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TRANSCRIPT
St Vital Transmission Line Construction
June 4th, 2020Sage Creek Residents’ Association
Information Session
During the presentation
• Please Mute your microphone
• Question period at the end of the presentation
• Questions can be typed in the comment box
Agenda
Opening Remarks Goy Sengmany, Vice President & Parks Chair of Sage Creek Residents’ Association
Introductions Maggie Bratland
Presentation (10 mins) Maggie Bratland – Manitoba Hydro
Question and Answer Period (30 mins)
Moderated by Anthonie Koop (Manitoba Hydro)
Outline• History of the
Corridor• St. Vital Transmission
Project• Construction Process• Safety • Safe access to trails
Manitoba Hydro Corridor
• MH owned since 1970s• Location for transmission
lines to connect St. Vital Station with need and supply
• Greenspace and trails developed with Manitoba Hydro permission – partnership with Qualico, MH, City of Winnipeg
St. Vital Transmission Project
• 3- 230kV transmission lines• Promote reliability• Improve system
performance and ability to withstand outages
• Received Provincial Licence January 2017
Double Circuit• Design change in Sage
Creek in response to community feedback
• More separation between homes / lines
• 5 Less towers• 15 m taller towers to
accommodate ground clearance
Single Circuit Double Circuit
Construction
Site Preparation
June
Foundation InstallationJune - July
Tower Assembly
July - August
Tower Erection
July - August
Stringing
August-September
Site Clean Up
June 15 anticipated construction start*Estimated timelines subject to change
Site Preparation• Access points
established• Tower locations
flagged • Materials and
equipment hauled to site
Site Preparation• Rig mats will be used to protect trails
Foundations Installed• Cast-in-place
foundations• 4 holes drilled• Filled with concrete• Requires time to
‘cure’
Towers Assembled
• Towers assembled next to foundation
• Steel sections bolted together
Towers Installed• Crane lifts
assembled sections• Fastened with bolts• Inspected
Stringing
• Overhead work• Pulling ropes then
conductor through pulleys
• Requires road/trail closures
Rider Poles
• On either side of road crossings
• Prevent conductors from falling on roads
• Removed once stringing is complete
Site Clean Up• Garbage and materials cleaned up at end of
day• Debris on roads will be cleaned up
immediately• Damage to trails or tall grass prairie will be
repaired
Safety
• Please obey signage for your safety
• Construction equipment locked and fenced at night
Trail Access• Signs will mark trail closures
• Updates to trail closure information on our website www.hydro.mb.ca/sagecreek
• 1-877-343-1631• [email protected]
Noise• Work from 7am – 6 pm most
days• May continue until 9 pm as
needed• General construction related
noise• Alternate conductor fusing
method will reduce noise
Contact Us
• [email protected]• 1-877-343-1631• Website: www.hydro.mb.ca/sagecreek• Conference call on June 9th – email
[email protected] for details
Q & A• Please type question into
comment box• Question will be read
aloud and answered• Questions on other topics
will be followed up offline (to email address provided during registration)
Electric Magnetic
Fields
Birds• Biologists will ‘sweep’
area looking for bird nests• Area will be monitored for
nesting birds duringconstruction
FAQs
• https://www.hydro.mb.ca/projects/expansion/stvital/pdf/sage_creek_faq.pdf
Available in accessible formats upon request.