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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(Print or Type Responses)

1. Name and Address of Reporting Person * WALLACE TIMOTHY R   2. Issuer Name and Ticker or Trading Symbol TRINITY INDUSTRIES INC [NYSE/TRN] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) __X__ Director _____ 10% Owner __X__ Officer (give title below) _____ Other (specify below) Chairman, CEO & President (Last) (First) (Middle) 2525 N. STEMMONS FREEWAY 3. Date of Earliest Transaction (Month/Day/Year) 12/30/2018 (Street) DALLAS, TX 75207 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               3,878 I 401k Plan Common Stock 12/30/2018   F   3,541 (1) D $ 20.43 2,029,181 (2) D   Common Stock 12/30/2018   F   5,902 (1) D $ 20.43 2,023,279 (2) D   Common Stock 12/30/2018   F   11,805 (1) D $ 20.43 2,011,474 (2) D   Common Stock 12/30/2018   F   11,805 (1) D $ 20.43 1,999,669 (2) D

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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

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
WALLACE TIMOTHY R 2525 N. STEMMONS FREEWAY DALLAS, TX 75207	X		Chairman, CEO & President

Signatures

Christina Maldonado For: Timothy R. Wallace		01/02/2019
**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)	On December 30, 2018, the reporting person turned 65 years old and, as a result, met the definition for early retirement on December 30, 2018 with respect 84,000 shares of restricted stock. The personal income tax associated with the lapse of substantial risk of forfeiture with respect to those shares is being satisfied by the reporting person through surrender of restricted shares or mature previously owned shares based on the appropriate federal income and payroll tax rates currently applicable.
(2)	On November 1, 2018, the spin-off of Arcosa, Inc. resulted in the reporting person's ownership of 319,083 shares of additional stock.

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