from SC 13D
1 page
<page> Exhibit 1 Joint Filing Agreement We, the Signatories of the Statement on Schedule 13d to Which This Agreement Is Attached, Hereby Agree That Such Statement Is, and Any Amendments Thereto Filed by Any of US Will Be, Filed on Behalf of Each of US. First Reserve Corporation By: /S/ Jonathan S. Linker Name: Jonathan S. Linker Title: Managing Director First Reserve Fund VII, Limited Partnership by First Reserve Corporation, as General Partner By: /S/ David H. Kennedy Name: David H. Kennedy Title: Managing Director /S/ William E. Macaulay Name: William E. Macaulay /S/ John A. Hill Name: John A. Hill Dated: July 2, 1997
