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                                                  FILED PURSUANT TO RULE 433
                                                  REGISTRATION NO. 333-136641
                                                  AUGUST 15, 2006
TECK COMINCO LIMITED
TREASURY OFFERING OF CLASS B SUBORDINATE VOTING SHARES
PRELIMINARY TERMS & CONDITIONS - SUBJECT TO COMPLETION
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ISSUER:                       Teck Cominco Limited

ISSUE:                        Approximately  74  million  Class  B  Subordinate
                              Voting Shares ("Shares").

AMOUNT:                       Approximately C$5.725 billion.

ISSUE PRICE:                  C$[o] / US$[o]  per  Share,  to be  priced in the
                              context of the market.

USE OF PROCEEDS:              Net  proceeds  of the  offering  will  be used to
                              partially  fund the  acquisition of the shares of
                              Inco Limited.

LISTING:                      The shares  trade on the Toronto  Stock  Exchange
                              under  the  symbol  "TCK.B"  and on The New  York
                              Stock Exchange under the symbol "TCK".

FORM OF OFFERING:             Public  offering in all provinces and territories
                              of Canada by way of short form  prospectus and in
                              the  United  States  by  way  of  a  registration
                              statement filed pursuant to MJDS.

FORM OF UNDERWRITING:         Subject  to  an  underwriting   agreement  to  be
                              executed  on   approximately   August  23,  2006,
                              containing   mutually   acceptable    termination
                              options  (including  "disaster out";  "regulatory
                              out";  the  absence of any  adverse  change  with
                              respect to the Issuer or Inco  Limited that would
                              be  material  and  adverse to the Issuer and Inco
                              Limited on a combined  basis;  and the fulfilment
                              of the conditions contained in the Issuer's offer
                              to purchase all of the outstanding  common shares
                              of Inco  Limited (the "Inco  Offer"))  running to
                              Closing.

ELIGIBILITY FOR INVESTMENT:   Eligible  under the usual  Canadian  statutes  as
                              well as for RRSPs, RESPs, RRIFs and DPSPs.

JOINT BOOKRUNNERS:            BMO Capital  Markets,  Merrill Lynch Canada Inc.,
                              TD  Securities  Inc. and CIBC World  Markets Inc.
                              (and  their  respective  U.S.  and  international
                              affiliates).

CLOSING CONDITION:            The  closing of the  offering  will be subject to
                              all of the  conditions  of the Inco Offer  having
                              been  satisfied  or waived and the Issuer  having
                              announced  that it  will  take up and pay for the
                              shares deposited under the Inco Offer.

PRICING:                      August 16, 2006 (prior to market open)

EXPIRY OF INCO OFFER:         On or about August 30, 2006

CLOSING OF ISSUE:             Expected September 1, 2006

The issuer has filed a registration statement (including a prospectus) with the
SEC for the offering to which this  communication  relates.  Before you invest,
you  should  read the  prospectus  in that  registration  statement  and  other
documents the issuer has filed with the SEC for more complete information about
the issuer and this offering.  You may get these documents for free by visiting
EDGAR  on the SEC Web  site at  www.sec.gov.  Alternatively,  the  issuer,  any
underwriter  or any dealer  participating  in the offering will arrange to send
you the prospectus if you request it by calling BMO Capital  Markets collect at
1-212-702-1969  or Merrill  Lynch & Co.,  Inc collect at 1-212-  449-4600 or TD
Securities  collect at  1-212-827-7879  or CIBC World Markets Corp.  collect at
1-212-667-7163.

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BMO CAPITAL MARKETS     MERRILL LYNCH      TD SECURITIES     CIBC WORLD MARKETS