exv5w7

Exhibit 5.7

[LETTERHEAD OF SPROULE ASSOCIATES LIMITED]

August 1, 2008

British Columbia Securities Commission
Toronto Stock Exchange
New York Stock Exchange
United States Securities and Exchange Commission

Dear Sirs:


Re:		Teck Cominco Limited
		Amended and Restated Final Short Form Base Shelf Prospectus
		Consent of Expert

In connection with the Amended and Restated Short Form Base Shelf Prospectus of Teck Cominco Limited dated August 1, 2008 (the “Prospectus”), we hereby consent to the use of our firm name in connection with references to our firm’s involvement in auditing an estimate of contingent bitumen resources of the Fort Hills project derived from a Fort Hills Partnership report entitled “Fort Hills Conceptual Mine Plan Study,” completed in March 2006 (the “Estimate”) and to the use of the Estimate, or portions thereof, in the Prospectus.

We also consent to the use of and reference to our firm name and references to the Estimates, or portions thereof, and to the inclusion or incorporation by reference of information derived from the Estimates in the Prospectus and the registration statement on Form F-9 filed with the United States Securities and Exchange Commission on August 1, 2008 of Teck Cominco Limited (the “Registration Statement”).

We have read the Prospectus and the Registration Statement and have no reason to believe that there are any misrepresentations in the information contained therein that are derived from the Estimate or that are within our knowledge as a result of the preparation of the Estimate.

Sincerely,

SPROULE ASSOCIATES LIMITED

/s/ Doug W.C. Ho

Doug W.C. Ho, P. Eng
Vice-President, Engineering

/s/ R. Keith MacLeod

R. Keith MacLeod
President