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<tbody>
<tr class="odd">
<td></td>
<td colspan="39">OMB Approval No. 2700-0042</td>
<td colspan="7"></td>
</tr>
<tr class="even">
<td></td>
<td colspan="23">amendment of solicitation/</td>
<td colspan="13">1. CONTRACT ID CODE</td>
<td colspan="6">PAGE OF PAGES</td>
<td colspan="4"></td>
</tr>
<tr class="odd">
<td></td>
<td colspan="23">modification of contract</td>
<td colspan="13"></td>
<td colspan="2">1</td>
<td>2</td>
<td colspan="7"></td>
</tr>
<tr class="even">
<td></td>
<td colspan="12">2. AMENDMENT/MODIFICATION NO.</td>
<td colspan="8">3. EFFECTIVE DATE</td>
<td colspan="10">4. REQUISITION/PURCHASE REQ. NO.</td>
<td colspan="9">5. PROJECT NO. <em>(If applicable)</em></td>
<td colspan="7"></td>
</tr>
<tr class="odd">
<td></td>
<td colspan="12">47</td>
<td colspan="8">See Block 16C</td>
<td colspan="10">02140TA1</td>
<td colspan="9">Yours truly,</td>
<td colspan="7"></td>
</tr>
<tr class="even">
<td></td>
<td colspan="9">6. ISSUED BY</td>
<td colspan="3">CODE</td>
<td colspan="8">BJ2/Z64</td>
<td colspan="11">7. ADMINISTERED BY <em>(If other than Item 6)</em></td>
<td colspan="5">CODE</td>
<td colspan="3">BJ2/Z64</td>
<td colspan="7"></td>
</tr>
<tr class="odd">
<td></td>
<td colspan="21"><p>NASA Lyndon B. Johnson Space Center</p>
<p>BJ2/Acquisition Office</p>
<p>Attn: Ann E. Bronson/BJ2</p>
<p>2101 NASA Road One, Houston, TX 77058</p></td>
<td colspan="21">Same as Block 6</td>
<td colspan="4"></td>
</tr>
<tr class="even">
<td></td>
<td colspan="42">8. NAME AND ADDRESS OF CONTRACTOR <em>(No., street,
county, State, and ZIP Code)</em></td>
<td colspan="4"></td>
</tr>
<tr class="odd">
<td></td>
<td colspan="42"><p>Muniz Engineering, Inc.</p>
<p>Attn: Kari Balusek, Contract Manager</p>
<p>16903 Buccaneer Lane, Suite 200</p>
<p>Houston, TX 77058</p>
<p>281-283-6200/Fax: 6170</p></td>
<td colspan="4"></td>
</tr>
<tr class="even">
<td></td>
<td colspan="6">CODE</td>
<td colspan="14"></td>
<td colspan="8">FACILITY CODE</td>
<td colspan="11"></td>
<td colspan="7"></td>
</tr>
<tr class="odd">
<td></td>
<td colspan="4">(x)</td>
<td colspan="16">9A. AMENDMENT OF SOLICITATION NO.</td>
<td colspan="19">9B. DATED <em>(SEE ITEM 11)</em></td>
<td colspan="7"></td>
</tr>
<tr class="even">
<td></td>
<td colspan="4"></td>
<td colspan="16"></td>
<td colspan="19"></td>
<td colspan="7"></td>
</tr>
<tr class="odd">
<td></td>
<td colspan="4"></td>
<td colspan="16">10A. MODIFICATION OF CONTRACT/ORDER NO.</td>
<td colspan="19">10B. DATED <em>(SEE ITEM 13)</em></td>
<td colspan="7"></td>
</tr>
<tr class="even">
<td></td>
<td colspan="4">X</td>
<td colspan="16">NAS 9-97135</td>
<td colspan="19">04/02/99</td>
<td colspan="7"></td>
</tr>
<tr class="odd">
<td></td>
<td colspan="46">11. THIS ITEM ONLY APPLIES TO AMENDMENTS OF
SOLICITATIONS</td>
</tr>
<tr class="even">
<td></td>
<td colspan="46"></td>
</tr>
<tr class="odd">
<td colspan="2"></td>
<td></td>
<td colspan="30">The above numbered solicitation is amended as set forth
in Item 14. The hour and date specified for receipt of Offers</td>
