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Ministry of the Environment Ministère de l’Environnement ENVIRONMENTAL COMPLIANCE APPROVAL NUMBER 2731-99HJGQ Issue Date: April 9, 2014 Toronto Transit Commission 5160 Yonge Street, 3rd Floor Toronto, Ontario M2N 6L9 Site Location: TTC Roncesvalles Carhouse 20 The Queensway Toronto City

You have applied under section 20.2 of Part II.1 of the Environmental Protection Act , R.S.O. 1990, c. E. 19 (Environmental Protection Act) for approval of:

- one (1) sand storage silo (Source ID: SS-1), having a storage capacity of 50 tonnes, served by a silo venting filter equipped with 24.5 square metres of non-woven pleated spunbonded fleece filter material and an air backflush self cleaning mechanism, discharging passively to the air through a stack having and exit diameter of 0.82 metre, extending 1.3 metres above the roof and 9.5 metres above grade;

Carhouse

- two (2) dual-fuel boilers (Source ID: B-1 and B-2), each capable of firing natural gas or fuel oil, each having a maximum heat input of 3,532,140 kilojoules per hour and each discharging to the air at a maximum volumetric flow rate of 0.44 cubic metre per second through a dedicated flue contained in a common stack having an exit diameter of 0.4 metre, extending 11.7 metres above the roof and 17.2 metres above grade;

- two (2) natural gas-fired make-up air units (Source ID: MUA-01 and MUA-02), each having a maximum heat input of 949,500 kilojoules per hour, each discharging to the air at a maximum volumetric flow rate of 4.45 cubic metres per second through a stack having an exit diameter of 0.23 metre, extending 0.85 metre above the roof and 11.5 metres above grade;

- six (6) natural gas-fired door heaters (Source ID: DRH-01-1A,1B, DRH-01-2A,2B, DRH-01-3A,3B, DRH-02-1A,1B, DRH-02-2A,2B, DRH-02-3A,3B), each having a maximum heat input of 369,250 kilojoules per hour, each discharging to the air at a maximum volumetric flow rate of 14.11 cubic metres per second through a stack having an exit diameter of 0.3 metre, extending 1.42 metres above the roof and 12.07 metres above the roof;

- one (1) natural gas-fired air conditioning unit (Source ID: ACU-01) having a maximum heat input of 112,649 kilojoules per hour, discharging to the air at a maximum volumetric flow rate of 0.57 cubic metre per second through a stack having an exit diameter of 0.1 metre, extending 0.73 metre above the roof and 11.38 metres above grade;

- two (2) natural gas-fired unit heaters (Source ID: UH-01 and UH-02), each having a maximum heat input of 158,931 kilojoules per hour, discharging internally into the carhouse;

- one (1) baghouse system (Source BH-1), controlling emissions from the blowdown operations, consisting of a dust collector equipped with seventy-two (72) cartridge filters and a return air filter box, consisting of twenty-four (24) pre-filters and eighteen (18) after-filters, discharging internally into the carhouse at a maximum volumetric flow rate of 14.2 cubic metres per second;

- one (1) maintenance welding station;

Transit Office Building

- three (3) natural gas-fired heating, ventilation and air conditioning units (Source ID: HVAC-1, HVAC-2 and HVAC-3) and one (1) natural gas-fired hot water heater (Source ID: HWH-1), having a total maximum heat input of 844,000 kilojoules per hour, all discharging to the air; all in accordance with the application for an Approval submitted by the Toronto Transit Commission, dated May 4, 2012 and signed by John O'Grady, Chief Safety Officer; the Emission Summary and Dispersion Modelling report prepared by AECOM, dated April 20, 2012, and signed by Rob Deobald, EIT and Derek Hatanaka, P.Eng.; the revised Emission Summary and Dispersion Modelling report prepared by AECOM, dated October 18, 2013, and signed by Halim Abdihalim, EIT and Matt Lei, P.Eng.; the additional information provided in an email from the Toronto Transit Commission, dated December 16, 2013, and signed by Shaun DeSouza; the Acoustic Assessment Report prepared by Aercoustics Engineering Limited, dated October 23, 2013, and signed by Rob Jozwiak, P.Eng. and Tim Preager, P.Eng.; and the Noise Abatement Action Plan prepared by AECOM, dated October 18, 2013, and signed by Mohamad Lzeik and Joe Peristy, P.Eng.

