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Exhibit 10.34

AMENDMENT TO CONTRACT

        THIS AMENDMENT TO CONTRACT is made and entered into this 8th day of
August, 2008, by and between Helmerich & Payne International Drilling Co.,
hereinafter referred to as "H&P", and Southeast Texas Industrial Services, Inc.,
hereinafter referred to as "STIS".

        WITNESSETH:

        WHEREAS, H&P and STIS entered into a Contract dated the 18th day of
July, 2007, for certain services defined therein as the "Work" (the "Contract");

        WHEREAS, the parties hereto are mutually desirous of amending the terms
of the above-referenced Contract as hereafter set forth; and

        WHEREAS, the Contract has continued in full force and effect to the
present time.

        NOW, THEREFORE, in consideration of the rights and obligations passing
between the parties, the parties hereto do amend said Contract, as follows,
to-wit:

1.Beginning in line 11 of Annex 1, Sections (a) through (f) immediately
following "(the "Work")" are hereby deleted and replaced with the following:
"a.Flex3: 24 rigs (R376, R377, R378, R379, R380, R381, R382, R383, R384, R385,
R386, R387, R388, R389, R390, R391, R392, R393, R394, R395, R396, R397, R398,
R399)

b.Flex4S:    2 rigs (R343, R350)

c.Flex4S+:    4 rigs (R329, R330, R353, R354)

d.Flex4MA:    2 rigs (R351, R352)

e.Flex 4M:    9 rigs (R336, R337, R338, R339, R340, R344, R345, R346, R347)

f.Flex5:    2 rigs (R348, R349)

g.The remaining 7 rigs will be a combination of the various types listed above
as determined by H&P."

2.In Section 1 of Exhibit "A", "November 15, 2005" is hereby replaced with
"July 2, 2007".

3.The table in Exhibit "A-1" is hereby amended by adding an additional row at
the bottom as follows:

J. Wilson

    68.55     95.40     121.60  

        Except as amended hereby, all other terms and conditions of the Contract
shall remain in full force and effect.

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        IN WITNESS WHEREOF, H&P and STIS have executed this Amendment to
Contract as of the day and year first written above.

    HELMERICH & PAYNE INTERNATIONAL DRILLING CO. INC.
 
 
By:
 
/s/ M. ALAN ORR

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            Executive Vice President

    SOUTHEAST TEXAS INDUSTRIAL SERVICES, INC.
 
 
By:
 
/s/ PAUL SPENCE

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        Name:   Paul Spence         Title:   President

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Exhibit 10.34

AMENDMENT TO CONTRACT