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WSP Canada Group Limited TORONTO GM MOBILITY CAMPUS TRANSPORTATION IMPACT STUDY: ADDENDUM 2 CITY OF TORONTO PROJECT NO.: 16M-00476-01-T03 DATE: MARCH 2018 WSP 100 COMMERCE VALLEY DRIVE WEST THORNHILL, ON, CANADA L3T 0A1 T F +1 905 882-0055 WSP.COM
Transcript
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WSP Canada Group Limited

TORONTO GM MOBILITY CAMPUS

TRANSPORTATION IMPACT STUDY: ADDENDUM 2

CITY OF TORONTO

PROJECT NO.: 16M-00476-01-T03

DATE: MARCH 2018

WSP

100 COMMERCE VALLEY DRIVE WEST

THORNHILL, ON, CANADA L3T 0A1

T F +1 905 882-0055

WSP.COM

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WSP Canada Inc.

100 COMMERCE VALLEY DRIVE WEST

THORNHILL, ON, CANADA L3T 0A1

T F +1 905 882-0055

wsp.com

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P R O J E C T T E A M

Transportation Planning

Sharon Sterling

Brett Sears

Josie Li

Ubaid Ali

Michaela Abatecola

Transportation Engineering

Bob Koziol

Amrah Singhawansa

Active Transportation

Dave McLaughlin

Jason Neudorf

Visualization

JuanJuan Zhao

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TABLE OF CONTENTS

EXECUTIVE SUMMARY ........................................... 1

1 REPORT BACKGROUND ............................... 4

1.1 Background .................................................................... 4

1.2 Purpose of this Addendum .......................................... 4

1.3 Overview of the Updated Proposed Development ..... 5

2 REVISED SITE PLAN ..................................... 7

2.1 Revised Site Statistics .................................................. 7

2.2 Revised Site Design ...................................................... 7

3 TOTAL TRAFFIC CONDITIONS ANALYSIS . 10

3.1 Phase 1: Site 1 and Proposed Public ROW .............. 10

3.1.1 Site 1 Trip Generation ........................................................................... 10

3.1.2 Level of Service Analysis for Site 1 ...................................................... 13

3.2 Full Build Out ............................................................... 15

3.2.1 Sites 2 and 3 Trip Generation ............................................................... 15

3.3 Level of Service Analysis for Full Build Out ............. 18

4 ROADWAY DESIGN ..................................... 20

4.1 Rushbrooke Avenue Extension ................................. 20

4.1.1 Internal Private Driveways .................................................................... 20

4.2 Intersections ................................................................ 24

4.2.1 Intersection of Rushbrooke Avenue Extension and Eastern Avenue. 24

4.2.2 Intersection of Lake Shore Boulevard East And Rushbrooke

Avenue ................................................................................................... 26

4.2.3 Signage Plan and Pavement Markings ................................................ 27

5 INTERNAL VEHICULAR CIRCULATION ...... 32

5.1 Vehicular Circulation ................................................... 32

5.1.1 Passenger Car....................................................................................... 32

5.1.2 Car Carrier ............................................................................................. 32

5.1.3 Fire Truck ............................................................................................... 32

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March 2018

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5.1.4 Service Vehicles .................................................................................... 32

6 PARKING AND LOADING FACILITIES ........ 39

6.1 Parking ......................................................................... 39

6.1.1 Zoning By-law 569-2013 Parking Requirements ................................. 39

6.1.2 Zoning By-law 569-2013 Bicycle Parking Requirements .................... 40

6.1.3 Proposed Parking Supply ..................................................................... 40

6.2 Loading ......................................................................... 42

6.2.1 Zoning By-law Loading Requirements ................................................. 42

6.2.2 Proposed Loading Supply ..................................................................... 42

7 CONCLUSIONS AND

RECOMMENDATIONS ................................. 44

7.1 Conclusions ................................................................. 44

7.2 Recommendations ...................................................... 44

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Transportation Impact Study Addendum 2

March 2018

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TABLES

TABLE 1: REVISED SITE STATISTICS ......................... 7 TABLE 2: SITE 1 TRIP GENERATION ......................... 10 TABLE 3: SITE 1 VEHICULAR TRIPS .......................... 11 TABLE 4: LEVEL OF SERVICE ANALYSIS FOR TOTAL

