LIMITED POWER OF ATTORNEY


        KNOW ALL MEN BY THESE PRESENTS, that I,
Anthony B. Helfet, the undersigned, of 109
Oak Avenue, Kentfield, California  94904,
hereby make, constitute and appoint Steven F.
Crooke or, in the alternative, Jerry W.
Fanska, each of Layne Christensen Company,
1900 Shawnee Mission Parkway, Mission Woods,
Kansas, my true and lawful attorney-in-fact
for me and in my name, place, and stead
giving severally unto said Mr. Crooke and Mr.
Fanska full power to execute and to file with
the Securities and Exchange Commission
("SEC") as my attorney-in-fact, any and all
SEC Forms 3, 4, 5 or 144 required to be filed
under the Securities Act of 1933 or the
Securities Exchange Act of 1934, each as
amended, in connection with my beneficial
ownership of equity securities of Layne
Christensen Company.

        The rights, powers, and authority of
said attorney-in-fact herein granted shall
commence and be in full force and effect as
of the date hereof, and such rights, powers,
and authority shall remain in full force and
effect for as long as the undersigned is
subject to the reporting requirements of
Section 16 or until revoked in writing by the
undersigned, whichever first occurs.

        IN WITNESS WHEREOF, the undersigned
as executed this Limited Power of Attorney as
of this 31 day of March, 2004.



                           /s/ Anthony B. Helfet
                           ---------------------
                              (Signature)


State of California     )
                        ) ss.
County of San Francisco )

On this 31st day of March, 2004, before me a
notary public in and for said state,
personally appeared Anthony B. Helfet, to me
personally known, who being duly sworn,
acknowledged that he had executed the
foregoing instrument for purposes therein
mentioned and set forth.


                               /s/ Ramnoa Willis
                               ------------------
  [SEAL]                         Notary Public


My Commission Expires:

9-23-2006
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 (Date)