Proposed structures Existing structure AltaLink portion Glossary of terms AUC: The Alberta Utilities Commission is an independent, quasi-judicial agency of the Transmission line wire Protective shield wire government of Alberta, with a mission to ensure that the delivery of Alberta’s utility services take place in a manner that is fair, responsible and in the public interest. New receiving towers AESO: The Alberta Electric System Operator is the independent, not-for-profit entity ENMAX portion responsible for the safe, reliable and economic planning and operation of the Alberta Pathway Interconnected Electric System. Aerial View ENMAX Substation 10 Transmission lines: Transmission lines connect the power produced at generating Expansion Project facilities to substations. Over long distances it is most effective to transport electricity at high These images are a mock up of the proposed work being voltages. undertaken by ENMAX and AltaLink to upgrade the Substation 10 and provide the required transmission feeds. Substation: Substations are the connection point between high-voltage transmission lines and the lower voltage distribution lines found in your community. When power passes Although there is no reason to believe that through a substation, its voltage is reduced so it can be transported to you through the there are any errors associated with the data distribution system. used to generate this product or the product Sub 10 Option 3 itself, users of these data are advised that Mock up 1 Pathway errors in the data may be present. January 2009 Distribution lines: After transmission lines bring the power from generating facilities to Stakeholder substations and the voltage is reduced, distribution lines carry the lower voltage electricity to your communities, homes and businesses. Information Brochure Kilovolt (kV): A kilovolt is equal to one thousand volts. This unit of measurement is most Proposed structure commonly used when describing transmission and distribution lines. As you may recall, in order to meet the growing need for power in Open house type The City of Calgary, the Alberta Electric System Operator (AESO) Breaker: A breaker is an electrical switch designed to protect a circuit (line). Breakers are Date: February 25, 2009 is proposing the upgrade of the substation in your area from the made in varying sizes, from small devices that protect household appliances to large devices existing 69 kV (69,000 volts) to 138 kV. designed to protect high voltage circuits in substations. Time: 4 - 8 p.m. AltaLink proposes two steel poles that are approximately 105 feet tall and six feet in diameter. These structures will connect Place: Altadore Baptist Church Following initial consultation on the need for this proposed Switching station: A switching station has breakers that allow a line to be turned on or off. 4304 16 Street SW to the existing 138 kV transmission line, so the line can enter project in May 2008, further engineering revealed a requirement and exit the ENMAX substation. for two new, self-supporting steel poles to be installed between Transformer: A transformer is the device in a substation that steps voltage up or down so ENMAX the existing AltaLink 138 kV line (on the north side of the electricity can be safely moved to your community. brochure The construction of these poles should take approximately two substation) and ENMAX’s existing Substation 10. sent May months and work will begin once certain phases of the ENMAX 2008 Right-of-way: A right-of-way is the use of a strip of land acquired for the construction and upgrades have been complete. A detailed explanation of the project can be found in this brochure operation of a transmission line. The term right-of-way is also used to refer to the physical along with information about who is involved with this project. space a transmission line encompasses including areas on either side of the line. Artist’s rendering of proposed structure Public consultation ENMAX knocked on your door the week of May 17 to 21, 2008 to share information about this ENMAX and AltaLink are committed to sharing information about projects and working with AltaLink is proposing to build two new poles to connect the AltaLink transmission line to the proposed project and open houses were held in your area at the end of May 2008. We now stakeholders to receive feedback and address questions and concerns. ENMAX Substation 10. Construction for this portion of the project is schedule to take have some new information to share with you regarding the project. approximately two months and will be undertaken in conjunction with the work being done ENMAX and AltaLink are informing residents adjacent to the project through the distribution by ENMAX. Although there will likely be disruptions to the bike path to allow workers and ENMAX initially began consultation to notify stakeholders in the area about its proposal to of this brochure, personal consultation for those most directly affected and through an open equipment the space they require to operate safely, a temporary pathway will be put in place convert the existing Substation 10, located at 5119 14th Street SW, beside Emily Follensbee house scheduled for February 25, 2009. Representatives from ENMAX and AltaLink will be until all work is completed. Once construction is complete a new permanent bike path will School to a higher voltage. This portion of the project includes the removal of the four there to discuss the project and to answer questions. The Alberta Electric System Operator be put in place close to the existing one (Please refer to the map in this brochure). Additional existing transformers and 69 kV switchgear from the substation yard. The old equipment (AESO), the Alberta Utilities Commission (AUC), Emily Follensbee School, the Calgary Board details about the new structures and changes to the area can found in this brochure. would be replaced by two new 138 kV receiving structures and two new, larger transformers, of Education and Alderman are also invited. complete with spill containment. The substation fence will expand 14 metres north and two metres west of the existing site to accommodate new equipment in the substation yard. For more information: The construction phase of the project is approximately 11 months and is scheduled to begin in ENMAX February 2010 pending approval from the Alberta Utilities Commission. If you require additional information or Timeline have any questions regarding the During construction you will notice some changes to the area: ENMAX portion of the project, please Restricted access to 50th Avenue February 2009 Open House call (403) 514-1341 or e-mail Due to the size of the equipment and the trucks that are required to transport it, access to [email protected]. 50th Avenue and the pathway may be disrupted for short periods of time while the old March 2009 Application to the Alberta Someone will respond to your request equipment is removed and new equipment is installed. Although equipment and vehicles will Utilities Commission (AUC) in three business days or less. be coming and going on a regular basis, the public will have access to the pathway and 50th Avenue during construction of the substation. February 2010 Construction start, pending Security approval from the AUC AltaLink ENMAX will hire a security guard to keep the substation site secure outside of regular work December 2010 Construction completion hours. If you require additional information or have any questions In addition to the changes outlined above, further engineering by ENMAX identified the need regarding the AltaLink portion for new structures to connect the substation to the existing transmission line next to the of the project, please substation. The transmission line belongs to AltaLink and, as a part of the substation upgrade, call 1-877-267-1453 or e-mail AltaLink has been directed to build new structures to connect the existing line to Substation [email protected]. 10. Please see the AltaLink section of the brochure for more details. When you choose to share personal information with any of the ENMAX group of companies, we consider this information confidential. ENMAX and its affiliates or agents will not sell or trade your information to any third Who is ENMAX Power? parties. ENMAX will only use this information for the purpose of planning, building, or maintaining the Who is AltaLink? transmission project for which your information was collected, and will only share your information with parties ENMAX Power Corporation is a part of ENMAX Corporation, a wholly owned subsidiary of who reasonably require the information for that purpose. Such parties may include other industry participants, AltaLink is an independent company that owns and operates approximately 11,600 such as the Alberta Electric System Operator, other electric facility owners, including AltaLink, or other industry The City of Calgary. ENMAX Power Corporation owns, operates and maintains the participants involved in the development of the project. If you have any concerns about how your information kilometres of transmission lines and 260 substations. As the largest owner and operator of transmission and distribution lines that bring electricity to homes and businesses in Calgary. will be used, or any questions regarding our Personal Information Commitment, please contact ENMAX, or visit transmission facilities in Alberta, AltaLink provides electric transmission service to more than We are committed to delivering safe, reliable electricity as we have done for 100 years. us at http://www.enmax.com/Corporation/Web+Help/Legal/Privacy+Commitment.htm 85 per cent of Albertans..