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Freeport NIP(7.0)-LR030321 gineers 8908 Ambassador Row Dallas, Texas 75247-4510 (214) 630-9745 (214) 630~9819 (fax) IN-PLACE DENSITY TESTING Client: Duke Realty Services, LP 5495 Belt Line Road, Suite 360 Dallas TX 75254 Services: pe_rform In-Place Density Test in accordance with ASTM Standards. Report No.: 172943 Project No.: 037333 Date of Service: 03/17/2003 Report Date: 03/21/2003 PROJECT DATA CONTRACTOR: Duke Realty Services, LP Standard Counts Test Methods: ASTM D-2922 Gauge: Troxler 3430 Moisture Density ASTM D-3017 Gauge Serial No: 32720 Current: 665 Current: 3083 Test Mode: DT Previous: 655 Previous: 3061 MOISTURE DENSITY RELATIONS Maximum Project Requirements M/D No. Description Moisture % Density pcf Moisture Density 1 Dark Brown Clay 19.5 104.5 Optimum +4 95 min FIELD DENSITY TESTS TEST PROBE NO TEST LOCATION DEPTH M/D MOISTURE WET DENSITY DRY DENSITY DENSITY No. (%) (pc0 (per) (% max) Fill 1 Retention pond, 25' east and 25' south of the 6" 1 22.3 125.2 102.4 98 northwest comer, 2nd lift Fffi 2 Retention pond, 75' east and 25' south of the 6" I 23.1 127.7 103.7 99 northwest comer, 2nd lift Fffi 3 Retention pond, 150' east and 25' south of 6" 1 21.4 122.4 100.8 96 the northwest comer, 2nd lift FiH 4 Retention pond, 100' east and 50' south of 6" 1 23.0 127.1 103.3 99 the northwest comer, 2nd lift Fffi 5 Retention pond, 50' east and 50' south of the~.6" 20.8 123.1 101.9 98 northwest comer, 2nd lift LIMITATIONS: The test results presented herein were prepared based upon the specific samples provided for testing. We assume no responsibihty for variation in quality (composition, appearance, performance, etc.) or any other feature of similar subject matter provided by pemons or conditions over which we have no control. Our letters and reports am for the exclusive use of the clients to whom they are addressed and shall not be reproduced except in full without the wr/tten approval of Rone Engineers, Ltd. 07DF Page 1 of 2 Report No.: 172943 RoneEngineers Project No.: 037333 Client: Duke Realty Services, LP m~ss~/ Technician: Lanny Gist Report Distribution: (1) Duke Realty Services, LP (1) Duke Realty Services, LP (1) City of Coppell Engineering Dept. (1) Pacheco Koch Consulting Engineers Test results on this report meet project specification. /~'~ I~ /~ (1) Engineefing Analyst /f~ ]t.,~t ~ ! ~-,t ~ CMT Operations Manager LIMITATIONS: The test results presented herein were prepared based upon the specific samples provided for testing. We assume no responsibility for variation in quality (composition, appearance, performance, etc.) or any other feature of similar subject matter provided by persons or conditions over which we have no control. Our letters and reports am for the exclusive use of the clients to whom they are addressed and shall not be reproduced e~xcept in full without the written approval of Rone Engineers, Ltd. 07DF Page 2 of 2 8908 Ambassador Row Dallas, Texas 75247=4510 (214) 630-9745 (214) 630-9819 (fax) REPORT OF WATER INJECTION INSPECTION Client: Duke Realty Services, LP Attn: Mr. JeffLangston 5495 Belt Line Road, Suite 360 Dallas TX 75254 Project: Freeport 10 500 Freeport Parkway CSppell, TX Services: Water Injection Inspection Report No.: 173020 Project No.: 037333 Date of Service: 03/19/2003 Report Date: 03/21/2003 Report of Inspection On this date, a Rone Engineers, Ltd. representative(s) was on site to perform Water Injection Inspection. The results are attached. Technician Time: 6:30 a.m. - 4:30 p.m. Page 1 of 3 Technician: Lanny Gist Report Distribution: (1) Duke Realty Services, LP (1) Duke Realty Services, LP (1) City of Coppell Engineering Dept. (1) Pacheco Koch Consulting Engineem (1) Engineering Analyst (1) City of Coppell Engineering Dept. LIMITATIONS: The test results presented herein were prepared based upon the specific samples