USA Banner

Official US Government Icon

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure Site Icon

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

U.S. Department of Transportation U.S. Department of Transportation Icon United States Department of Transportation United States Department of Transportation

North Bank Lane

Project Number: OR EMK 2005(3)
Project Name: North Bank Lane
Bid Opening Date: May 18, 2010

Base Price Indexes

Asphalt Cement

Asphalt Weekly Location: Portland, Oregon

Week / Date Asphalt  ($/US ton)
1 / April 26 485.00
2 / May 3 492.50
3 / May 10 492.50
4 / May 17 485.00
Base Price Index 488.75

Computation approach used to determine base price index

Monthly Averages for 2010

Month Asphalt
December 432.50
November 427.50
October 430.00
September 433.13
August 458.50
July 467.50
June 467.50

Computation Approach Used to Determine Base Price Index

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.