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                                                                 EXHIBIT 23.2

                       [DELOITTE & TOUCHE LLP LETTERHEAD]

                         INDEPENDENT AUDITORS' CONSENT
   

        We consent to the use in this Amendment No. 3 to Registration Statement
No. 333-05293 of Dynamex, Inc. on Form S-1 of our report dated April 19, 1996
on the combined statements of operations and cash flows of Mayne Nickless
Courier (a wholly owned business of Mayne Nickless Transport, North America
until December 28, 1995) for the six months ended December 28, 1995 and each of
the three fiscal years in the period ended July 2, 1995 (which report expresses
an unqualified opinion on such financial statements and includes an explanatory
paragraph referring to Mayne Nickless Courier's basis of presentation) and our
report dated March 22, 1996 on the combined financial statements of Seidel
Delivery (which include accounts of Seidel Enterprises, Inc. and NOW Courier,
Inc.) for the years ended December 31, 1994 and 1995, appearing in this
Prospectus, which is a part of such Registration Statement.
    

        We also consent to the references to us under the heading "Experts"
in such Prospectus.

DELOITTE & TOUCHE LLP

   
August 7, 1996