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Freeport NIP(8.0)-LR040915ROn 'neers 8908 Ambassador Row, Dallas, TX 75247 2696 Gravel Drive, Fort Worth, TX 76118 6300 Rothway, Ste. 150, Houston, TX 77040 Corporate Phone: (214) 630-9745 IN-PLACE DENSITY TESTING Client: Project: Duke Realty Services, LP Mr. Brian Straley 5495 Belt Line Rd., Ste 360 Dallas TX 75254 Freeport XI & 3III ~ .... Coppell, Texas Services: Perform In-Place Density Test in accordance with ASTM Standards. CONTRACIOR: Duke Construction Test Methods: ASTM D-2922 ASTM D-3017 PROJECT DATA Gauge: Troxler 3430 Gauge Serial No: 35518 Test Mode: DT Report No.: 216984 Project No.: 049245 Date of Service: 08/27/2004 Report Date: 09/15/2004 Moisture Current: 704 Previous: 705 Standard Counts Density Current: 2692 Previous: 2686 No. De~dpfion Brown Silty Sandy Clay MOISTURE DENSITY RELATIONS Maximum Moisture '/0 Density pcf 20.0 103.0 Project Requirements Moisture Density Optimum +4 95 mia FIELD DENSITY TESTS TEST NO TEST LOCATION Utility backfill 1 Storm drain, 50' from south end, 4' below grade Utility backfill 2 Storm drain, 150' from south end, 4' below grade Technician: Joe Jemigan Report Distribution: (1) Duke Realty Sea'vices, LP (1) Extran~ (1) City of Copp~ll (1) City of Copp~ll PROBE MID DEP'm No. (%) 6" I 22.1 120.5 6" 1 21.1 121.3 Test results on this report meet project specification..o~S,/ Started: 11:45a , 1:15pm 'ClvlT Operations Manager / K. ScoR Watson,/LET MOISTURE WET DENSITY DRY DENSITY DENSITY (pcO - ~ 98.7// '~y 100 ~7 LIMITATIONS: The test ~csults presented herein w~re prepared based upon the specific samples pwvided for testing. We assume no responsibility for variation in quality corn osition arance, fformance, crc ) or any other feature of similar subject matter provided by persons .or .~,,n d~[i, ons o,ver w~l~ich we have_,n~o,, ~c~n_tr.o[_Ou~r leeet~m.~t~, d ( r~p~r~ are ~orap~l~e exclusiv~e use of the clients to whom they are addressed and shall not be reproduced except m Page I of I Client: ineers Duke Realty Services, LP Mr. Brian Slraley 5495 Belt Line Rd., Ste 360 Dallas TX 75254 8908 Ambassador Row, Dallas, TX 75247 2696 Gravel Drive, Fort Worth, TX 76118 6300 Rothway, Ste. 150, Houston, TX 77040 Corporate Phone: (214) 630-9745 REPORT OF WATER INJECTION INSPECTION Project: Freeport XI & XII Coppell, Texas Report No.: 216009 Project No.: 049245 Date of Service: 08/14/2004 Report Date: 09/15~004 Services: Water Injection Inspection Report of Inspection On this date, a Rone Engineers, Ltd. representative(s) arrived on site as scheduled to perform Water Injection Inspection. The results are attached. Technician Time: 6:30am - 4:30pm Page 1 of 3 Technician: Nathan Witherell Report Distribution: (1) Duke Realty Services, LP (]) Extranet (I) City of Coppell 0) City of Coppel! K. Scott Watson, AET CIvIT 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, appearanc¢, performance, etc.) or any other featur~ of similar subject matter provided by persons or conditions over which w~ have no eonlxol. Our len~r$ and repo~s are for the exclusive use of the clients to whom they ar~ addressed and shall not be reproduced except in full without the written approval of Rone Engin~rs, Ltd. WATER INJECTION OBSERVATION Client: Project: Duke Realty Services Freeport XI & XII Coppell, Texas Report No.: 216009 Project No.: 049245 Date of Service: 8/14/04 Page 2 of 3 DESCRIPTION/EXPLANATION YES NO NIA 1. Specific gravity of lime was checked and found to be 1.14 and 1.17 X 2. Lime slurry was continuously a~litated 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 dudng iniection process until refusal x 6. Total depth of injection 10 feet x 7. Max. spacing of iniection probes was recorded to be 5 ff. x 8. Free lime on surface X 