FORM 4

[ ] Check this box if no longer subject to Section 16. Form 4 or Form 5
    obligations may continue.  See Instructions 1(b).

                   U.S. SECURITIES AND EXCHANGE COMMISSION
                            Washington, D.C. 20549

                 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

   Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934,
      Section 17(a) of the Public Utility Holding Company Act of 1935 or
             Section 30(f) of the Investment Company Act of 1940
_______________________________________________________________________________
1. Name and Address of Reporting Person

   Foster             Vincent            D.
- -----------------------------------------------------
   (Last)            (First)            (Middle)

   1300 Post Oak Blvd, Suite 1220
- -----------------------------------------------------
                     (Street)

   Houston              Texas           77056
- -----------------------------------------------------
   (City)               (State)         (Zip)
_______________________________________________________________________________
2. Issuer Name and Ticker or Trading Symbol

   U.S. Concrete, Inc. (RMIX)
_______________________________________________________________________________
3. IRS or Social Security Number of Reporting Person (Voluntary)

_______________________________________________________________________________
4. Statement for Month/Year

   August 1999
_______________________________________________________________________________
5. If Amendment, Date of Original (Month/Year)

_______________________________________________________________________________
6. Relationship of Reporting Person to Issuer
   (Check all applicable)

   [ ] 10% Owner
   [X] Director
   [ ] Officer (give title below)
   [ ] Other (specify below)

7.Individual or Joint Group Filing (check applicable line)

[X]  Form filed by one reporting person

[ ]  Form Filed by more than one reporting person
_______________________________________________________________________________
TABLE I--Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned

  
- ------------------------------------------------------------------------------------------------------------------------
          1.                2.           3.                     4.                       5.           6.          7.
- ---------------------    --------    ----------   ------------------------------    -----------   ----------  ----------
                                                                                    Amount of     Owner-
                                                                                    Securities    ship
                         Trans-      Trans-          Securities Acquired (A)        Beneficially  Form:
                         action      action          or Disposed of (D)             Owned at      Direct      Nature of
                         Date        Code            (Instr. 3, 4 and 5)            End of        (D) or      Indirect
Title of                 (Month/     (Instr. 8)   ----------------------------      Month         Indirect    Beneficial
Security                  Day/       ----------     Amount    (A) or    Price       (Instr.       (I)         Ownership
(Instr. 3)                Year)      Code   V                   (D)                 3 and 4)      (Instr. 4)  (Instr. 4)
- ---------------------    --------    ----  ----   -----------  ------  ---------    -----------   ----------  ----------

Common Stock             08/19/99     P     V       10,000(1)    A      $8.2352

Common Stock             08/20/99     P     V        5,000(1)    A      $8.1725

Common Stock             08/24/99     P     V        5,000(1)    A      $8.0275       20,000          I        By Main Street
                                                                                                               Merchant
                                                                                                               Partners II, L.P.
Common Stock                                                                         360,790          D

Common Stock                                                                             300          I        Custodian under
                                                                                                               TX UGMA

(1) Represents shares purchased by Main Street Merchant Partners II, L.P., of which Mr. Foster is a Managing Partner.

Reminder: Report on a separate line for each class of securities beneficially
          owned directly or indirectly.  (Print or Type Responses)

Page 2 FORM 4 (continued) TABLE II--Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g. puts, calls, warrants, options, convertible securities) - ------------------------------------------------------------------------------------------------------------------------------ 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. - ---------- -------- -------- -------- ---------- ------------ -------------- ------ ---------- --------- ---------- Title and Ownership Number of Date Exer- Amount of Form of Derivative cisable and Underlying Number of Deriv- Securities Expiration Securities Price Derivative ative Conver- Trans- Acquired (A) Date (Month/ (Instr. 3 of Securities Security: sion or Trans- action or Disposed Day/Year) and 4) Deriv- Benefi- Direct Exercise action Code of (D) -------------- -------------- ative cially (D) or Nature of Title of Price of Date (Instr. (Instr. 3, Date Amount Secur- Owned at Indirect Indirect Derivative Deriv- (Month/ 8) 4 and 5) Exer- Expir- or Num- ity End of (I) Beneficial Security ative Day/ -------- ---------- cis- ation ber of (Instr. Month (Instr. Ownership (Instr. 3) Security Year) Code V (A) (D) able Date Title Shares 5) (Instr. 4) 4) (Instr. 4) - ---------- -------- -------- ---- --- ---- ---- ------- ----- ----- ------ ------ ---------- -------- ---------- Explanation of Responses: - ----------------------------------------------------- - ----------------------------------------------------- /s/ VINCENT D. FOSTER August 26, 1999 ---------------------------------------- -------------------- ** Signature of Reporting Person Date ** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a). Note: File three copies of this Form, one of which must be manually signed. If space provided is insufficient, see Instruction 6 for procedure.