Neighbourhood Committee NDG - Westmount. September 12, 2016

Transcription

1 Neighbourhood Committee NDG - Westmount September 12, 2016

2 2 Presentation Outline Requests from the committee members Feedback on previous questions Work update and hindrance of the Turcot Project Ministry and KPHT Dismantling of Saint-Jacques overpass Complete closures Rues Saint-Jacques and De Courcelle/ch. Glen Avenue Greene Work update: Sectors Centre and Est New configuration A-20/A-720 est Dismantling of A-720 est Data on air quality Ville de Montréal Presentation of the Direction de santé publique of Montréal

3 3 Feedback on Previous Questions 1. Possibility to set up a noise barrier north of autoroute 720 and railways in the area of avenue Greene 2. Extension of the noise barrier on avenue Prud Homme and rue Addington

4 4 Feedback on Previous Questions 3. Noise barrier on rue Saint-Jacques 4. Saint-Jacques escarpment and the green strip 5. Preservation of existing trees located between autoroute 720 and railways in the area of avenue Greene during construction 6. Possibility to add a reserved lane on the boul. Décarie northbound between boul. De Maisonneuve Ouest and rue Sherbrooke Ouest 7. Improvement of the signalisation of the CUSM parking 8. Chemin Upper-Lachine

5 5 Feedback on Previous Questions 9. Planned bike path network for the project

6 6 Reconstruction of Saint-Jacques Overpass Dismantling of 3 sections out of 4 of the Saint-Jacques overpass in July 2016

7 7 Reconstruction of Saint-Jacques Overpass Dismantling of the 4 th section Concreting a section of the Haut Saint-Pierre sewer collector Dismantling of the last remaining section 1 to 2 weekends this fall X

8 8 Reconstruction of Saint-Jacques Overpass Work in progress and to come in 2016 Dismantling of the central pier foundations (in progress) Construction of the central pier of the new overpass Dismantling of the abutments east and west

9 Work update and hindrance KPH Turcot

10 10 Complete closures Rues Saint-Jacques and De Courcelle / ch. Glen Monday to Friday, from September 22 to October 18 : Night Rue Saint-Jacques : may continue until beginning of November Rue De Courcelle / ch. Glen : resuming of night closure after the reopening fo Av. Greene Week-ends, according to the following preliminary schedule Week-ends September 23 to 26 Sept. 30 to October 3 October 7 to 10 October 14 to 16 October 21 to 24 October 28 to 31 Complete closures Saint-Jacques Saint-Jacques and Greene *conditionnel to the progress of the work De Courcelle / ch. Glen Saint-Jacques Saint-Jacques Saint-Jacques *if work not completed

11 11 Complete closure of Av. Greene October 19 to November Construction of the bridge for the temporary deviation of A-720 East

12 12 Deviation of the Lachine canal bike path Setting up the work area on the north side of the Lachine canal Deviation and one-way (partial) drive through ch. de la Côte Saint-Paul Deviation of the bike path Complexe Récréatif Gadbois Work area Closure Deviation of the bike path One-way portion of ch. de la Côte-Saint-Paul Flow of traffic Mitigation measures Stop signs Signalisation for cyclists and pedestrians Dedicated lanes fort cyclists and pedestrians No-parking along the deviation Existing stop sign Adding a stop sign

13 13 Work in Center and East sectors Partial closure (1 of 2 lanes) A-720 West to A-15 North Partial closure (1 of 2 lanes) A-15 South to A-720 East Complete closure A-15 North to A-720 East Under construction : A-15 S to R-136 E / R-136 E (2 lanes) / Atwater exit Temporary deviations under construction

14 14 Work in Center sector A-15 south ramp toward R-136 east Construction of a temporary retaining wall August 2, 2016

15 15 Work in the Center sector Two first lanes of R-136 east, south of A-720 Commissioning during the phase change in the fall Temporary structure Lanes of R-136 east August 2, 2016

16 16 Work in the East sector Dismantling of the Atwater exit Dismantling work completed in August Opening of the new exit: November 2016 Lanes of R-136 east August 2, 2016

17 17 New configuration of A-20 / A-720 East Two temporary structures Objectives: Divert traffic to new lanes (picture on left) Move traffic to existing structures (picture on right) June 5, 2016 August 15, 2016

