Exhibit 3.59

                          TXI STRUCTURAL PRODUCTS, INC.

                                     BY-LAWS

                                    ARTICLE I

                                     OFFICES

          Section 1. The principal office shall be located in Wilmington,
Delaware.

          Section 2. The corporation may also have offices at such other places
both within and without the State of Delaware as the board of directors may from
time to time determine or the business of the corporation may require.

                                   ARTICLE II

                         ANNUAL MEETINGS OF SHAREHOLDERS

          Section 1. All meetings of shareholders for the election of directors
shall be held in the City of Dallas, State of Texas, or at such place as may be
fixed from time to time by the board of directors.

          Section 2. Annual meetings of shareholders, commencing with the year
1974, shall be held on the 2nd Wednesday of October if not a legal holiday, and
if a legal holiday, then on the next secular day following, at 10:00 a. m., at
which they shall elect by a plurality vote a board of directors, and transact
such other business as may properly be brought before the meeting.

          Section 3. Written or printed notice of the annual meeting stating the
place, day and hour of the meeting shall be delivered not less than ten nor more
than sixty days before the date of the meeting by mail, by or at the direction
of the president, the secretary, or the officer or persons calling the meeting,
to each shareholder of record entitled to vote at such meeting.



                                   ARTICLE III

                        SPECIAL MEETINGS OF SHAREHOLDERS

          Section 1. Special meetings of shareholders for any purpose other than
the election of directors may be held at such time and place within or without
the State of Delaware as shall be stated in the notice of the meeting or in a
duly executed waiver of notice thereof.

          Section 2. Special meetings of the shareholders, for any purpose or
purposes, unless otherwise prescribed by statute or by the charter, may be
called by the president, the board of directors, or the holders of not less than
one-tenth of all the shares entitled to vote at the meeting.

          Section 3. Written or printed notice of a special meeting stating the
place, day and hour of the meeting and the purpose or purposes for which the
meeting is called, shall be delivered not less than ten nor more than sixty days
before the date of the meeting, by or at the direction of the president, the
secretary, or the officer or persons calling the meeting, to each shareholder of
record entitled to vote at such meeting.

          Section 4. The business transacted at any special meeting of
shareholders shall be limited to the purposes stated in the notice.

                                   ARTICLE IV

                           QUORUM AND VOTING OF STOCK

          Section 1. The holders of a majority of the shares of stock issued and
outstanding and entitled to vote, represented in person or by proxy, shall
constitute a quorum at all meetings of the shareholders for the transaction of
business except as otherwise provided by statute or by the charter. If, however,
such quorum shall not be present or represented at any meeting of the
shareholders, the shareholders present in person or represented by proxy shall
have power to adjourn the meeting from time to time, without notice other than
announcement at the meeting, until a quorum shall be present or represented. At
such adjourned meeting at



which a quorum shall be present or represented any business may be transacted
which might have been transacted at the meeting as originally notified.

          Section 2. If a quorum is present, the affirmative vote of a majority
of the shares of stock represented at the meeting shall be the act of the
shareholders unless the vote of a greater number of shares of stock is required
by law or the charter.

          Section 3. Each outstanding share of stock, having voting power, shall
be entitled to one vote on each matter submitted to a vote at a meeting of
shareholders. A shareholder may vote either in person or by proxy executed in
writing by the shareholder or by his duly authorized attorney-in-fact.

          Section 4. Any action required to be taken at a meeting of the
shareholders may be taken without a meeting if a consent in writing, setting
forth the action so taken, shall be signed by all of the shareholders entitled
to vote with respect to the subject matter thereof.

                                    ARTICLE V

                                    DIRECTORS

          Section 1. The number of directors shall be three. Directors need not
be residents of the State of Delaware nor shareholders of the corporation. The
directors, other than the initial board of directors, shall be elected at the
annual meeting of the shareholders, and each director so elected shall serve
until the next succeeding annual meeting and until his successor shall have been
elected and qualified. The initial board of directors shall hold office until
the first annual meeting of shareholders.

          Section 2. Any vacancy occurring in the board of directors may



be filled by the affirmative vote of a majority of the remaining directors
though less than a quorum of the board of directors. A director elected to fill
a vacancy shall be elected for the unexpired portion of the term of his
predecessor in office.

          Any directorship to be filled by reason of an increase in the number
of directors may be filled by the affirmative vote of a majority of the
directors present at a meeting at which a quorum is present. A director elected
to fill a newly created directorship shall serve until the next succeeding
annual meeting of shareholders.

          The board of directors shall fill vacancies occurring in the board by
reason of removal of directors without cause or for cause.

