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Union Pacific Wind Program

October 27, 2009

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Wind Energy Supply Chain

String

FarmPAD

Tower midSection

TowerBase section

Tower upper section

Blades

HubNacelle

DtA = Down Tower Assembly

Carriers

Rail

Port or Plant

UPDS Rail DC

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3

2

5

4

6

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Wind – Rail Clearances

14’ 2” + width

&Turns

4

• Current Operating DC’s-- Abilene, TX -- Boardman, OR -- Manly, IA -- Carr, CO -- Tucson, AZ-- Devils Lake, ND-- Liberal, KS -- Mojave, CA-- Colton, CA

• Pre-qualified DC Sites-- Bloomington, IL-- Peoria, IL-- Indio, CA -- Kanopolis, KS -- Butte, MT -- El Reno, OK-- Arlington, OR-- Miller, SD-- Milford, UT-- Egbert, WY-- Sidney, NE-- Montevideo, MN-- Milwaukee, WI Top States in Wind Production

States with significant growth potential

UPDS WIND Distribution Centers

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Manly, Iowa

6

Short Line - Universal Tower Fixtures

7

Short Line – Universal Blade Fixtures