FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person * Brittain James F.   2. Issuer Name and Ticker or Trading Symbol FLUOR CORP [FLR] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner __X__ Officer (give title below) _____ Other (specify below) Group President (Last) (First) (Middle) C/O FLUOR CORPORATION, 6700 LAS COLINAS BLVD 3. Date of Earliest Transaction (Month/Day/Year) 03/06/2018 (Street) IRVING, TX 75039 4. If Amendment, Date Original Filed(Month/Day/Year) 6. Individual or Joint/Group Filing(Check Applicable Line) _X_ Form filed by One Reporting Person ___ Form filed by More than One Reporting Person (City) (State) (Zip) Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned

1.Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price Common Stock 03/06/2018   M   5,266 (1) A (2) 27,653.327 D   Common Stock 03/06/2018   F(3)   2,528 D $ 57.57 25,125.327 D   Common Stock 03/06/2018   F(4)   1,045 D $ 57.57 24,080.327 D

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)

1. Title of Derivative Security (Instr. 3)

2. Conversion or Exercise Price of Derivative Security

3. Transaction Date (Month/Day/Year)

3A. Deemed Execution Date, if any (Month/Day/Year)

4. Transaction Code (Instr. 8)

5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5)

6. Date Exercisable and Expiration Date (Month/Day/Year)

7. Title and Amount of Underlying Securities (Instr. 3 and 4)

8. Price of Derivative Security (Instr. 5)

9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)

10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4)

11. Nature of Indirect Beneficial Ownership (Instr. 4)

Code

V

(A)

(D)

Date Exercisable

Expiration Date

Title

Amount or Number of Shares

Performance Rights

(2)

03/06/2018

M

4,987

(5)

(5)

Common Stock

4,987

$ 0

0

D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Brittain James F. C/O FLUOR CORPORATION 6700 LAS COLINAS BLVD IRVING, TX 75039			Group President

Signatures

/s/ Eric P. Helm by Power of Attorney		03/08/2018
**Signature of Reporting Person		Date

Explanation of Responses:

*	If the form is filed by more than one reporting person, see Instruction 4(b)(v).
**	Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1)	This amount includes 279 shares acquired through deemed dividend reinvestment upon vesting of performance rights.
(2)	Each performance right represents a contingent right to receive one share (or the cash equivalent of one share) of Fluor common stock.
(3)	In connection with the vesting of 4,987 performance rights and the issuance of related dividend shares held by the Reporting Person on 03/06/2018, the Issuer has withheld 2,528 shares of common stock to satisfy the resulting tax withholding obligation. The withholding of these shares occurred automatically upon the vesting of the restricted stock units, and as such, no investment decision was made by the Reporting Person in connection with this transfer.
(4)	In connection with the vesting of 2,176 stock units held by the Reporting Person on 03/06/2018, the Issuer has withheld 1,045 shares of common stock to satisfy the resulting tax withholding obligation. The withholding of these shares occurred automatically upon the vesting of the restricted stock units, and as such, no investment decision was made by the Reporting Person in connection with this transfer.
(5)	The performance rights vested on March 6, 2018.

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