This will result in a cul-de-sac just north of the proposed development site access. 5th
Street will still connect to Line Avenue providing the ability to get to Twin Lakes Road, but there
will no longer be a direct connection from 5th Street to Main Street/1815t Avenue via Line
Avenue.
The 169 Redefine project may lead to an alternative layout of Line Avenue, but those plans are
not yet finalized and therefore not analyzed here.
Traffic Volumes
Traffic volumes were collected at Line Avenue/5th Street and other nearby intersections in 2016
as part of a Traffic Impact Study that Spack Solutions conducted for Line Avenue. Utilizing these
2016 traffic counts, a growth rate was applied to the counts to factor those counts to reflect
current 2020 conditions.
The growth rate used is based on historical traffic counts collected on Line Avenue over the last
six years. Based on that information, a growth rate of approximately 1.5% per year was
calculated. Applying this background growth rate to the 2016 traffic volumes established the
2020 traffic volumes.
The factored 2020 volumes on Line Avenue in front of the proposed site access for the peak
hours and the entire day are shown in Table 1. These volumes are shown in 15-minute
increments in an attachment.
Table 1— 2020 Line Avenue Traffic Volumes
PeriodTime
Northbound Volumes
Southbound Volumes
AM Peak Hour
144
388
7:00 to 8:00 a.m.
PM Peak Hour
475
254
4:30 to 5:30 p.m.
Daily
3,793
3,905
Spock Solutions 3 of 6 Line Avenue Residential Development
Traffic Assessment
When Line Avenue is cut south of 5th Street, there will be effectively no traffic on Line Avenue
at the site access as cut through traffic will be removed and all adjacent development related
traffic will occur south of the proposed residential development.
Trip Generation
The traffic forecasts for the site are based on the data and methods published in the Institute
of Transportation Engineers (ITE) Trip Generation Manual, 10th Edition. The ITE Trip Generation
Manual is a compilation of traffic data for various land uses from existing developments
throughout the United States. Table 2 presents the weekday trip generation for the proposed
development.
Table 2 — Weekday Trip Generation
Multi -family Housing (low
rise) - 30 Units 110 110 3 11 11
(ITE 210)
It can be seen in Table 2 that the forecast trip generation for the proposed residential building
is approximately 15 trips in the a.m. and p.m. peak hours. It is noted that this development is
anticipated to have a majority of retired residents which may result in a trip generation that is
lower than shown in Table 2, especially during peak hours.
ITE's Transportation Impact Analyses for Site Development report recommends a detailed
traffic impact study be done for developments generating 100 or more new trips in a peak hour.
That is the threshold where development traffic may adversely impact the transportation
system and intersection operations should be analyzed. Based on this threshold and the results
shown in Table 2, a full study would not be needed.
Impact Analysis
To see the impact of site trips on the surrounding network, vehicles need to be distributed from
the development throughout the roadway network. A trip distribution pattern for trips going
to/from the proposed residential development was developed based on location and access to
the surrounding region as well as previously collected traffic counts. That pattern is:
• 15% of the generated traffic to/from the west on 5th Street
• 10% of the generated traffic to/from the north on Line Avenue
• 10% of the generated traffic to/from the east on 1815t Avenue
• 20% of the generated traffic to/from the south on Zane Street
• 45% of the generated traffic to/from the west on Main Street
This breaks down to 25% of site traffic going to/from the north at the site access and 75% going
to/from the south.
Spock Solutions
4 of 6 Line Avenue Residential Development
Traffic Assessment
When Line Avenue is cut north of the site access, it is anticipated the distribution pattern would
be:
• 10% of the generated traffic to/from the west on 3rd Street
• 20% of the generated traffic to/from the east on 1815Y Avenue
• 20% of the generated traffic to/from the south on Zane Street
• 50% of the generated traffic to/from the west on Main Street
In this scenario 100% of the site traffic would go to/from the south at the site access.