          Section 3. The business affairs of the corporation shall be managed by
its board of directors which may exercise all such powers of the corporation and
do all such lawful acts and things as are not by statute or by the charter or by
these by-laws directed or required to be exercised or done by the shareholders.

          Section 4. The directors may keep the books of the corporation, except
such as are required by law to be kept within the state, outside of the State of
Delaware, at such place or places as they may from time to time determine.

          Section 5. The board of directors, by the affirmative vote of a
majority of the directors then in office, and irrespective of any personal
interest of any of its members, shall have authority to establish reasonable
compensation of all directors for services to the corporation as directors,
officers or otherwise.

                                   ARTICLE VI

                       MEETINGS OF THE BOARD OF DIRECTORS

          Section 1. Meetings of the board of directors, regular or special, may
be held either within or without the State of Delaware.



          Section 2. The first meeting of each newly elected board of directors
shall be held at such time and place as shall be fixed by the vote of the
shareholders at the annual meeting and no notice of such meeting shall be
necessary to the newly elected directors in order legally to constitute the
meeting, provided a quorum shall be present, or it may convene at such place and
time as shall be fixed by the consent in writing of all the directors.

          Section 3. Regular meetings of the board of directors may be held upon
such notice, or without notice, and at such time and at such place as shall from
time to time be determined by the board.

          Section 4. Special meetings of the board of directors may be called by
the president on 24 hours notice to each director, either personally or by mail
or by telegram; special meetings shall be called by the chairman of the board or
the president in like manner and on like notice on the written request of two
directors.

          Section 5. Attendance of a director at any meeting shall constitute a
waiver of notice of such meeting, except where a director attends for the
express purpose of objecting to the transaction of any business because the
meeting is not lawfully called or convened. Neither the business to be
transacted at nor the purpose of, any regular or special meeting of the board of
directors need be specified in the notice or waiver of the notice of such
meeting.

          Section 6. A majority of the directors shall constitute a quorum for
the transaction of business unless a greater number is required by law or by the
charter. The act of a majority of the directors present at any meeting at which
a quorum is present shall be the act of the board of directors, unless the act
of a greater number is required by statute or by the charter. If a quorum shall
not be present at any meeting of directors, the directors present thereat may
adjourn the meeting from time to time, without notice other than announcement at
the meeting, until a



or these by-laws, a waiver thereof in writing signed by the person or persons
entitled to such notice, whether before or after the time stated therein, shall
be deemed equivalent to the giving of such notice.

                                   ARTICLE IX

                                    OFFICERS

          Section 1. The officers of the corporation shall be chosen by the
board of directors and shall be a president, a vice-president, a secretary and a
treasurer. The board of directors may also choose additional vice-presidents,
and one or more assistant secretaries and assistant treasurers.

          Section 2. The board of directors at its first meeting after each
annual meeting of shareholders shall choose a president, one or more
vice-presidents, a secretary and a treasurer, none of whom need be a member of
the board.

          Section 3. The board of directors may appoint such other officers and
agents as it shall deem necessary who shall hold their offices-for such terms
and shall exercise such powers and perform such duties as shall be determined
from time to time by the board of directors.

          Section 4. The salaries of all officers and agents of the corporation
shall be fixed by the board of directors.

          Section 5. The officers of the corporation shall hold office until
their successors are chosen and qualify. Any officer elected or appointed by the
board of directors may be removed at any time by the affirmative vote of a
majority of the board of directors. Any vacancy occurring in any office of the
corporation shall be filled by the board of directors.

                                  THE PRESIDENT

          Section 6. The president shall be the chief executive officer of



the corporation, shall preside at all meetings of the shareholders and the board
of directors, shall have general and active management of the business of the
corporation and shall see that all orders and resolutions of the board of
directors are carried into effect.

          Section 7. He shall execute bonds, mortgages and other contracts
requiring a seal, under the seal of the corporation, except where required or
permitted by law to be otherwise signed and executed and except where the
signing and execution thereof shall be expressly delegated by the board of
directors to some other officer or agent of the corporation.

                               THE VICE PRESIDENTS

          Section 8. The vice-president, or if there shall be more than one, the
vice-presidents in the order determined by the board of directors, shall, in the
absence or disability of the president, perform the duties and exercise the
powers of the president and shall perform such other duties and have such other
powers as the board of directors may from time to time prescribe.