TRAFFIC CONDITIONS (SITE 1) ..... 13 TABLE 5: SITES 2 AND 3 TRIP GENERATION ........... 15 TABLE 6: SITES 2 AND 3 VEHICULAR TRIPS............ 16 TABLE 7: LEVEL OF SERVICE ANALYSIS FOR TOTAL

TRAFFIC CONDITIONS (SITES 2 AND 3 – FULL BUILD OUT) ....................... 18

TABLE 8: ZONING BY-LAW 569-2013 MINIMUM PARKING REQUIREMENTS ............ 39

TABLE 9: ZONING BY-LAW 569-2013 MINIMUM BICYCLE PARKING REQUIREMENTS .............................. 40

TABLE 10: PROPOSED PARKING SUPPLY, SITE 1 .. 40 TABLE 11: PROPOSED BICYCLE PARKING SUPPLY,

SITE 1 ................................................ 41 TABLE 12: ZONING BY-LAW 569-2013 LOADING

REQUIREMENTS .............................. 42 TABLE 13: PROPOSED LOADING SUPPLY, SITE 1 .. 42

FIGURES

FIGURE 1.1: SITE LOCATION ....................................... 6 FIGURE 2.1: SITE PLAN ................................................ 9 FIGURE 3.1: TRIP ASSIGNMENT SITE 1 (SITE

ACCESS) ........................................... 12 FIGURE 3.2: TOTAL TRAFFIC VOLUMES SITE 1 (SITE

ACCESS) ........................................... 14 FIGURE 3.3: TRIP ASSIGNMENT SITES 2 AND 3

(SITE ACCESS) ................................. 17 FIGURE 3.4: TOTAL TRAFFIC VOLUMES PHASE 2

(SITE ACCESS) ................................. 19 FIGURE 4.1: CONCEPT DESIGN OF RUSHBROOKE

AVENUE EXTENSION ...................... 21 FIGURE 4.2: RUSHBROOKE AVENUE EXTENSION

CROSS SECTION ............................. 22 FIGURE 4.3: CONCEPT DESIGN OF PRIVATE EAST-

WEST DRIVEWAY ............................ 23 FIGURE 4.4: SIGHT LINE ANALYSIS OF

RUSHBROOKE AVENUE AT EASTERN AVENUE .......................... 25

FIGURE 4.5: SIGHT LINE ASSESSMENT AND STOPPING SIGHT DISTANCE AT

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LAKE SHORE BOULEVARD EAST ACCESS ............................................ 28

FIGURE 4.6: SIGHTLINE ASSESSMENT AT LAKE SHORE BOULEVARD EAST ACCESS (EXISTING IMAGERY) ...................... 29

FIGURE 4.7: REVISED RENDERING OF RUSHBROOKE AVENUE CROSSING OF THE LOWER DON RECREATIONAL TRAIL.................... 30

FIGURE 4.8: REVISED SIGNAGE PLAN ..................... 31 FIGURE 5.1: PASSENGER CAR CIRCULATION ........ 33 FIGURE 5.2: CAR CARRIER CIRCULATION AND

LOADING ........................................... 34 FIGURE 5.3: FIRE TRUCK CIRCULATION .................. 35 FIGURE 5.4: HSU AND MSU TRUCK CIRCULATION. 36 FIGURE 5.5: MSU TRUCK OPERATION AT OFFICE

LOADING BAY .................................. 37 FIGURE 5.6: GARBAGE TRUCK CIRCULATION ........ 38

APPENDICES

A TOTAL TRAFFIC CONDITIONS ANALYSIS SYNCHRO

OUTPUT SHEETS (PHASE 1)

B TOTAL TRAFFIC CONDITIONS ANALYSIS SYNCHRO

OUTPUT SHEETS (PHASE 2)

C LAKE SHORE BOULEVARD EAST ACCESS RENDERINGS

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EXECUTIVE SUMMARY On March 31, 2017, General Motors of Canada Company (GM Canada) submitted an application for a Zoning By-law Amendment along with a Plan of Subdivision (files 17 137240 STE 30 OZ and 17 137249 STE 30 SB respectively) to permit the development of office space, research and development facilities, ancillary retail, and an auto dealership on the Subject Property. As part of the above-noted applications, the Toronto GM Mobility Campus Planning Rationale (dated March 29, 2017) was submitted to the City. A Notice of Complete Application and Assignment of Application under the City's STAR Process was received on May 18, 2017.