<td></td>
<td colspan="3">is extended,</td>
<td></td>
<td colspan="4">is not extended.</td>
<td colspan="5"></td>
</tr>
<tr class="even">
<td></td>
<td colspan="46">Offers must acknowledge receipt of this amendment prior
to the hour and date specified in the solicitation or as amended, by one
of the following methods:</td>
</tr>
<tr class="odd">
<td></td>
<td colspan="13"></td>
<td colspan="4"></td>
<td colspan="27"></td>
<td colspan="2"></td>
</tr>
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<td></td>
<td colspan="13">(a) By completing Items 8 and 15, and returning</td>
<td colspan="2"></td>
<td colspan="28">copies of the amendment; (b) By acknowledging receipt
of this amendment on each copy of the offor</td>
<td colspan="3"></td>
</tr>
<tr class="odd">
<td></td>
<td colspan="46">submitted; or (c) By separate letter or telegram which
includes a reference to the solicitation and amendment numbers. FAILURE
OF YOUR ACKNOWLEDGEMENT TO</td>
</tr>
<tr class="even">
<td></td>
<td colspan="46">BE RECEIVED AT THE PLACE DESIGNATED FOR THE RECEIPT OF
OFFERS PRIOR TO THE HOUR AND DATE SPECIFIED MAY RESULT IN REJECTION
OF</td>
</tr>
<tr class="odd">
<td></td>
<td colspan="46">YOUR OFFER. If by virtue of this amendment you desire
to change an offer already submitted, such change may be made by
telegram or letter, provided each telegram</td>
</tr>
<tr class="even">
<td></td>
<td colspan="46">or letter makes reference to the solicitation and this
amendment, and is received prior to the opening hour and date
specified.</td>
</tr>
<tr class="odd">
<td></td>
<td colspan="46">12. ACCOUNTING AND APPROPRIATION DATA <em>(If
required)</em></td>
</tr>
<tr class="even">
<td></td>
<td colspan="46"><strong>PR: 02140TA1 (Y) Acct Code:
329-10-90-99-VC-2572-TA11 PY02 FS 54 $43,000.00</strong></td>
</tr>
<tr class="odd">
<td></td>
<td colspan="39">13. THIS ITEM APPLIES ONLY TO MODIFICATIONS OF
CONTRACTS/ORDERS,<br />
IT MODIFIES THE CONTRACT/ORDER NO. AS DESCRIBED IN ITEM 14.(x)</td>
<td colspan="7"></td>
</tr>
<tr class="even">
<td></td>
<td colspan="5">(x)</td>
<td colspan="38">A. THIS CHANGE ORDER IS ISSUED PURSUANT TO: (Specify
authority) THE CHANGES SET FORTH IN ITEM 14 ARE MADE IN THE</td>
<td colspan="3"></td>
</tr>
<tr class="odd">
<td></td>
<td colspan="5"></td>
<td colspan="12">CONTRACT ORDER NO. IN ITEM 10A.</td>
<td colspan="22"></td>
<td colspan="7"></td>
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<tr class="even">
<td></td>
<td colspan="5"></td>
<td colspan="38">B. THE ABOVE NUMBERED CONTRACT/ORDER IS MODIFIED TO
REFLECT THE ADMINISTRATIVE CHANGES (such as changes in paying
office,</td>
<td colspan="3"></td>
</tr>
<tr class="odd">
<td></td>
<td colspan="5"></td>
<td colspan="38">appropriation date, etc.) SET FORTH IN ITEM 14,
PURSUANT TO THE AUTHORITY OF FAR 43.103(b).</td>
<td colspan="3"></td>
</tr>
<tr class="even">
<td></td>
<td colspan="5"></td>
<td colspan="38">C. THIS SUPPLEMENTAL AGREEMENT IS ENTERED INTO PURSUANT
TO AUTHORITY OF:</td>
<td colspan="3"></td>
</tr>
