Cherry Creek Village North Reliability

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Cherry Creek Village NorthReliability

• Presented By Xcel Energy
• Tom Ashburn Area Manager
• Kerry D. McBee Area Engineer

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Topics

• Where outages have occurred
• Which homes were affected
• What were the outage causes
• What actions were performed by Xcel
• Which outages were due to overhead construction

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Electric System
Main Line Overhead (Sub Line) Underground (Sub
Line)
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2003 Outages
Unknown 5 homes Action - inspected Transformer
5 homes (unknown) Action reset Broken
Crossarm 47 Homes (Broken tree branch) Action
replaced 3 overhead outages
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2004 Outages
Transformer 12 homes (overload) Action -
replaced Cable Failure 13 homes Action -
repaired Cable Failure 10 Homes Action
repaired 0 overhead outages
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2005 Outages
(3) Transformer 4, 5 ,5 homes (overload) Action
- replaced (unknown) Action reset (snow
debris) Action removed debris 2 overhead
outages
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2006 Outages
Transformer 4 homes (overload) Action
replaced (2) Animal 17, 38 homes Action Work
Order Unknown 38 homes Action Work
Order Tree Int. 38 homes Action - Trimmed Car
hit pole Entire Area Action Replaced equip 3
System outages 5 overhead outages
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2007 Outages
NONE
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Summary

• 2003 2007
• Total Outages 18
• Outages due to Overhead Construction 10 (56 of
  total)
• Total Homes experiencing outages 997
• (1 house w/ 2 outages 2 homes)
• Homes experiencing outages due to overhead
  construction 383 (38 of total)

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Undergrounding Cost

• Sub line cable 7500 ft x 140
  1,050,000
• Secondary cable 19,000 ft x 50
  950,000
• Switch Cabinets 10 x 14,000
  140,000
• Transformers 30 x 10,000
  300,000
• Total 2,440,000

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