Exhibit 31.1

# CERTIFICATION

I, Michael J. Paxton, certify that:

1.            I have reviewed this
quarterly report on Form 10-Q of Transport Corporation of America, Inc.;

2.            Based on my knowledge, this
report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements
made, in light of the circumstances under which such statements were made, not misleading with respect to the period covered by
this report;

3.            Based on my knowledge, the
financial statements, and other financial information included in this report, fairly present in all material respects the
financial condition, results of operations and cash flows of the registrant as of, and for, the periods presented in this report;

4.            The registrants other
certifying officer and I are responsible for establishing and maintaining disclosure controls and procedures (as defined in
Exchange Act Rules 13a-15(e) and 15d-15(e)) for the registrant and have:

|a) |  | designed such disclosure controls and procedures, or caused such
disclosure controls and procedures to be designed under our supervision, to ensure that material information relating to the
registrant, including its consolidated subsidiaries, is made known to us by others within those entities, particularly during the
period in which this report is being prepared;
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|b) |  | evaluated the effectiveness of the registrants disclosure
controls and procedures and presented in this report our conclusions about the effectiveness of the disclosure controls and
procedures, as of the end of the period covered by this report based on such evaluation; and
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|c) |  | disclosed in this report any change in the registrants
internal control over financial reporting that occurred during the registrants most recent fiscal quarter that has
materially affected, or is reasonably likely to materially affect, the registrants internal control over financial
reporting.
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5.            The registrants other
certifying officer and I have disclosed, based on our most recent evaluation of internal control over financial reporting, to the
registrants auditors and the audit committee of registrants board of directors (or persons performing the equivalent
functions):

|a) |  | all significant deficiencies and material weaknesses in the design
or operation of internal control over financial reporting which are reasonably likely to adversely affect the registrants
ability to record, process, summarize and report financial information; and
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|b) |  | any fraud, whether or not material, that involves management or
other employees who have a significant role in the registrants internal control over financial reporting.
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Date:   November 4, 2005

| | /s/   MICHAEL J. PAXTON                                         
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| | Michael J. PaxtonChairman, President and Chief Executive Officer

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