For the purpose of this environmental compliance approval, the following definitions apply:

1. "Acoustic Assessment Report" means the report, prepared in accordance with Publication NPC-233 submitted in support of the application, that documents all sources of noise emissions and Noise Control Measures present and proposed at the Facility, prepared by Aercoustics Engineering Limited, dated October 23, 2013 and signed by Rob Jozwiak, P.Eng. and Tim Preager, P.Eng.

2. "Acoustic Audit" means an investigative procedure consisting of measurements and/or acoustic modelling of all sources of noise emissions due to the operation of the Facility, assessed to determine compliance with the Performance Limits for the Facility regarding noise emissions, completed in accordance with the procedures set in Publication NPC-103 and reported in accordance with Publication NPC-233.

3. "Acoustic Audit Report" means a report presenting the results of an Acoustic Audit, prepared in accordance with Publication NPC-233.

4. "Acoustical Consultant" means a person currently active in the field of environmental acoustics and noise/vibration control, who is familiar with Ministry noise guidelines and procedures and has a combination of formal university education, training and experience necessary to assess noise emissions from the Facility.

5. "Approval" means this Environmental Compliance Approval, including the application and supporting documentation listed above.

6. "Company" means Toronto Transit Commission, that is responsible for the construction or operation of the Facility and includes any successors and assigns.

7. "Director" means any Ministry employee appointed pursuant to section 5 of the EPA.

8. "District Manager" means the District Manager of the appropriate local district office of the Ministry, where the Facility is geographically located.

9. "EPA" means the Environmental Protection Act , R.S.O. 1990, c. E. 19, as amended.

10. "Equipment" means the equipment and processes described in the Company's application, this Approval and in the supporting documentation submitted with the application, to the extent approved by this Approval.

11. "Facility" means the entire operation located on the property where the Equipment is located.

12. "Independent Acoustical Consultant" means an Acoustical Consultant who is not representing the Company and was not involved in preparing the Acoustic Assessment Report or the design/implementation of Noise Control Measures for the Facility and/or Equipment. The Independent Acoustical Consultant shall not be retained by the Acoustical Consultant involved in the noise impact assessment or the design/implementation of Noise Control Measures for the Facility and/or Equipment.

13. "Manual" means a document or a set of documents that provide written instructions to staff of the Company.

14. "Ministry" means the ministry of the government of Ontario responsible for the EPA and includes all officials, employees or other persons acting on its behalf.

15. "Noise Abatement Action Plan" means the noise abatement program developed by the Company, submitted to the Director and District Manager and approved by the Director, prepared by AECOM, dated October 18, 2013 and signed by Mohamad Lzeik and Joe Peristy, P.Eng.

16. "Noise Control Measures" means measures to reduce the noise emission from the Facility including, but not limited to silencers, acoustic louvres, enclosures, absorptive treatment, plenums and barriers as detailed in Schedule A of this Approval and/or in the Noise Abatement Action Plan.

17. "Publication NPC-103" means the Ministry Publication NPC-103 of the Model Municipal Noise Control By-Law, Final Report, August 1978, as amended.

18. "Publication NPC-205" means the Ministry Publication NPC-205, "Sound Level Limits for Stationary Sources in Class 1 & 2 Areas (Urban)", October, 1995, as amended.

19. "Publication NPC-233" means the Ministry Publication NPC-233, "Information to be Submitted for Approval of Stationary Sources of Sound", October, 1995, as amended.

You are hereby notified that this environmental compliance approval is issued to you subject to the terms and conditions outlined below:

TERMS AND CONDITIONS OPERATION AND MAINTENANCE

1. The Company shall ensure that the Equipment is properly operated and maintained at all times. The Company shall:

(1) prepare, not later than three (3) months after the date of this Approval, and update, as necessary, a Manual outlining the operating procedures and a maintenance program for the Equipment, including: (a) routine operating and maintenance procedures in accordance with good engineering practices and as recommended by the Equipment suppliers;

(b) emergency procedures, including spill clean-up procedures;

(c) procedures for any record keeping activities relating to operation and maintenance of the Equipment;

(d) all appropriate measures to minimize noise emissions from all potential sources; and

(e) the frequency of inspection and replacement of the filter material in the Equipment; and

(2) implement the recommendations of the Manual. NOISE

2. The Company shall:

(1) implement by not later than November 30, 2015, the Noise Control Measures detailed in Schedule "A" of this Approval;

(2) undertake life-cycle replacement of existing Equipment with quieter Equipment; and

(3) ensure that the Noise Control Measures are properly maintained and continue to provide the acoustical performance outlined in the Acoustic Assessment Report and the Noise Abatement Action Plan.