                     THE SECRETARY AND ASSISTANT SECRETARIES

          Section 9. The secretary shall attend all meetings of the board of
directors and all meetings of the shareholders and shall record all the
proceedings of the meetings of the corporation and of the board of directors in
a book to be kept for that purpose and shall perform like duties for the
standing committees when required. He shall give, or cause to be given, notice
of all meetings of the shareholders and special meetings of the board of
directors, and shall perform such other duties as may be prescribed by the board
of directors or president, under whose supervision he shall be. He shall have
custody of the corporate seal of the corporation and he, or an assistant
secretary, shall have authority to affix the same to any instrument requiring it
and when so affixed, it may be attested by his signature or by the signature of
such assistant secretary. The board



of directors may give general authority to any other officer to affix the seal
of the corporation and to attest the affixing by his signature.

          Section 10. The assistant secretary, or if there be more than one, the
assistant secretaries in the order determined by the board of directors, shall,
in the absence or disability of the secretary, perform the duties and exercise
the powers of the secretary and shall perform such other duties and have such
other powers as the board of directors may from time to time prescribe.

                     THE TREASURER AND ASSISTANT TREASURERS

          Section 11. The treasurer shall have the custody of the corporate
funds and securites and shall keep full and accurate accounts of receipts and
disbursements in books belonging to the corporation and shall deposit all moneys
and other valuable effects in the name and to the credit of the corporation in
such depositories as may be designated by the board of directors.

          Section 12. He shall disburse the funds of the corporation as may be
ordered by the board of directors, taking proper vouchers for such
disbursements, and shall render to the president and the board of directors, at
its regular meetinga, or when the board of directors so requires, an account of
all his transactions as treasurer and of the financial condition of the
corporation.

          Section 13. If required by the board of directors, he shall give the
corporation a bond in such sum and with such surety or sureties as shall be
satisfactory to the board of directors for the faithful performance of the
duties of his office and for the restoration to the corporation, in case of his
death, resignation, retirement or removal from office, of all books, papers,
vouchers, money and other property of whatever kind in his possession or under
his control belonging to the corporation.



quorum shall be present.

          Section 7. Any action required or permitted to be taken at a meeting
of the directors may be taken without a meeting if a consent in writing, setting
forth the action so taken, shall be signed by all of the directors entitled to
vote with respect to the subject matter thereof.

                                   ARTICLE VII

                               EXECUTIVE COMMITTEE

          Section 1. The board of directors, by resolution adopted by a majority
of the number of directors fixed by the by-laws or otherwise, may designate two
or more directors to constitute an executive committee, which committee, to the
extent provided in such resolution, shall have and exercise all of the authority
of the board of directors in the management of the corporation, except as
otherwise required by law. Vacancies in the memebership of the committee shall
be filled by the board of directors at a regular or special meeting of the board
of directors. The executive committee shall keep regular minutes of its
proceedings and report the same to the board when required.

                                  ARTICLE VIII

                                     NOTICES

          Section 1. Whenever, under the provisions of the statutes or of the
charter or of these by-laws, notice is required to be given to any director or
shareholder, it shall not be construed to mean personal notice, but such notice
may be given in writing, by mail, addressed to such director or shareholder, at
his address as it appears on the records of the corporation, with postage
thereon prepaid, and such notice shall be deemed to be given at the time when
the same shall be deposited in the United States mail. Notice to directors may
also be given by telegram.

          Section 2. Whenever any notice whatever is required to be given under
the provisions of the statutes or under the provisions of the charter



          Section 14. The assistant treasurer, or if there shall be more than
one, the assistant treasurers in the order determined by the board of directors,
shall, in the absence or disability of the treasurer, perform the duties and
exercise the powers of the treasurer and shall perform such other duties and
have such other powers as the board of directors may from time to time
prescribe.

                                    ARTICLE X

                             CERTIFICATES FOR SHARES

          Section 1. The shares of the corporation shall be represented by
certificates signed by any two officers of the corporation designated for the
purpose, and may be sealed with the seal of the corporation or a facsimile
thereof.

          When the corporation is authorized to issue shares of more than one
class there shall be set forth upon the face or back of the certificate, or the
certificate shall have a statement that the corporation will furnish to any
shareholder upon request and without charge, a full statement of the
designations, preferences, limitations, and relative rights of the shares of
each class authorized to be issued and, if the corporation is authorized to
issue any preferred or special class in series, the variations in the relative
rights and preferences between the shares of each such series so far as the same
have been fixed and determined and the authority of the board of directors to
fix and determine the relative rights and preferences of subsequent series.

          Section 2. The signatures of the officers of the corporation upon a
certificate may be facsimiles if the certificate is countersigned by a transfer
agent, or registered by a registrar, other than the corporation itself or an
employee of the corporation. In case any officer who has signed or whose
facsimile signature has been placed upon such certificate shall have ceased to
be such officer before such certificate is issued,



it may be issued by the corporation with the same effect as if he were such
officer at the date of its issue.