An Official Plan Amendment (OPA) application was submitted on October 30, 2017. A Notice of Complete Application for the OPA was received dated November 6, 2017.

On November 30, 2017, an application for Site Plan Approval was filed for the development of Site 1 and the new Public Right-of-Way (17 269708 STE 30 SA). As part of the submission Transportation Impact Study (TIS) Addendum #1 was issued.

The November 2017 TIS Addendum to the March 2017 submission addressed City comments since the March 2017 submission. Since that time, the site plan has evolved further and some adjustments have been made. The objective of this second TIS Addendum is to update the relevant traffic analyses for the revised development proposal as supported by revised applications for Zoning By-law Amendment, Plan of Subdivision, Official Plan Amendment for the entire Subject Property and Site Plan Approval Application for Site 1 (including Innovation Plaza). The analysis in the addendum demonstrates that the revised development proposal appropriately responds to City staff’s verbal comments received to date and that the revised site plan will function acceptably from a traffic perspective.

The general concept for the Subject Property remains the same and at full build-out, the proposed development will support employment space across three development blocks (referred to as Site 1, 2 and 3). The development proposal for the Subject Property provides for 74,400m2 of employment uses, creating an opportunity for up to 2,550 new high order jobs. The objective of this Addendum is to reflect changes in the site plan and site statistics since the November 2017 submission. This Addendum should be reviewed in conjunction with the original March 2017 TIS and November 2017 TIS Addendum.

As an Addendum report, this document focuses solely on the items that have changed since the November 2017 TIS Addendum submission.

Revised Site Plan

The original concept site plan from March 2017 was modified in the November 2017 submission to realign the internal road network from the previously proposed Berkshire Avenue to Rushbrooke Avenue (referred to as the “new proposed Rushbrooke Avenue Public Right-of-Way” or “new proposed public ROW”). The new proposed public ROW is proposed as a local road along the eastern property line of the Subject Property. Since the time of the November 2017 submission, the ROW location has been shifted approximately 0.8 metres from its previously proposed centreline east to align with the eastern property line. The proposed east-west road has also been shifted approximately 4 metres from its previously proposed centreline to the north to accommodate the pick up and drop off zone for Site 1. Through consultation with City staff, the east-west road providing access to Site 1 has been determined to be a private driveway. The private driveway loops three-quarters around Site 1 and then becomes public space that is gate controlled for infrequent access by GM vehicles.

The site development statistics provide 26,266m2 in development for Site 1 for the GM Canada building housing research and development space, offices and a vehicle dealership. Sites 2 and 3 are expected to comprise of 18,000m2 and 30,131m2 of office space, and 3,600m2 and 6,026 m2 of ancillary retail space, respectively.

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Total Traffic Conditions Analysis

The trip generation was revisited to incorporate the current site statistics and to reflect the ancillary nature of the retail development. The impact of the City’s future transit plans and site-specific TDM measures were also considered in vehicle trip generation.

With the new trip generation statistics, Synchro analysis was re-run for the access intersections to confirm intersection performance. Adequate levels of service were identified during peak commuter traffic hours.

The adjustments to the road network since the November 2017 submission are summarized as follows:

— Innovation Plaza has been designed as a landscaped pedestrian space;

— The north-south public ROW (Rushbrooke Avenue) has been shifted approximately 0.8 metres from its previously proposed centreline to the east to border with the eastern property line;

— The east end of the Site 1 building at the ground floor facing the extension of Rushbrooke Avenue has been provided with active uses facing the street (Maven, display, café), and the visitor parking has been moved west of these uses;

— The southeast corner of the Site 1 has been redesigned to be an enhanced hard landscaped pedestrian area, with a modified paved area with intermittent controlled vehicular access limited to infrequent use by car carrier trailers and delivery vehicles;

— The layby at the north entrance to Site 1 has been modified to be one way eastbound with parking to the north of the driveway;

— The east-west driveway at the north end of Site 1 has been shifted by approximately 4 metres from its previously proposed centreline to the north, resulting in a reduction in the areas of Site 2 and Site 3;

— The layby parking spaces added on the north side of the east-west driveway will have electric vehicle charging stations; and

— The loading bay for the office and the dealership has been relocated on the ground floor plan.