3. The Company shall restrict the sand truck unloading / sand silo loading to the daytime hours from 7 a.m. to 7 p.m.

ACOUSTIC AUDIT

4.1 The Company shall carry out Acoustic Audit measurements on the actual noise emissions due to the operation of the Facility. The Company:

(1) shall carry out Acoustic Audit measurements in accordance with the procedures in Publication NPC-103;

(2) shall submit an Acoustic Audit Report on the results of the Acoustic Audit, prepared by an Independent Acoustical Consultant, in accordance with the requirements of Publication NPC-233, to the District Manager and the Director not later than six (6) months after the full implementation of the Noise Control Measures detailed in Schedule A of this Approval.

4.2 The Director:

(1) may not accept the results of the Acoustic Audit if the requirements of Publication NPC-233 were not followed;

(2) may require the Company to repeat the Acoustic Audit if the results of the Acoustic Audit are found unacceptable to the Director.

4.3 In the event that the findings of the Acoustic Audit Report demonstrate that the Facility is not in compliance with the sound level limits set out in Ministry Publication NPC-205, the Company shall prepare and submit an updated Acoustic Assessment Report to the District Manager and the Director once every five (5) years, that documents all sources of noise emissions and the most effective feasible Noise Control Measures that could be installed at the Facility.

RECORD RETENTION

5. The Company shall retain, for a minimum of two (2) years from the date of their creation, all records and information related to or resulting from the recording activities required by this Approval, and make these records available for review by staff of the Ministry upon request. The Company shall retain:

(1) all records on the maintenance, repair and inspection of the Equipment; and

(2) all records of any environmental complaints; including all items listed in Condition 7 of this Approval.

COMPLAINTS RECORDING PROCEDURE 6. A designated representative of the Company shall be available to receive complaints twenty-four (24) hours per day, seven (7) days per week. The contact information for the designated representative of the Company must be clearly provided on a sign(s) at the entrance to the Facility.

7. If at any time, the Company receives an environmental complaint from the public regarding the operation of the Facility, the Company shall respond to the complaint in accordance with the following:

Step 1: Record of Complaint

(i) The Company shall record each complaint in a computerized tracking system. The information to be recorded shall include the following:

(a) name, address and the telephone number of the complainant, if known;

(b) time and date of the complaint; and

(c) details of the complaint.

Step 2: Investigation and Handling of Complaint

(i) Following receipt of a complaint, the Company shall immediately investigate the complaint. The investigation shall include, at a minimum, the following:

(a) the nature or type of activities occurring at the Facility during the relevant timeframe;

(b) meteorological conditions at the relevant time, including the ambient temperature, approximate wind speed and its direction;

(c) a determination as to the possible cause(s) of the complaint; and

(d) the remedial action(s) required to address the cause(s) of the complaint, and implementation of the remedial action(s) as soon as practicably possible.

(ii) If the complainant provided their contact information, the Company shall provide a response to the complainant within two (2) business days of receipt of the complaint and shall document the response provided to the complainant and shall make the document(s) available for inspection by staff of the Ministry upon request. The response shall include the results of the investigation of the complaint, the action(s) taken or planned to be taken to address the cause(s) of the complaint, and if follow-up response(s) would be provided.

(iii) The Company shall, within two (2) business days of receipt of the complaint, submit a written report to the District Manager with details of the complaint, including the results of the investigation conducted pursuant to Condition 7, and all proposed actions to prevent future recurrences.

(iv) Record all information collected and actions taken with respect to the complaint in the computerized tracking system.