18 18 New configuration of A-20 / A-720 East Tie-in of two temporary structures Partial closure (1 of 2 lanes) : A-20 East to A-720 East Preliminary schedule: mid-october 2016 Partial closure (1 of 2 lanes) A-20 East to A-720 East Temporary deviation under construction Under construction : A-15 S to R-136 E / R-136 E (2 lanes) / Atwater exit

19 19 New configuration of A-20 / A-720 East Opening the first two lanes of R-136 East Opening new lanes Partial closure Complete closure Temporary deviation

20 20 New configuration of A-20 / A-720 East Alternate routes Rues Saint-Patrick and Notre-Dame Ouest

21 21 New configuration of A-20 / A-720 East Mitigation measures Implementation of temporary traffic lights Reprograming of traffic lights (approximately 25) Modifications to intersections (approximately 10) Lane configuration modification on rues Notre-Dame Ouest and Saint- Patrick (alternate routes) Display of variable messages on mobile panels Public transit measures implemented by Mobilité Montréal

22 22 Dismantling A-720 East Nearly 3 Km of dismantling Opening new lanes Partial closure Complete closure Temporary deviation

23 23 Dismantling A-720 East Work Method Step to dismantle spans: 1. Two spans on the South end of the road (in greene) 2. Two spans on the North end of the road (in blue) 3. Four central spans (in purple) 4. Columns and pier caps (in red) Lanes of R-136 East

24 24 Dismantling A-720 East Proximity of existing structures Existing distance between new lanes and A-720: varies between 0.8 m and 2.8 m depending on the area Width of a traffic lane: 3 m Existing A-720 Westbound Existing A-720 Eastbound Lanes R-136 east built Lanes R-136 east to be built Lanes R-136 west to be built

25 25 Dismantling A-720 East Proximity of existing structures Example from the existing A-15 south ramp towards A-720 east

26 26 Dismantling A-720 East Type of equipment Various power shovels, capacity of 20 to 125 tons depending on height of structure and range of equipment Equipment on the ground and on structures

27 27 Dismantling A-720 East Sequence of work Preliminary schedule End of November to spring 2017 End of November 2016 to winter 2017 Winter to spring 2017 Spring 2017 Opening new lanes Partial closure Complete closure Temporary deviation

28 28 Dismantling A-720 East Overview of closures end of 2016 Opening new lanes Complete closure Complete closures (temporary) Temporary deviation Partial closure Structure being dismantled Higway closed, to dismantle

29 29 Dismantling A-720 East Overview of closures end of 2016 Opening new lanes Complete closure Complete closures (temporary) Temporary deviation Partial closure Structure being dismantled Higway closed, to dismantle

30 30 Dismantling A-720 East Overview of closures end of 2016 Opening new lanes Complete closure Complete closures (temporary) Temporary deviation Partial closure Structure being dismantled Higway closed, to dismantle

31 31 Dismantling A-720 East Overview of closures end of 2016 Opening new lanes Complete closure Complete closures (temporary) Temporary deviation Partial closure Structure being dismantled Higway closed, to dismantle Carte préliminaire en cours de correction

32 32 Preliminary detours A-720 east: via autoroute Bonaventure, rue Saint- Patrick and rue Notre-Dame Ouest A-720 west: via autoroute Bonaventure, A-15 north

33 33 Dismantling A-720 Noise mitigation measures: Temporary noise-reducing walls on the ground Implementation of physical screens with equipment on motorway lanes (ongoing evaluation of effectiveness and feasibility) Weekdays: limit work to less noisy operations after 7:00 p.m. (such as cleaning) Weekends: after 11:00 p.m. Dust mitigation measures: Use of water and snow cannons Use of fire nozzles

34 34 Traffic mitigation measures Presence of police at busy intersections (more than thirty intersections targeted) Coordination with the STM for bus detours and relocation of bus stops Planning of detours and alternate routes

35 35 Communications NDG-Westmount Neighbourhood Committee November 14, 2016 Sud-Ouest Neighbourhood Committee September 27, 2016 Website dedicated to the project: Monthly electronic bulletins (subscribe via the Turcot website) Dedicated telephone line: Turcot

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