Roadway Design

Since the November 2017 submission, the roadway design has been refined to reflect the final alignment of Rushbrooke Avenue and the east-west private driveway. To address verbal comments received from City staff, the intersection of Lake Shore Boulevard East and Rushbrooke Avenue was revisited to determine whether or not a westbound right turn lane is recommended. Based on the traffic analysis, which confirmed adequate operations without a right turn lane, no right turn lane from Lake Shore Boulevard East has been provided onto Rushbrooke Avenue. This technical analysis along with the desire to limit disruption to cyclists and pedestrians on the Lower Don Recreational Trail and sidewalk and to embody an urban character to the setting has led to the recommendation that a westbound right turn lane on Lake Shore Boulevard East onto Rushbrooke Avenue is not required or desired.

Internal Vehicular Circulation

The conflict-free circulation of car carrier trucks, service vehicles, fire trucks and passenger automobiles has been confirmed through turning analyses on both the internal private and public road network and at the access intersections using the updated site plans.

Parking and Loading Facilities

Adequate parking has been identified for Site 1 for vehicles and bicycles. All parking needs are expected to be accommodated on-site with no spillover into streets in the surrounding neighbourhood. Loading facilities also have been designed to meet the needs of Site 1. As with previous submission, the parking loading requirements from the Zoning By-Law 569-2013 are proposed to be met for Site 2 and Site 3 within Site 2 and Site 3.

Conclusions

Based on the revised site plan and analyses, the following conclusions can be made:

— The proposed accesses to the Subject Property are forecast to operate at acceptable levels of service during the a.m. and p.m. peak hours with the proposed Phase 1 development (Site 1: Toronto GM Mobility Campus);

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— Site 1 is expected to operate successfully with a stop controlled access on Rushbrooke Avenue at Eastern Avenue. However, the November 2017 submission assumed the signalization of this intersection due to comments received at the November 2, 2017 community meeting, which indicated the community and local Councillor supported the signalization of this intersection. Therefore, it is assumed that the Rushbrooke Avenue at Eastern Avenue intersection will be signalized with the development of Site 1;

— The proposed accesses to the Subject Property are forecast to operate at acceptable levels of service during the a.m. and p.m. peak hours with the proposed full build out (Sites 1, 2 and 3);

— The westbound right turning traffic from Lake Shore Boulevard East onto Rushbrooke Avenue does not require an auxiliary lane – traffic will turn from the curbside lane on Lake Shore Boulevard East;

— The Lake Shore Boulevard East entrance has been purposefully designed with the most recent best practice thinking and based on our extensive experience working in the City of Toronto and across Ontario on active transportation design. Every measure possible has been incorporated into the design to make the crossing as safe as possible for pedestrians and cyclists while still accommodating vehicle traffic;

— All anticipated vehicular movements at Site 1, including fire truck movements and car carrier truck movements, can be accommodated on site; and

— Parking and loading provisions will meet the needs of Site 1, Site 2, and Site 3 as per the City zoning by-law 569-2013.

Recommendations

All recommendations under the November 2017 Addendum are maintained for the updated site plan

described in this second addendum.

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1 REPORT BACKGROUND WSP is pleased to present this second Transportation Impact Study Addendum Report for the property located at 721 Eastern Avenue (“Subject Property”), located north of Lake Shore Boulevard East and west of Leslie Street, in the City of Toronto, Ontario (“City”). For reference, the location of the Subject Property and surrounding area is shown in Figure 1.1. The Subject Property is bounded by Eastern Avenue to the north, Lake Shore Boulevard East to the south, a FreshCo food store and other development to the east and the StudioCentre lands to the west.

1.1 BACKGROUND

On March 31, 2017, General Motors of Canada Company (GM Canada) submitted an application for a Zoning By-law Amendment along with a Plan of Subdivision (files 17 137240 STE 30 OZ and 17 137249 STE 30 SB respectively) to permit the development of office space, research and development facilities, ancillary retail, and an auto dealership on the Subject Property. As part of the above-noted applications, the Toronto GM Mobility Campus Planning Rationale (dated March 29, 2017) was submitted to the City. A Notice of Complete Application and Assignment of Application under the City's STAR Process was received on May 18, 2017.

An Official Plan Amendment (OPA) application was submitted on October 30, 2017. A Notice of Complete Application for the OPA was received dated November 6, 2017.

On November 30, 2017, an application for Site Plan Approval was filed for the development of Site 1 and the new Public Right-of-Way (17 269708 STE 30 SA).

