TRINITY INDUSTRIES INC — Director's Dealing 2003

Aug 1, 2003

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: TRINITY INDUSTRIES INC (NYSE/TRN)
CIK: 0000099780
Period of Report: 2003-07-31

Reporting Person: FLANNERY MICHAEL E (Pres.&CEO Trinity Rail Group)

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2003-07-31	Trinity Stock Units	$0	A	11	Acquired		Common Stock (11)	Indirect

Footnotes

F1: The Trinity Stock Units were accrued under the Trinity Industries, Inc. Supplemental Profit Sharing Plan and will be settled upon the reporting person's retirement or other termination of service or earlier for in service distributions under limited circumstances as provided by the plan. Stock Units convert at a ratio of 1 to 1.