U.S. CONCRETE, INC.

    Power of Attorney

    WHEREAS, the undersigned in his, her or its capacity as a director, officer or beneficial
owner of securities, or any combination thereof, as the case may be, of U.S. Concrete, Inc., a
Delaware corporation (the "Company"), may be required to file with the Securities and
Exchange Commission (the "Commission") under Section 16 of the Securities Exchange Act of
1934, as amended, and the rules and regulations promulgated thereunder, a Form ID Application
and Forms 3, 4 and 5 (the "Forms") relating to the undersigned's ownership of certain securities
of the Company;

    NOW, THEREFORE, the undersigned in his, her or its capacity as a director, officer or
beneficial owner, or combination thereof, as the case may be, of the Company, does hereby
appoint Paul M. Jolas and CiCi S. Sepehri, and each of them severally his, her or its true and
lawful attorney(s)-in-fact and agent(s) with power to act without the other and with full power of
substitution and re-substitution, to execute in the undersigned's name, place and stead, in his, her
or its capacity as a director, officer or beneficial owner of securities, or any combination thereof,
as the case may be, of the Company, the Forms and any and all amendments thereto and any and
all instruments necessary or incidental in connection therewith, if any, and to file the same with
the Commission, and to appear before the Commission in connection with any matter relating
thereto.  Each of said attorneys-in-fact and agents shall have full power and authority to do and
perform in the name and on behalf of the undersigned in any and all capacities, every act
whatsoever necessary or desirable to be done in the premises, as fully and to all intents and
purposes as the undersigned might or could do in person, the undersigned hereby ratifying and
approving the acts of said attorneys and each of them.  The rights, powers and authority of said
attorneys-in-fact and agents herein granted shall remain in full force and effect until revoked by
the undersigned by giving written notice of such revocation to the Company.

    IN WITNESS WHEREOF, the undersigned has executed this instrument this 14th day of
February, 2019.



/s/ Gibson T. Dawson
Gibson T. Dawson