In response to comments submitted by City staff and in support of the Site Plan Application for Site 1, an addendum to the March 2017 TIS was submitted in November 2017. Through verbal consultation with the City and further development of the site plan, the concept design has further evolved. This second Addendum reflects changes to the site statistics and site plan since the November 2017 TIS Addendum.

1.2 PURPOSE OF THIS ADDENDUM

The objective of this second TIS Addendum is to update the relevant traffic analyses for the revised development proposal as supported by revised applications for Zoning By-law Amendment, Plan of Subdivision, Official Plan Amendment for the entire Subject Property and Site Plan Approval Application for Site 1 (including Innovation Plaza). This addendum demonstrates that the revised development proposal appropriately responds to City staff’s comments received to-date and that the revised development proposal will operate acceptably from a traffic perspective.

As in the original March 2017 TIS submission, the proposed development will support employment space across three development blocks (referred to as Sites 1, 2 and 3). This Addendum #2, which supplements the March 2017 TIS and November 2017 TIS Addendum, provides traffic analysis and site plan analysis for the revised development proposal prepared in response to comments received from City staff to date, as supported by revised applications for Zoning By-law Amendment, Plan of Subdivision, Official Plan Amendment for the entire Subject Property, including the new Public Right-of-way, and Site Plan Approval Application for Phase 1 - Site 1 along with Innovation Plaza (Site 4). This Addendum also provides a response to comments to date and summarizes the key changes to the proposed development.

The comments and input received to date include City staff’s comments in the Preliminary Staff Report (dated August 23, 2017), corresponding discussions with City staff, comments from the community (in particular from the community meeting on November 2, 2017), comments from the Design Review Panel (November 2, 2017), verbal City comments received at a meeting on January 15, 2018 and verbal follow up with City staff in the second half of January 2018.

As an Addendum report, this document focuses on the items that have changed since the November

2017 submission. This report addresses:

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— Revised site plan and minor revisions to site development statistics;

— Total traffic conditions, including revised trip generation and modal split;

— Roadway design of Rushbrooke Avenue and the east-west private driveway;

— Internal vehicular circulation; and

— Parking and loading

1.3 OVERVIEW OF THE UPDATED PROPOSED

DEVELOPMENT

GM Canada envisions a master planned employment campus that secures the Subject Property as an employment generator for the long term while integrating a range of employment uses in well designed and attractive urban buildings. As in the March 2017 and November 2017 submissions, at full build-out, the proposed development will support employment space across 3 development blocks (referred to as Site 1, 2 and 3) and a publicly accessible private open space (referred to as Innovation Plaza or Site 4). The development proposal for the Subject Property provides for 74,500m2 of employment uses, creating an opportunity for up to 2,550 new high-order jobs.

The development will occur in phases. The first phase prioritizes the development of the Toronto GM Mobility Campus, Innovation Plaza and the new public ROW and associated infrastructure and grading. Phase 2 includes the development of Sites 2 and 3 and additional site works.

Phase 1: the GM Campus

Site 1

The “Toronto GM Mobility Campus” will be located on the south portion of the Subject Property (“Site 1”). The Toronto GM Mobility Campus will be housed in a multi-functional 5-storey 26,266m2 building, comprised entirely of employment uses. The building has been carefully designed in order to ensure prominence, visibility, access and an active frontage on Lake Shore Boulevard East, Eastern Avenue and the new public ROW.

New Public Right-of-Way

The proposed development will be serviced by a new public ROW that will connect Eastern Avenue to Lake Shore Boulevard East and the Lower Don Trail through the Subject Property. The new Rushbrooke Avenue Public Right-of-Way (or “new public ROW”) is designed as a local road with a 20.0m wide ROW aligning with the eastern property line of the Subject Property.

Innovation Plaza

Innovation Plaza - the new privately owned but publicly accessible open space - will form the main pedestrian link south from Eastern Avenue to the GM Mobility Campus. This enhancement will be provided in the first phase of development with Site 1 in an interim condition and will be enhanced through subsequent development approvals associated with Site 2 and Site 3.

Phase 2: Sites 2 + 3

The northern portion of the Subject Property is composed of Sites 2 and 3 and an enhanced Innovation Plaza. Sites 2 and 3 are proposed to be developed for over 48,000m2 (~518,000ft2) of combined non-residential uses including office and ancillary employee-serving retail uses. When combined with the employment space proposed in the GM Campus, the entire Subject Property will be a long-term employment generator for the immediate South of Eastern community and the broader City.