Step 3: Investigation of Options to deal with Complaint

(i) If a complaint cannot be resolved to the satisfaction of the District Manager, or in the District Manager’s opinion, an excessive number of complaints attributable to the Facility have been received during a short period of time, the Company shall, upon written notice from the District Manager and within ten (10) business days of receiving the written notice, submit a written report to the District Manager including a list of actions, with timelines, that the Company has taken and is planning to take to address the cause of the complaint(s). SCHEDULE "A" Noise Control Measures

Acoustic Barrier on North and West sides of Facility - Completion November 30, 2015 One (1) 7.5 metres high, 102 metres long acoustic barrier located on the north and west sides of the Facility, positioned as per Figure 02B of the Acoustic Assessment Report and Figure G85-133-C200 of the Noise Abatement Action Plan, continuous without holes, gaps or other penetrations, and having a surface mass density of at least 20 kilograms per square metre.

Stationary Lubricating Systems - Completed Currently, there are five (5) lubrication systems located in the Facility. The systems would apply lubrication to the wheels of the streetcars as they pass over to reduce or eliminate streetcar squealing. The lubrication systems are located around the Facility as shown in Figure G85-133-C200 of the Noise Abatement Action Plan.

Track Reconfiguration and Embedded Rail Systems - Completion November 30, 2015 Track reconfiguration at the north end of the Facility. Along with the track reconfiguration, installation of embedded rail systems, complete with a rubber “boot” arrangement. Embedded rail systems include moulded resin-bonded rubber encapsulation systems for the rails. The locations of track reconfiguration and embedded rail systems are shown in Figure G85-133-C200 of the Noise Abatement Action Plan.

Sand Truck Unloading / Sand Silo Loading via Off Board Blower with Acoustic Enclosure - Completion November 30, 2014 The sand truck unloading / sand silo loading shall be done via an off board blower installed in an acoustic enclosure having a sound level not exceeding 80 dBA at 1 metre.

The reasons for the imposition of these terms and conditions are as follows:

1. Condition No. 1 is included to emphasize that the Equipment must be maintained and operated according to a procedure that will result in compliance with the EPA, the regulations and this Approval.

2. Condition No. 2 is included to provide the minimum performance requirements considered necessary to prevent an adverse effect resulting the operation of the Facility.

3. Condition No. 3 is included to ensure that operation of the Equipment is not extended beyond the stated hours to prevent an adverse effect resulting from the operation of the Equipment.

4. Condition No. 4 is included to require the Company to gather accurate information and submit an Acoustic Audit Report in accordance with procedures set in the Ministry's noise guidelines, so that the environmental impact and subsequent compliance with this Approval can be verified.

5. Condition No. 5 is included to require the Company to keep records and to provide information to staff of the Ministry so that compliance with the EPA, the regulations and this Approval can be verified.

6. Condition Nos. 6 and 7 are included to require the Company to respond to any environmental complaints regarding the operation of the Equipment/Facility, according to a procedure that includes methods for preventing recurrence of similar incidents and a requirement to prepare and retain a written report.

In accordance with Section 139 of the Environmental Protection Act, you may by written Notice served upon me and the Environmental Review Tribunal within 15 days after receipt of this Notice, require a hearing by the Tribunal. Section 142 of the Environmental Protection Act provides that the Notice requiring the hearing shall state:

1. The portions of the environmental compliance approval or each term or condition in the environmental compliance approval in respect of which the hearing is required, and; 2. The grounds on which you intend to rely at the hearing in relation to each portion appealed.

The Notice should also include:

3. The name of the appellant; 4. The address of the appellant; 5. The environmental compliance approval number; 6. The date of the environmental compliance approval; 7. The name of the Director, and; 8. The municipality or municipalities within which the project is to be engaged in.

And the Notice should be signed and dated by the appellant.

This Notice must be served upon:

The Director appointed for the The Secretary* purposes of Part II.1 of the Environmental Review Tribunal Environmental Protection Act 655 Bay Street, Suite 1500 AND Ministry of the Environment Toronto, Ontario 2 St. Clair Avenue West, Floor M5G 1E5 12A Toronto, Ontario M4V 1L5

* Further information on the Environmental Review Tribunal ’s requirements for an appeal can be obtained directly from the Tribunal at: Tel: (416) 212-6349, Fax: (416) 314-3717 or www.ert.gov.on.ca

The above noted activity is approved under s.20.3 of Part II.1 of the Environmental Protection Act.

DATED AT TORONTO this 9th day of April, 2014 Ian Greason, P.Eng. Director appointed for the purposes of Part II.1 of the Environmental Protection Act ES/ c: District Manager, MOE Toronto - District Rob Deobald, AECOM