U.S. Concrete (USCR) 10-Q 2020 Q3 Quarterly report

Exhibit 32.1

CERTIFICATION PURSUANT TO

18 U.S.C. SECTION 1350,

AS ADOPTED PURSUANT TO SECTION 906

OF THE SARBANES-OXLEY ACT OF 2002

In connection with the quarterly report of U.S. Concrete, Inc. (the “Company”) on Form 10-Q for the quarter ended September 30, 2020 (the “Report”), as filed with the Securities and Exchange Commission on the date hereof, I, Ronnie Pruitt, President and Chief Executive Officer of the Company, certify, pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, to the best of my knowledge, that:

1. The Report fully complies with the requirements of section 13(a) or 15(d) of the Securities Exchange Act of 1934, as amended; and

2. The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company.

Date:	October 29, 2020	By:	/s/ Ronnie Pruitt
			Ronnie Pruitt
			President and Chief Executive Officer
			(Principal Executive Officer)