SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person* EINHORN DAVID (Last) (First) (Middle) 140 EAST 45TH STREET FLOOR 24 (Street) NEW YORK NY 10017 (City) (State) (Zip)	2. Date of Event Requiring Statement (Month/Day/Year) 02/26/2007	3. Issuer Name and Ticker or Trading Symbol WASHINGTON GROUP INTERNATIONAL INC [ WGII ]
		4. Relationship of Reporting Person(s) to Issuer (Check all applicable) Director X 10% Owner Officer (give title below) Other (specify below)	5. If Amendment, Date of Original Filed (Month/Day/Year)
			6. Individual or Joint/Group Filing (Check Applicable Line) Form filed by One Reporting Person X Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Common Stock, par value $0.01 per share	288,400(1)(2)	I(3)	See Note(1)
Common Stock, par value $0.01 per share	1,033,112(1)(2)	I(4)	See Note(1)
Common Stock, par value $0.01 per share	1,392,500(1)(2)	I(5)	See Note(1)
Common Stock, par value $0.01 per share	203,388(1)(2)	I(6)	See Note(1)

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

1. Name and Address of Reporting Person* EINHORN DAVID (Last) (First) (Middle) 140 EAST 45TH STREET FLOOR 24 (Street) NEW YORK NY 10017 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

1. Name and Address of Reporting Person* GREENLIGHT CAPITAL LLC (Last) (First) (Middle) 140 EAST 45TH STREET FLOOR 24 (Street) NEW YORK NY 10017 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

1. Name and Address of Reporting Person* GREENLIGHT CAPITAL INC (Last) (First) (Middle) 140 EAST 45TH STREET FLOOR 24 (Street) NEW YORK NY 10017 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

1. Name and Address of Reporting Person* DME Advisors, LP (Last) (First) (Middle) 140 EAST 45TH STREET FLOOR 24 (Street) NEW YORK NY 10017 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

Explanation of Responses:

1. The filing of this Form 3 shall not be construed as an admission that David Einhorn, the senior managing member of Greenlight Capital, L.L.C. ("Greenlight LLC") and DME Advisors GP, LLC ("DME GP") and the president of Greenlight Capital, Inc. ("Greenlight Inc."), or any of Greenlight LLC, Greenlight Inc., DME GP or DME Advisors, LP ("DME") is or was for the purposes of Section 16(a) of the Securities Exchange Act of 1934, as amended, the beneficial owner of any of the shares of common stock, par value $0.01 per share (the "Common Stock"), of Washington International Group, Inc. ("Issuer"), owned by Greenlight Capital, L.P. ("Greenlight Fund"), Greenlight Capital Qualified, L.P. ("Greenlight Qualified"), Greenlight Capital Offshore, Ltd. ("Greenlight Offshore") or the managed account (the "DME Account") advised by DME.

2. Pursuant to Rule 16a-1, each of Mr. Einhorn, Greenlight LLC, Greenlight Inc., DME GP and DME disclaims beneficial ownership except to the extent of their respective pecuniary interests.

3. Greenlight LLC controls the voting and disposition of 288,400 shares of Common Stock through the account of Greenlight Fund, of which Greenlight LLC is the general partner. Greenlight LLC receives an allocation of net profits from and owns a partnership interest in Greenlight Fund. Mr. Einhorn reports the shares held indirectly by Greenlight LLC because, as the senior managing member of Greenlight LLC at the time of purchase, Mr. Einhorn controlled the disposition and voting of the securities. Additionally, Mr. Einhorn owns a limited partnership interest in Greenlight Fund.

4. Greenlight LLC controls the voting and disposition of 1,033,112 shares of Common Stock through the account of Greenlight Qualified, of which Greenlight LLC is the general partner. Greenlight LLC receives an allocation of net profits from and owns a partnership interest in Greenlight Qualified. Mr. Einhorn reports the shares held indirectly by Greenlight LLC because, as the senior managing member of Greenlight LLC at the time of purchase, Mr. Einhorn controlled the disposition and voting of the securities.

5. Greenlight Inc. controls the voting and disposition of 1,392,500 shares of Common Stock through Greenlight Offshore, which is controlled by Greenlight Inc. Greenlight Inc. is the investment advisor of Greenight Offshore and receives an asset-based fee and an annual fee based on the appreciation of Greenlight Offshore. Mr. Einhorn reports the shares held indirectly by Greenlight Offshore because, as president and director of Greenlight Inc. at the time of purchase, Mr. Einhorn controlled the disposition and voting of the securities. Additionally, Mr. Einhorn owns shares of Greenlight Offshore.

6. DME controls the voting and disposition of 203,388 shares of Common Stock through the DME Account, of which DME is the investment advisor. DME receives an asset-based fee and an annual fee based on the appreciation of the DME Account. Mr. Einhorn reports the shares held indirectly by the DME Account because, as senior managing member of DME GP, the general partner of DME, at the time of purchase, Mr. Einhorn controlled the disposition and voting of the securities.

	/s/ David Einhorn	03/01/2007
	/s/ David Einhorn, Senior Managing Member of Greenlight Capital, L.L.C.	03/01/2007
	/s/ David Einhorn, President of Greenlight Capital, Inc.	03/01/2007
	/s/ David Einhorn, Senior Managing Member of DME Advisors GP, L.L.C., General Partner of DME Advisors, L.P.	03/01/2007
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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