The OPA, ZBA and Plan of Subdivision applications address Sites 2 and 3 to provide for and secure a general framework for the entirety of the Subject Property. No site plan application has yet been submitted for Sites 2 and 3 as a detailed design exercise will only occur when a development partner is brought on or the lands are sold.

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2 REVISED SITE PLAN

2.1 REVISED SITE STATISTICS

To accommodate the revised site plan, the site statistics have been modified reflecting the change in building layout on Sites 1, 2 and 3. The development statistics are provided in Table 1.

Table 1: Revised Site Statistics

Land Use Square Meters Square Feet

Phase 1

Site 1: Vehicle Dealership 3,989 42,940

Site 1: Service 2,828 30,443

Site 1: Office, R&D and Innovation Space 4,618 49,703

Site 1: R&D Workshop 225.8 2,430

Site 1 Subtotal (excluding Parking) 11,661 125,516

Site 1: Parking Area and Other Area (Circulation) 14,605 157,211

Phase 1 Subtotal 26,266 282,727

Phase 2

Site 2: Office Area 14,402 155,020

Site 2: Retail Area 3,600 38,750

Site 2 Subtotal 18,002 193,770

Site 3: Office Area 24,105 259,464

Site 3 Retail Area 6,026 64,863

Site 3 Subtotal 30,131 324,327

Phase 2 Subtotal 48,133 518,100

Total Development (Phases 1 and 2) 74,399 800,827

2.2 REVISED SITE DESIGN

The main comment from City Staff regarding the November 2017 TIS Addendum involved concerns on whether a right turn auxiliary lane is needed to access Rushbrooke Avenue from Lake Shore Road East. A discussion has been included in this submission to demonstrate that a right turn auxiliary lane on Lake Shore Boulevard East is not required to access the proposed public ROW.

The private driveway on the the southeast corner of Site 1 has been redesigned to be an enhanced landscaped area, with a modified paved area with vehicular access limited to GM truck delivery vehicles and car carrier trailers exiting the site. This eliminates the need for an intersection control, a crosswalk and a crossride, as the access shall primarily function as a landscaped area with controlled driveway as opposed to a roadway. Other edits to the site plan are as follows:

— Innovation Plaza has been designed as a landscaped pedestrian space;

— The north-south public ROW (Rushbrooke Avenue) has been shifted approximately 0.8 meters from its previously proposed centreline to the east to border with the eastern property line;

— This road incorporates bike facilities and sidewalks on each side of the road. These connect to existing facilities on Eastern Avenue and Lake Shore Boulevard East;

— The east end of the Site 1 building at the ground floor facing the extension of Rushbrooke Avenue has been provided with active uses facing the street (Maven, display, café), and the visitor parking has been moved west of these uses;

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— The southeast corner of the Site 1 has been redesigned to be an enhanced hard landscaped pedestrian area, with a modified paved area with intermittent vehicular access limited to GM truck delivery vehicles and car carrier trailers exiting the site;

— The layby at the north entrance to Site 1 has been modified to be one way eastbound with parking to the north of the driveway;

— The east-west driveway north of Site 1 has been shifted approximately 4 metres from its previously proposed centreline to the north, resulting in a reduction in the areas of Site 2 and Site 3;

— The Lake Shore Boulevard East at Rushbrooke Avenue intersection has been designed to minimize disruption to pedestrians and cyclists while still facilitating vehicle movement. Features include:

— Shifting the Trail slightly north to provide separation distance from Lake Shore Boulevard East. Enough space has been allocated to enable one northbound vehicle to exit Lake Shore Boulevard East and queue on Rushbrooke Avenue until the Trail is clear and it is safe to proceed north;

— Shifting the sidewalk south, closer to the realigned Trail and providing a 300mm buffer between the Trail and sidewalk. This consolidates the active transportation crossings into a single crossing location which is more intuitive for motorists. It also allows motorists to see cyclists and pedestrians in the same field of view;