<tr class="odd">
<td></td>
<td colspan="5">X</td>
<td colspan="38">1852.232-81 Contract Funding</td>
<td colspan="3"></td>
</tr>
<tr class="even">
<td></td>
<td colspan="5"></td>
<td colspan="38">d. OTHER <em>(Specify type of modification and
authority)</em></td>
<td colspan="3"></td>
</tr>
<tr class="odd">
<td></td>
<td colspan="5"></td>
<td colspan="38"></td>
<td colspan="3"></td>
</tr>
<tr class="even">
<td></td>
<td colspan="8"></td>
<td colspan="3"></td>
<td colspan="2"></td>
<td colspan="4"></td>
<td colspan="10"></td>
<td colspan="2"></td>
<td colspan="17"></td>
</tr>
<tr class="odd">
<td></td>
<td colspan="7"><strong>E. IMPORTANT:</strong> Contractor</td>
<td colspan="3">X</td>
<td colspan="3">is not,</td>
<td colspan="3"></td>
<td colspan="8">is required to sign this document and return</td>
<td colspan="2"></td>
<td colspan="19">copies to the issuing office.</td>
<td></td>
</tr>
<tr class="even">
<td></td>
<td colspan="46"></td>
</tr>
<tr class="odd">
<td></td>
<td colspan="46">14. description of amendment/modification
<em>(Organized by UCF section headings, including solicitation/contract
subject matter where feasible.)</em></td>
</tr>
<tr class="even">
<td></td>
<td colspan="46"><p>The purpose of this modification is to: (1)
Incrementally fund the contract by $43,000.00; thereby increasing
funding obligations from $4,676,346.33 to $4,719,346.53; and (2)
recapitulate prior funding.</p>
<p>See Page 2</p></td>
</tr>
<tr class="odd">
<td></td>
<td colspan="46">Except as provided herein, all terms and conditions of
the document referenced in Item 9A or 10A, as heretofore changed,
remains unchanged and in full force and effect.</td>
</tr>
<tr class="even">
<td></td>
<td colspan="21">15A. NAME AND TITLE OF SIGNER <em>(Type or
print)</em></td>
<td colspan="21">16A. NAME AND TITLE OF CONTRACTING OFFICER <em>(Type or
print)</em></td>
<td colspan="4"></td>
</tr>
<tr class="odd">
<td></td>
<td colspan="21"></td>
<td colspan="18">Gregory J. Della Longa, Contracting Officer</td>
<td colspan="7"></td>
</tr>
<tr class="even">
<td></td>
<td colspan="18">15B. CONTRACTOR/OFFEROR</td>
<td colspan="2">15C. DATE SIGNED</td>
<td colspan="15">16B. UNITED STATES OF AMERICA</td>
<td colspan="4">16C. DATE SIGNED</td>
<td colspan="7"></td>
</tr>
<tr class="odd">
<td></td>
<td colspan="3"></td>
<td colspan="11"></td>
<td colspan="4"></td>
<td colspan="2"></td>
<td colspan="2">BY</td>
<td colspan="12"></td>
<td></td>
<td colspan="5"></td>
<td colspan="6"></td>
</tr>
<tr class="even">
<td></td>
<td colspan="18"><em>(Signature of person authorized to sign)</em></td>
<td colspan="2"></td>
<td colspan="15"><em>(Signature of Contracting Officer)</em></td>
<td colspan="4"></td>
<td colspan="7"></td>
</tr>
<tr class="odd">
<td></td>
<td colspan="19">NSN 7540-01-152-8070<br />
PREVIOUS EDITION UNUSABLE</td>
<td colspan="6">30-105<br />
JSC MS Word (Aug 95)</td>
<td colspan="14"><strong>STANDARD FORM 30</strong> (Rev. 10-83)<br />
Prescribed by GSA<br />
FAR (48 CFR) 53.243</td>
<td colspan="7"></td>
</tr>
</tbody>
</table>