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Escalation Factors for MT PHF 59-1(2) and WY PRA-YELL 12(5),
Beartooth Highway and Yellowstone National Park Northeast Entrance Road

Latest Month: August 2008
Fuel Price: 3.67
Asphalt Price: 771.61

Computation of Contract 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.
4 Week AverageAsphalt  ($/metric ton)
Base Price Index362.38

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.
28 Day AverageFuel  ($/gallon)
Base Price Index2.28


Archived Months for 2007
MonthFuelAsphalt
June2.30354.94
July2.42347.22
August2.38349.98
September2.53348.60
October2.75341.71
November3.08330.69
December2.89330.69

Archived Months for 2008
MonthFuelAsphalt
January2.73332.07
February2.80336.20
March3.31342.40
April3.54355.49
May3.74428.24
June3.90475.37
July3.92688.94
   

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Last update: September 12, 2008