9. Square feet injected on this date 71,000 10. Location of injection: Second pass north sectin of XI with borders Remarks: See attached for sketch of injected area, pass number for each area, dimension of injection area, and amount of lime used on this date. LIMITATIONS: The test results presented herein were prepared based upon the specific samples provided for testing. We assume no responsibility for valuation 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 ars 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. Client: Duke Realty Services, LP Mr. Brian Slmley 5495 Belt Line Rd., Ste 360 Dallas TX 75254 Project: Freeport XI & XII Coppell, Texas 8908 Ambassador Row, Dallas, TX 75247 2696 Gravel Drive, Fort Worth, TX 76118 6300 Rothway, Ste. 150, Houston, TX 77040 Corporate Phone: (214) 630-9745 REPORT OF WATER INJECTION INSPECTION Report No,: 215536 Project No.: 049245 Date of Service: 08/10/2004 Report Date: 09/15/2004 Services: Water Injection Inspection Report of Inspection On this date, a Rone Engineers, Ltd. representative(s) arrived on site as scheduled to perform Water Injection Inspection. The results are attached. Technician Time: 6:15am - 6:15pm Page 1 of 3 Technician: Nathan Witherell Report Distribution: (1) Duke Realty Services, LP (1) Extranet (I) City of Coppell (I) City of Coppell K. Scott Watson, AET 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 similur 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 ~.nd shall not be reproduced except in full without the written approval of Rone Engineers, Ltd. 99SS WATER INJECTION OBSERVATION Client: Project: Duke Realty Services Freeport Xl & Xll Coppell, Texas Report No.: 215536 Project No.: 049245 Date of Service: 8/10/04 Page 2 of 3 DESCRIPTION/EXPLANATION YES NO N/A 1. Specific gravity of lime was checked and found to be 1.14 and 1.17 x ~.. Lime slurry was continuously a~litated X :~. Surfactant was added to each load X ¢. The iniection pressure was kept between 50 to 100 psi at point of iniection x 5. Intervals of 12" were achieved dudn~l injection process until refusal x 5. Total depth of injection - 10 feet x 7. Max. spacing of injection probes was recorded to be 5 ft. X 8. Free lime on surface X 9. Square feet injected on this date 44,000 10. Location of injection: Outside border of south section, start of north section Remarks: Sand surfacing from previous injection holes on east side of north section. Notified Duke to observe. See attached for sketch of injected area, pass number for each area, dimension of injection area, and amount of lime used on this date. 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 mpreduced except in full without the written approval of Rone Engineers, Ltd. Client: ineers Duke Realty Services, LP Mr. Brian Straley 5495 Belt Line Rd., Ste 360 Dallas TX 75254 8908 Ambassador Row, Dallas, TX 75247 2696 Gravel Drive, Fort Worth, TX 76118 6300 Rothway, Ste. 150, Houston, TX 77040 Corporate Phone: (214) 630-9745 REPORT OF WATER INJECTION INSPECTION Project: Freeport XI & XII Coppell, Texas Report No.: 216436 Project No.: 049245 Date of Service: 08/20/2004 Report Date: 09/15/2004 Services: Water Injection Inspection Report of Inspection On this date, a Rone Engineers, Ltd. representative(s) arrived on site as scheduled to perform Water Injection Inspection. The results are attached. Technician Time: 6:15am - 2:45pm Page 1 of 3 Technician: Nathan Witherell Report Distribution: (1) Duke Realty Services, LP (l) ExWanet (l) City of Coppell (1) City of Coppell CMT Operations Manager LIMITATIONS: The ~st results presented herein wen= 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 m full without the written approval of Rone Engineers, Ltd. 99SS WATER INJECTION OBSERVATION Client: Duke Realty