8-K

                       SECURITIES AND EXCHANGE COMMISSION

                             WASHINGTON, D.C. 20549

                            ------------------------

                                    FORM 8-K

                                 CURRENT REPORT
  Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934Date of
             Report (Date of earliest event reported): July 7, 2004

                           Commission File No. 1-11781

                           DAYTON SUPERIOR CORPORATION
             (Exact name of registrant as specified in its charter)

            Ohio                                    31-0676346
 -------------------------------        ---------------------------------
  (State or other jurisdiction          (IRS Employer Identification No.)
      of Incorporation)

            7777 Washington Village Dr., Suite 130 Dayton, Ohio 45459
                    (Address of principal executive offices)

       Registrant's telephone number, including area code: (937) 428-6360






ITEM 5.  OTHER EVENTS.

         On July 7, 2004, Dayton Superior announced that it has increased its
existing $80 million senior secured revolving credit facility with General
Electric Capital Corporation (GE Capital) and General Motors Acceptance
Corporation (GMAC) to $95 million effective July 2, 2004. A copy of the
company's press release dated July 7, 2004 is attached to this Report as Exhibit
99.1 and is incorporated herein by reference.


ITEM 7.  FINANCIAL STATEMENTS AND EXHIBITS


     (c) The  following is filed as an exhibit to this Form 8-K pursuant to Item
601 of Regulation S-K:



         99.1   Press release of the Company dated July 7, 2004.







                                   SIGNATURES


Pursuant to the requirements of the Securities Exchange Act of 1934, the
registrant has duly caused this report to be signed on its behalf by the
undersigned hereunto duly authorized.


                                       DAYTON SUPERIOR CORPORATION



                                       By: /s/    Edward J. Puisis
                                       ----------------------------------
                                           Name:  Edward J. Puisis
                                           Title: Vice President and
                                                  Chief Financial Officer

Date:  July 7, 2004

EX-99.1

                                                                    Exhibit 99.1

       Dayton Superior Increases Credit Facility to $95 Million

    DAYTON, Ohio--(BUSINESS WIRE)--July 7, 2004--Dayton Superior
Corporation reported today that it has increased its existing $80
million senior secured revolving credit facility with General Electric
Capital Corporation (GE Capital) and General Motors Acceptance
Corporation (GMAC) to $95 million effective July 2, 2004. The $15
million increase in credit availability will provide the Company with
additional liquidity capacity to effectively manage its business.
Availability of borrowings continues to be subject to a borrowing base
calculation.
    Stephen R. Morrey, Dayton Superior's President and Chief Executive
Officer stated, "The additional liquidity capacity under the credit
facility provides us with the flexibility to pursue opportunities to
enhance our business performance as they come available. At this time
there are no immediate intentions to utilize any portion of the
additional credit availability."
    Dayton Superior is the largest North American manufacturer and
distributor of metal accessories and forms used in concrete
construction, and a leading manufacturer of metal accessories used in
masonry construction in terms of revenues. The company's products are
used in two segments of the construction industry: infrastructure
construction, such as highways, bridges, utilities, water and waste
treatment facilities and airport runways, and non-residential
building, such as schools, stadiums, prisons, retail sites, commercial
offices, hotels and manufacturing facilities. The company sells most
products under the registered trade names Dayton Superior(R),
Dayton/Richmond(R), Symons(R), Aztec(R), BarLock(R), Conspec(R),
Edoco(R), Dur-O-Wal(R) and American Highway Technology(R).

    CONTACT: Dayton Superior Corporation
             Edward J. Puisis, 937-428-7172
             Fax: 937-428-9115