— Raising the crossing 150mm to create a speed table. The Trail and sidewalk crossing will be on top of the speed table. The crossing will be marked with a separate crossride as per OTM Book 18 and include zebra stripes for the pedestrian crossing and elephant’s feet, two bicycle stencils and green pavement markings for the bicycle crossing. The roadway ramps on either side of the crossing will be marked with speed hump arrow markings. This design enhances the prominence of the Trail and sidewalk crossing and will slow down vehicles;

— Installation of a Stop sign on the southbound exit of Rushbrooke Avenue to Lake Shore Boulevard East. The stop bar will be located before vehicles reach the speed table. Vehicles will be required to stop and ensure that there are no pedestrians or cyclists crossing on the Trail before proceeding over the speed table and turning right onto the westbound lanes of Lake Shore Boulevard East. The offset between Lake Shore Blvd and the crossride will also allow motorists to approach Lake Shore Blvd to get a better sightline for motor vehicle traffic and stop again if necessary without blocking the crossride;

— Installation of paint and pavement markings to create a truck apron on both corners to reduce the speed of motor vehicles as they make the turning movement. A truck apron creates two distinct turning radii. A 9.0 m radii is delineated with pavement marking, and encourages motorists driving smaller vehicles to reduce their speed while turning. A 15.0 to 19.0 m radius is delineated with a barrier curb and accommodates large vehicles. The smaller radii for passenger vehicles discourages motorists who are driving smaller vehicles from making a higher speed turn;

— Signage for motorists, alerting them of the presence of pedestrians and cyclists and directing motorists to yield the right-of-way to them; and

— Signage for pedestrians and cyclists, alerting them to the crossing and the presence of motorists.

— Combined with the appropriate street lighting, the design maintains the active transportation connection while accommodating vehicle movements.

— The layby parking spaces added on the north side of the east-west driveway will have electric vehicle charging stations; and

— The loading bay for the office and the dealership has been relocated on the ground floor plan.

These enhancements and changes are illustrated in Figure 2.1, the architectural and landscape packages dated March 5, 2018, and explained in detail in Section 4.

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Toronto GM Mobility Campus

Transportation Impact Study Addendum 2

March 2018

Page 10

3 TOTAL TRAFFIC CONDITIONS

ANALYSIS The revised site plan with revised development statistics was reanalyzed in Synchro to confirm the likely performance of intersections adjacent to the Subject Property. Total traffic conditions have been reanalyzed for Phase 1 (Site 1 Innovation Plaza and the new Rushbrooke Avenue public ROW being constructed) (Section 3.1) and for full build out (Sites 1, 2 and 3) (Section 3.2). Existing conditions analysis and future background conditions analysis have not been included in this supplementary report as these have not changed since the March 2017 TIS. Additionally, as forecast vehicle traffic volumes have been reduced since the March 2017 TIS, only the intersections immediately adjacent to the Toronto GM Mobility Campus have been reanalyzed. The other intersections analyzed in the March 2017 TIS are expected to remain the same, or perform better, than described in the March 2017 report.

3.1 PHASE 1: SITE 1 AND PROPOSED PUBLIC ROW

3.1.1 SITE 1 TRIP GENERATION

The site trip generation associated with the Toronto GM Mobility Campus based on the latest site statistics are shown below in Table 2.

Table 2: Site 1 Trip Generation

Use

ITE

Category

Used (ITE

Code)

Independent

Variable

Trips

Weekday a.m. Peak Hour Weekday p.m. Peak Hour

Inbound Outbound Total Inbound Outbound Total

Site 1:

Office/

Innovation

Centre

General

Office

(710)

Equation

(x = # 1000

sq.ft.)

Ln T = 0.8 Ln X + 1.57 T = 1.12 X + 78.45

Directional

Split 88% 12% 100% 17% 83% 100%

52,133 sq.ft. 100 14 114 23 114 137

Site 1:

Dealership

Automobil

e Sales

(841)

Equation

(x = # 1000

sq.ft.)

T = 1.92 X + 0 T = 1.91 X + 23.74

Directional

Split 75% 25% 100% 40% 60% 100%

73,383 sq.ft. 106 35 141 66 98 164

Site 1 Total 125,516

sq.ft. 206 49 255 89 212 301

The mode split reduction factor applied to the trip generation is the percentage of work-related trips that are not via single occupancy vehicles. The reduction factor is based on the Transportation Tomorrow Survey 2006 data for GTA zone 4, which includes the Subject Property. The final trip generation after mode split reduction is summarized in Table 3 for Site 1.


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