Services Report No.: 216436 Project No.: 049245 Project: Freeport XI & XII Date of Service: 8/20/04 Coppell, Texas Page 2 of 3 DESCRIPTION/EXPLANATION YES NO NIA 1. Specific gravity of lime was checked and found to be 1.14 and 1.17 x 2. Lime slurry was continuously a~litated x 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 durin~l injection process until refusal x 6. Total depth of iniection - 10 feet X 7. Max. spacing of injection probes was recorded to be 5 ff. X 8. Free lime on surface X 9. Square feet injected on this date 36,950 10. Location of injection: East and west sides of XII Remarks: See attached for sketch of injected area, pass number for each area, dimension of injection area, and amount of lime used on this date. 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. Page 'i Client: ineers Duke Realty Services, LP Mr. Brian Straley 5495 Belt Line Rd., Ste 360 Dallas TX 75254 8908 Ambassador Row, Dallas, TX 75247 2696 Gravel Drive, Fort Worth, TX 76118 6300 Rothway, Ste. 150, Houston, TX 77040 Corporate Phone: (214) 630-9745 REPORT OF WATER INJECTION INSPECTION Project: Freeport XI & XII Coppell, Texas Report No.: 216386 Project No.: 049245 Date of Service: 08/19/2004 Report Date: 09/15/2004 Services: Water Injection Inspection Report of Inspection On this date, a Rone Engineers, Ltd. representative(s) arrived on site as scheduled to perform Water Injection Inspection. The results are attached. Technician Time: 7:30am - 12:00pm Page 1 of 3 Technician: Nathan Witherell Report Distribution: (1) Duke Realty Service% LP (1) Extr~net (1) City of Coppell (1) City of Coppall ' I K. Scott Watson, AET 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 othex feature of similar subject mailer provided by persous or conditions over which we have no control. Our letters and reports are for the exclusive use of thc clients to whom they are addressed and shall not be reproduced except in full without the written approval of Rone Engineers, Ltd. WATER INJECTION OBSERVATION Client: Project: Duke Realty Services Freeport XI & XII Coppell, Texas Report No.: 216386 Project No.: 049245 Date of Service: 8/19/04 Page 2 of 3 DESCRIPTION/EXPLANATION YES NO N/A 1. Specific gravity of lime was checked and found to be 1.14 and 1.17 X ~.. Lime slurry was continuously agitated X ~,. Surfactant was added to each load X ~,. The iniection pressure was kept between 50 to 100 psi at point of injection - 100l: x 5. Intervals of 12" were achieved during injection process until refusal - 12" - 18" x 3. Total depth of injection - 10 feet X 7. Max. spacing of injection probes was recorded to be 5 ft. X 8. Free lime on surface X 9. Square feet injected on this date 4000 10. Location of iniection: Freeport XII pad west and east sides Rema~s: See attached for sketch of injected area, pass number for each area, dimension of injection area, and amount of lime used on this date. LIMITATIONS: The test results presented herein were prepared based upon the spe(~ffic samples provided for testing. We assume no responsibility for variation in quality (composition, appearance, pen'ormance, etc.) or any other feature of similar subject matter provided by persons or conditions over which we have no control. Our letters and rapotts 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. C,-eofeehfl,1~l Conm'd~.fl~ Client: ineers Duke Realty Services, LP Mr. Brian Straley 5495 Belt Line Rd., Ste 360 Dallas TX 75254 8908 Ambassador Row, Dallas, TX 75247 2696 Gravel Drive, Fort Worth, TX 76118 6300 Rothway, Ste. 150, Houston, TX 77040 Corporate Phone: (214) 630-9745 REPORT OF WATER INJECTION INSPECTION Project: Freeport XI & XII Coppell, Texas Report No.: 216716 Project No.: 049245 Date of Service: 08/25/2004 Report Date: 09/15/2004 Services: