Reconstruction Project. Wayzata Task Force Meeting September 3, 2009

Transcription

1 CSAH 101 Reconstruction Project Wayzata Task Force Meeting September 3, 2009

2 Agenda 700 7:00 Re-Introductions ti 7: Activity Recap / 2009 Activities-to-date 7:10 Discussion of Layout Revisions (per 12/16/08 Statement) t t) 7:50 Discuss Next Steps 8:00 Adjourn

3 2008 Activity Recap Task Force Meetings June September Detailed Tree Survey November Position Statement - December

4 2009 Activities-To-Date Layout Modifications (May Present) Meeting with City Staff (Wayzata/Minnetonka)

5 Layout Revisions Discussion Typical Sections Position Statement #1 2-Lane footprint through Wayzata except Locust Hills, McGinty and US 12 Intersections Position Statement #2 Boulevard minimum dimension 10 6 Position Statement #3 Narrow the trail for historic homes road/trail doesn t conflict with historic homes X

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11 Layout Revisions Discussion McGinty Intersection Position Statement #4 McGinty/Eastman Alignment Review Options Position Statement #5 Position Statement #7 Prefer 4-way signalized intersection, consider one lane roundabout New bridge should reflect features of Grays Bay, Locust Hills Bridges (stonework, arches) Review / Discuss

12 SW Aerial Perspective - Existing

13 SW Aerial Perspective Roundabout

14 SW Aerial Perspective 4 Way Signal North

15 SW Aerial Perspective 4 Way Signal South

16 NE Aerial Perspective - Existing

17 NE Aerial Perspective Roundabout

18 NE Aerial Perspective 4 Way Signal North

19 NE Aerial Perspective 4 Way Signal South

20 View Looking South from 324 Bushaway Existing

21 View Looking South from 324 Bushaway Roundabout

22 View Looking South from 324 Bushaway 4 Way Signal North

23 View Looking South from 324 Bushaway 4 Way Signal South

24 View Looking North from 405 Bushaway Existing

25 View Looking North from 405 Bushaway Roundabout

26 View Looking North from 405 Bushaway 4 Way Signal North

27 View Looking North from 405 Bushaway 4 Way Signal South

28 View Looking South from Railroad Tracks Existing

29 View Looking South from Railroad Tracks Roundabout

30 View Looking South from Railroad Tracks 4 Way Signal North

31 View Looking South from Railroad Tracks 4 Way Signal South

32 Intersection Layout Options Attributes Matrix Roundabout 4 Way Signal 4 Way Signal - North South Total Layout Impervious Area (roadway) 5.0 acres 5.4 acres 5.4 acres Retaining Wall Area 22,000 SF 25,300 SF 29,600 SF Bridge Deck Area 20,500 SF 9,400 SF 9,400 SF Total Trees Impacted Traffic Operations, LOS, Ave Delay LOS-A, 4 seconds LOS-C, 24 seconds LOS-C, 24 seconds Yacht Club Parking Impacts land swap none land swap minor medium Speed through intersection MPH 35MPH + 35MPH + Construction Cost (Wayzata Segment) $10.9M $9.1M $10.0M Potential Tree Buffer to south (1450, 401) Yes Yes No - Large Retaining Wall

33 Intersection Layout Options Attributes Matrix Roundabout 4 Way Signal - North 4 Way Signal - South (access / slopes / (access / slopes / (access / slopes / Driveway Impacts encroachment) encroachment) encroachment) 321 Bushaway (south driveway) (9.0%) full/15%*/70 ft. RIRO/15%/70 ft. RIRO/15%/70 ft.* 321 Bushaway (north di driveway) )(70%) (7.0%) full/10%/25 ft. full/10%/75 ft. full/10%/65 ft. 324 Bushaway (9.0%) full/3%/50 ft. full/3%30 ft. full/3%/50 ft Eastman Lane full/7%/5 ft. full/9%/5 ft. Not Feasible * 401Bushaway/1450 Eastman full/5%/5 ft. full/4%/5 ft. full/10%/60 ft. * 405 Bushaway (4.0%) full/10%/30 ft. RIRO/10%/50 ft. RIRO/10%/90 ft. 421 Bushaway (2.0%) full/4%/15 ft. RIRO/10%/10 ft. RIRO/10%/10 ft.

34 Layout Revisions Discussion Miscellaneous Position Statement #6 Protection of Bushaway homes, fences and walls Potential Conflicts: 620,630 Bushaway Fence inside ROW (not historic) 639 Bushaway Driveway entrance stone wall inside ROW 231,401 Bushaway Fence (new retaining wall)

35 Layout Revisions Discussion Typical Sections Position Statement #8 Minimize number and size of retaining walls Discuss Position Statement #9 No tree removal until plans finalized Position Statement #10 Independent traffic analysis Discuss Position Statement #11 Provide field staking of roadway

36 Next Steps Select Preferred Intersection Option Select LaSalle Intersection Option Refine Layout footprint t and wall locations Field Stake Curb Lines Refine Bridge and Wall design aesthetics Formal Action by Council to Approve Layout