provided for testing. We assume no responsibility for variation in quality (composition, appearance, performance, etc.) or any other feature of similar subject matter provided by persons or conditions over which we have no control. Our letters and reports are for the exclusive use of the clients to whom they are addressed and shall not be reproduced except in full without the written approval of Rone Engineers, Ltd. 99DD Pa~e I of 1 WATER INJECTION OBSERVATION Client: Duke Realty Services, LP Report No.: 173020 Project No.: 037333 Project: Freeport 10 Date of Service: 3/19/2003 500 Freeport Parkway Page 2 of 2 -,* DESCRIPTION/EXPLANATION YES NO NIA 1. Specific gravity of lime was checked and found to be 1.14 and 1.17 X 2. Lime slurrywas continuously agitated x 3. Surfactant was added to each load x 4. The injection pressure was kept between 50 to 100 psi at point of injection x 5. Intervals of 12" were achieved during injection process until refusal x 6. Total depth of iniection - 10 feet X 7. Max. spacing of iniection probes was recorded to be 5 ft. X 8. Free lime on surface X 9. Square feet injected on this date 136,500 10. Location of injection Building pad 4-D Remarks: continued 4th pass See attached for sketch of injected area, pass number for each area, dimension of injection area, and amount of lime used on this date. Time: 6:30 a.m. - 4:30 p.m. Technician: L. Gist LIMITATIONS: The test results presented herein were prepared based upon the specific samples provided for testing. We assume no responsibility for variation in quality (composition, appearance, performance, etc.) or any other feature of similar subject matter provided by persons or conditions over which we have no control. Our letters and reports are for the exclusive use of the clients to whom they are addressed and shall not be reproduced except in full ~vithout the written approval of Rone Engineers, Inc. -I-l-t-F1- --l- -il. I-H-H I r_°P?ELL ~D.q_n RoneEn gineers 8908 Ambassador Row Dallas, Texas 752474510 (214) 630-9745 (214) 630-9819 (fax) REPORT OF WATER INJECTION INSPECTION Client: Duke Realty Services, LP Attn: Mr. JeffLangston 5495 Belt Line Road, Suite 360 Dallas TX 75254 Project: Freeport 10 500 Freeport Parkway Cbppell, TX Services: Water Injection Inspection Report No.: 172994 Project No.: 037333 Date of Service: 03/18/2003 Report Date: 03/21/2003 Report of Inspection On this date, a Rone Engineers, Ltd. representative(s) was on site to perform Water Injection Inspection. The results are attached. Technician Time: 6:30 AM - 3:30 PM Page 1 of 3 Technician: Larmy Gist Report Distribution: (1) Duke Realty Services, LP (1) Duke Realty Services, LP (1) City of Coppell Engineering Dept. (1) Pacheco Koch Consulting Engineers (I) Engineering Analyst (1) City of Coppell Engineering Dept. K. Scott Watson CMT Operations Manager LIMITATIONS: The test results presented herein were prepared based upon the specific samples provided for testing. We assume no responsibility for variation in quality (composition, appearance, performance, etc.) or any other feature of similar subject matter provided by persons or conditions over which we have no control. Our Ietters and reports are for the exclusive use of the clients to whom they are addressed and shall not be mpmdoced except in full without the written approval of Rone Engineers, Ltd. 99DF Pa~e 1 of 1 WATER INJECTION OBSERVATION Client: Duke Realty Services, LP Report No.: 172994 Project No.: 037333 Project: Freeport 10 Date of Service: 3/18/2003 500 Freeport Parkway Coppell, TX Page 2 of 2 DESCRIPTION/EXPLANATION YES NO N/A 1. Specific ~ravity of lime was checked and found to be 1.14 and 1.17 -- 2. Lime slurry was continuously agitated -- 13. Surfactant was added to each load X ,4. The iniection pressure was kept between 50 to 100 psi at point of injection X 5. Intervals of 12" were achieved during