Water Injection Inspection Report of Inspection On this date, a Rone Engineers, Ltd. representative(s) arrived on site as scheduled to perform Water Injection Inspection. The results are attached. Technician Time: 6:30am - 4:30pm Page 1 of 3 Technician: Nathan Witherell Report Distribution: (1) Duke Realty Services, LP ( 1 ) Ex'txanet (1) City of Coppell (1) City of Coppell K. Scott Watson, AET 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 m~er provided by persons.or condi~tions over which we have.no. ~conUoL O~r let,s.. ~and repons are for the exclusive use of the clients to whom they are addressed and shall not be reproduced except tn full w~thout the written approval o~one ~ng~neers, ua. WATER INJECTION OBSERVATION Client: Project: Duke Realty Services Freeport XI & XII Coppell, Texas Report No.: 216716 Project No.: 049245 Date of Service: 8/25/04 Page 2 of 3 DESCRIPTION/EXPLANATION YES NO NIA 1. Specific gravit7 of lime was checked and found to be 1.14 and 1.17 x ~_. Lime slurry was continuously agitated x :~. 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 durin~l injection process until refusal x 3. Total depth of injection - 10 feet X 7. Max. spacin~l of iniection probes was recorded to be 5 ft. X B. Free lime on surface X 9. Square feet iniected on this date 47.000 10. Location of injection: Southwest section of XI Remarks; See attached for sketch of injected area, pass number for each area, dimension of injection area, and amount of lime used on this date. LIMITATIONS: The test resuits 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, Ltd. Testing Client: ineers Duke Realty Services, LP Mr. Brian S~'aley 5495 Belt Line Rd., Ste 360 Dallas TX 75254 8908 Ambassador Row, Dallas, TX 75247 2696 Gravel Drive, Fort Worth, TX 76118 6300 Rothway, Ste. 150, Houston, TX 77040 Corporate Phone: (214) 6~0-9745 REPORT OF WATER INJECTION INSPECTION Project: Freeport XI & XII Coppell, Texas Report No.: 216010 Project No.: 049245 Date of Service: 08/15/2004 Report Date: 09/15/2004 Services: Water Injection Inspection Report of Inspection On this date, a Rone Engineers, Ltd. representative(s) arrived on site as scheduled to perform Water Injection Inspection. The results are attached. Technician Time: 6:45am - 12:30pm Page 1 of 3 T*chnician: Nathan Witherell Report Distribution: (1) Duke Realty Service~, LP (1) Ex~'anet (1) City of Coppell (1) City of Coppell K. Scott Watson, AET CMT Operations Manager LIMITATIONS: The test resul~ presented herein were prepared based upon the specific samples provided for testing. We assume no responsibility for variation in quality (composition. appewanee, 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. 99SS WATER INJECTION OBSERVATION Client: Project: Duke Realty Services Freeport XI & XII Coppell, Texas Report No.: 216010 Project No.: 049245 Date of Service: 8/15/04 Page 2 of 3 DESCRIPTION/EXPLANATION YES NO NIA 1. Specific gravity of lime was checked and found to be 1.14 and 1.17 X 2. Lime slurr~ was continuously agitated X 3. Surfactant was added to each load X 4. The injection prassura was kept between 50 to 100 psi at point of injection x 5. Intervals of 12" were achieved dudng injection process until refusal x 3. Total depth of injection - 10 feet X 7. Max. spacing of injection probes was recorded to be 5 ft. X B. Free lime on surface x 9. Square feet injected on this date 10. Location of injection: Xll, mid section, borders Remarks: See attached for sketch of injected area, pass number for each area, dimension of injection area, and amount of lime used on this date. 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, peri=ormance, etc.) or any other feature of similar subjec~ 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. D~atl Page'