The new site trips from the residential development are shown in Figure 1 for the existing Line
Avenue layout and Figure 2 for the proposed future Line Avenue Layout.
Figure 1— New Site Trips — Existing Line Avenue Layout
AM Peak Hour
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PM Peak Hour
oj,
OOE � aao
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r- 82 it •
Spack Solutions 5 of 6 Line Avenue Residential Development
Traffic Assessment
Figure 2 — New Site Trips — Future Line Avenue Layout
AM Peak Hour
/J O 2 a O 3 -20 4 CNN
PM Peak Hour
Daily
r
f
As seen in Figures 1 and 2, the highest peak hour volume increase for any movement at an
existing intersection due to the new site traffic is ten vehicles. That equates to an increase of
approximately one vehicle every six minutes for those movements. Based on these volumes,
none of the surrounding intersections are anticipated to be significantly impacted by site traffic.
Additionally, the Line Avenue/Main Street intersection was modeled as having Level of Service
B and C operations in the peak hours in the 2016 Traffic Impact Study. The amount of traffic
being added to that intersection from this development would not be expected to significantly
impact those operations under the existing or future roadway configurations.
Spack Solutions 6 of 6 Line Avenue Residential Development
Traffic Assessment
Site Review
There are currently no pedestrian or bicycle facilities on Line Avenue at the location of the site
access. The Elk River Comprehensive Plan indicates a trail facility is proposed on Line Avenue in
the future. When that facility is constructed, it is recommended that this development connect
to that facility with ADA compliant curb ramps, sidewalks, and potentially a pedestrian crossing
on Line Avenue, if needed.
Within the site, vehicles will be able to use the cul-de-sac as a turnaround point, and a
hammerhead turnaround is provided off of the private road to allow larger vehicles (delivery,
garbage collection, etc.) to be able to turn around within the site.
Attachments
• Site Plan
• 2020 Line Avenue Traffic Volumes
-77
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LANDSCAPING GENERAL NOTES
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10
2020 Volumes on Line Ave at Proposed Site Access
Time
Northbound
Southbound
00:00
3
3
00:15
5
4
00:30
3
4
00:45
1
1
01:00
4
0
01:15
2
0
01:30
1
2
01:45
2
3
02:00
2
1
02:15
4
1
02:30
2
3
02:45
1
1
03:00
4
4
03:15
2
9
03:30
1
4
03:45
1
6
04:00
1
6
04:15
2
12
04:30
1
17
04:45
1
19
05:00
9
36
05:15
8
42
05:30
11
78
05:45
11
52
06:00
19
77
06:15
22
94
06:30
32
97
06:45
28
96
07:00
21
89
07:15
38
88
07:30
36
116
07:45
49
96
08:00
46
79
08:15
27
83
08:30
32
65
08:45
38
61
09:00
35
63
09:15
40
52
09:30
37
56
09:45
27
46
10:00
35
51
10:15
34
48
10:30
32
45
10:45
43
49
11:00
44
43
11:15
41
54
11:30
38
59
11:45
52
49
Time
Northbound
Southbound
12:00
50
53
12:15
54
59
12:30
47
45
12:45
47
50
13:00
46
47
13:15
37
40
13:30
43
44
13:45
48
48
14:00
63
43
14:15
57
46
14:30
71
60
14:45
71
58
15:00
78
47
15:15
83
53
15:30
95
61
15:45
116
63
16:00
116
73
16:15
108
65
16:30
107
62
16:45
127
68
17:00
117
60
17:15
125
64
17:30
113
64
17:45
96
68
18:00
83
67
18:15
70
67
18:30
73
54
18:45
83
37
19:00
73
50
19:15
59
39
19:30
57
35
19:45
59
30
20:00
49
24
20:15
46
32
20:30
48
25
20:45
41
21
21:00
31
21
21:15
35
21
21:30
26
19
21:45
23
7
22:00
22
11
22:15
16
10
22:30
10
5
22:45
11
9
23:00
10
6
23:15
12
5
23:30
9
7
23:45
7
1