injection process until refusal X 6. Total depth of iniection - 10 feet X 7. Max. spacing of injection probes was recorded to be 5 ft. X 8. Free lime on surface -- 9. Square feet injected on this date 134,750 10. Location of injection building pad 4-D Remarks: continued 3rd and 4th pass See attached for sketch of injected area, pass number for each area, dimension of injection area, and amount of lime used on this date. Time: 6:30AM - 3:30PM Technician: Lann¥ Gist LIMITATIONS: The test results presented herein were prepared based upon the specific samples provided for testing. We assume no responsibility for variation in quality (composition, appearance, performance, etc.) or any other feature of similar subject matter provided by persons or conditions over which we have no control. Our letters and reports are for the exclusive use of the clients to whom they are addressed and shall not be reproduced except in full without the written approval of Rone Engineers, Inc. !l 7-.' RoneE ' 8908 Ambassador Row Dallas, Texas 75247-4510 (214) 630-9745 (214) 630-9819 (fax) REPORT OF WATER INJECTION INSPECTION Client: Project: Services: Duke Realty Services, LP Attn: Mr. Jeff Langston 5495 Belt Line Road, Suite 360 Dallas TX 75254 Freeport 10 500 Freeport Parkway C;ppell, TX Water Injection Inspection Report No.: 172942 Project No.: 037333 Date of Service: 03/17/2003 Report Date: 03/21/2003 Report of Inspection On this date, a Rone Engineers, Ltd. representative(s) was on site to perform Water Injection Inspection. The results are attached. Technician Time: 9:00 AM - 4:00 PM Page 1 of 3 Technician: Lanny Gist Report Distribution: (1) Duke Realty S~rvices, LP (1) Duke Realty Services, LP (1) City of Coppell Engineering Dept. (1) Pacheco Koch Consulting Engineers (1) Engineering Analyst (1) City of Coppell Engineering Dept. CMT Operations Manager LIMITATIONS: The teat results presented heroin were prepared based upon the specific samples provided for testing. We assume no responsibility for variation in quality (composition, eppeamnce, performance, etc.) or any other feature of similar subject matter provided by persons or conditions over which we have no control. Our letters and reports are for the exclusive use of the clients to whom they are addressed and shall not be reproduced except in full without the written approval of gone Engineers, Ltd. 99DF Pa~e 1 of 1 WATER INJECTION OBSERVATION Client: Project: Duke Realty Services, LP Report No.: Project No.: Date of Service: 172942 037333 Freeport 10 3/17/2003 500 Freeport Parkway Coppell, TX Page 2 of 2 DESCRIPTION/EXPLANATION YES NO N/A 1. Specific gravity of lime was checked and found to be 1.14 and 1.17 -- 2. Lime slum,/was continuously agitated -- 3. Surfactant was added to each load X 4. The iniection pressure was kept between 50 to 100 psi at point of iniection X 5. Intervals of 12" were achieved during injection process until refusal X 6. Total depth of iniection -- 10 feet X 7. Max. spacing of injection probes was recorded to be 5 f. X 8. Free lime on surface -- 9. Square feet injected on this date 126,000 10. Location of injection building pad 4-D Remarks: continued 2nd pass, 3rd pass See attached for sketch of injected area, pass number for each area, dimension of injection area, and amount of lime used on this date. Time: 9:00 AM - 4:00 PM Technician: Lann¥ Gist LIMITATIONS: The test results presented herein were prepared based upon the specific samples provided for testing. We assume no responsibility for variation in quality (composition, appearance, per[ormance, etc.) or any other feature of similar subject matter provided by persons or conditions over which we have no control. Our letters and reports are for the exclusive use of the clients to whom they are addressed and shall not be reproduced except in full without the written approval of Rone Engineers, Inc.