                                LOST CERTIFICATES

          Section 3. The board of directors may direct a new certificate to be
issued in place of any certificate theretofore issued by the corporation alleged
to have been lost or destroyed. When authorizing such issue of a new
certificate, the board of directors, in its discretion and as a condition
precedent to the issuance thereof, may prescribe such terms and conditions as it
deems expedient, and may require such indemnities as it deems adequate, to
protect the corporation from any claim that may be made against it with respect
to any such certificate alleged to have been lost or destroyed.

                               TRANSFERS OF SHARES

          Section 4. Upon surrender to the corporation or the transfer agent of
the corporation of a certificate representing shares duly endorsed or
accompanied by proper evidence of succession, assignment or authority to
transfer, a new certificate shall be issued to the person entitled thereto, and
the old certificate cancelled and the transaction recorded upon the books of the
corporation.

                            CLOSING OF TRANSFER BOOKS

          Section 5. For the purpose of determining shareholders entitled to
notice of or to vote at any meeting of shareholders, or any adjournment thereof
or entitled to receive payment of any dividend, or in order to make a
determination of shareholders for any other proper purpose, the board of
directors may provide that the stock transfer books shall be closed for a stated
period but not to exceed, in any case, forty days. If the stock transfer books
shall be closed for the purpose of determining shareholders entitled to notice
of or to vote at a meeting of shareholders, such books shall be closed for at
least ten days immediately preceding such meeting.



In lieu of closing the stock transfer books, the board of directors may fix in
advance a date as the record date for any such determination of shareholders not
less than ten days prior to the date on which the particular action, requiring
such determination of shareholders, is to be taken. If the stock transfer books
are not closed and no record date is fixed for the determination of shareholders
entitled to notice of or to vote at a meeting of shareholders, or shareholders
entitled to receive payment of a dividend, the date on which notice of the
meeting is mailed or the date on which the resolution of the board of directors
declaring such dividend is adopted, as the case may be, shall be the record date
for such determination of shareholders. When a determination of shareholders
entitled to vote at any meeting of shareholders has been made as provided in
this section, such determination shall apply to any adjournment thereof.

                             REGISTERED SHAREHOLDERS

          Section 6. The corporation shall be entitled to recognize the
exclusive right of a person registered on its books as the owner of shares to
receive dividends, and to vote as such owner, and to hold liable for calls and
assessments a person registered on its books as the owner of shares and shall
not be bound to recognize any equitable or other claim to or interest in such
share or shares on the part of any other person, whether or not it shall have
express or other notice thereof, except as otherwise provided by the laws of
Delaware.

                              LIST OF SHAREHOLDERS

          Section 7. A list of shareholders as of the record date, certified by
the corporate officer responsible for its preparation or the transfer agent,
shall be open for inspection at any meeting of shareholders. If the right to
vote at any meeting is challenged, the person presiding thereat may rely on such
list as evidence of the right of the persons challenged to vote at such meeting.



                                   ARTICLE XI

                               GENERAL PROVISIONS

                                    DIVIDENDS

          Section 1. Subject to the provisions of the charter relating thereto,
if any, dividends may be declared by the board of directors at any regular or
special meeting, pursuant to law. Dividends may be paid in cash, in property or
in shares of the capital stock, subject to any provisions of the charter.

          Section 2. Before payment of any dividend, there may be set aside out
of any funds of the corporation available for dividends such sum or sums as the
directors from time to time, in their absolute discretion, think proper as a
reserve fund to meet contingencies, or for equalizing dividends, or for
repairing or maintaining any property of the corporation, or for such other
purpose as the directors shall think conducive to the interest of the
corporation, and the directors may modify or abolish any such reserve in the
manner in which it was created.

                                     CHECKS

          Section 3. All checks or demands for money and notes of the
corporation shall be signed by such officer or officers or such other person or
persons as the board of directors may from time to time designate.

                                   FISCAL YEAR

          Section 4. The fiscal year of the corporation shall be fixed by
resolution of the board of directors.

                                      SEAL

          Section 5. The corporate seal shall have inscribed thereon the name of
the corporation, the year of its organization and the words "Corporate Seal,
Delaware". The seal may be used by causing it or a facsimile thereof to be
impressed or affixed or in any manner reproduced.



                                   ARTICLE XII

                                   AMENDMENTS

          Section 1. These by-laws may be altered, amended or repealed or new
by-laws may be adopted at any regular or special meeting of shareholders by a
majority of the shares represented at a meeting at which a quorum is present or
represented and entitled to vote thereon.