<SEC-DOCUMENT>0001193125-18-148800-index.html : 20180502
<SEC-HEADER>0001193125-18-148800.hdr.sgml : 20180502
<ACCEPTANCE-DATETIME>20180502165133
ACCESSION NUMBER:		0001193125-18-148800
CONFORMED SUBMISSION TYPE:	8-K
PUBLIC DOCUMENT COUNT:		5
CONFORMED PERIOD OF REPORT:	20180502
ITEM INFORMATION:		Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year
ITEM INFORMATION:		Submission of Matters to a Vote of Security Holders
ITEM INFORMATION:		Other Events
ITEM INFORMATION:		Financial Statements and Exhibits
FILED AS OF DATE:		20180502
DATE AS OF CHANGE:		20180502

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			MCDERMOTT INTERNATIONAL INC
		CENTRAL INDEX KEY:			0000708819
		STANDARD INDUSTRIAL CLASSIFICATION:	FABRICATED PLATE WORK (BOILER SHOPS) [3443]
		IRS NUMBER:				720593134
		STATE OF INCORPORATION:			R1
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		8-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-08430
		FILM NUMBER:		18800396

	BUSINESS ADDRESS:	
		STREET 1:		777 N. ELDRIDGE PARKWAY
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77079
		BUSINESS PHONE:		281-870-5000

	MAIL ADDRESS:	
		STREET 1:		777 N. ELDRIDGE PARKWAY
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77079
</SEC-HEADER>
<DOCUMENT>
<TYPE>8-K
<SEQUENCE>1
<FILENAME>d650093d8k.htm
<DESCRIPTION>FORM 8-K
<TEXT>
Document 1 - file: d650093d8k.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-3.1
<SEQUENCE>2
<FILENAME>d650093dex31.htm
<DESCRIPTION>EX-3.1
<TEXT>
Document 2 - file: d650093dex31.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.1
<SEQUENCE>3
<FILENAME>d650093dex991.htm
<DESCRIPTION>EX-99.1
<TEXT>
Document 3 - file: d650093dex991.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>4
<FILENAME>g650093g0501152632788.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 4 - file: g650093g0501152632788.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>5
<FILENAME>g650093g0501152632960.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 5 - file: g650093g0501152632960.jpg

</DOCUMENT>
</SEC-DOCUMENT>