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Petty Creek Road

Project Number: MT PFH 71-1(1)
Project Name: Petty Creek Road
Bid Opening Date: May 18, 2011

Base Price Indexes

Fuel

OPIS Report Location: Missoula, Montana

Week / Date Fuel  ($/gallon)
1 / 4/25/2011 3.49
2 / 5/3/2011 3.52
3 / 5/10/2011 3.44
4 / 5/17/2011 3.33
Base Price Index 3.45

Asphalt Cement

Asphalt Weekly Location: Western, Montana

Week / Date Asphalt  ($/ton)
1 / 4/22/2011 485.00
2 / 4/29/2011 485.00
3 / 5/6/2011 495.00
4 / 5/13/2011 502.50
Base Price Index 491.88

Computation Approaches Used to Determine Base Price Indexes

Asphalt Cement Adjustment: The Base Price Index (BPI) is a price index determined by arithmetic average for prices in the four "Asphalt Weekly Monitor ®" publications immediately preceding the bid opening.

Fuel Price Adjustment: The Base Price Index (BPI) is a price index determined by arithmetic average of OPIS publications' daily rack prices on a weekly basis for the 4 weeks preceding the bid opening.