January 2012 Capital Investment - National Grid

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Exhibit ___ (EIOP-19)Page 123 of 684Major Project TableThe following table identifies major projects by spending rationale for this study area.Table V-2Capital and Hudson Valley Major ProjectsSpendingRationale Progam SystemDistributionStudy Area Project Name Project #Asset Condition Cable Replacement Dist Capital Central 09224 Riverside 28855 UG Cable Replacemen C36468Capital East Hudso 09220 Liberty St. UG Cable ReplacementC36469Substation Metal-Clad Dist Schenectady 05846 Emmet St - Repl TB1 and mclad C17952Switchgear09244 Chrisler Metal Clad Replacement C36213Sub-T Overhead Line Sub-t Mohawk 05275 Amsterdam-Rotterdam 3/4 Relocation C3318205948 Gloversville - Canaj. #6 Refurbish C16236Transformer ReplacementProgram Tran None Greenbush - Replace TB3 C31663U-Series Relay Strategy Tran None Leeds - Replace U Series Relays C24663Damage/Failure D/F Other Dist Mohawk 17430 New Florida Station PPM 17430System Capacity & SC&P Other Dist Capital Central 05256 Albany Network Study Construction CD0016PerformanceTran None Eastern NY 115kV Capacitor Additions CNYPL7Replace overdutied 115kV breakers at Maplewood- CNYPL25 C39863V - 9124
Exhibit ___ (EIOP-19)Page 124 of 684V C. NorthernArea SummaryKey drivers behind the transmission capacity related projects in this study area include thefollowing:• Refurbishment of several transmission lines.• The interconnection of several wind generation projects.Key sub-transmission and distribution drivers include the following:• Sub-transmission automation installations on Lines 21/23/26.A potential major driver for the area is the North Country Power Authority (NCPA) takeoverof the electrical system in portions of St. Lawrence and Franklin Counties.V - 10125
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Niagara Mohawk Power Corporationd/b
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January 2012 Capital Investment - National Grid

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