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Freeport NIP(8.0)-LR040917ineers 8908 Ambassador Row, Dallas, TX 75247 2696 Gravel Drive, Fort Worth, TX 76118 62100 Rothway, Ste. 150, Houston, TX 77040 Corporate Phone: (214) 630-9745 IN-PLACE DENSITY TESTING Client: Duke Realty Services, LP Mr. Brian Straley 5495 Belt Line Rd., Ste 360 Dallas TX 75254 Project: Freeport XI & XII Coppell, Texas Report No.: 217496 Project No.: 049245 Date of Service: 09/02/2004 Report Date: 09/17/2004 Services: Perform In-Place Density Test in accordance with ASTM Standards. PROJECT DATA CONTRACTOR: Duke Construction Test Methods: ASTM D-2922 ASTM D-3017 M/D No. Description Gauge: Troxler 3430 Moisture Gauge Serial No: 35518 Current: 704 Test Mode: DT Previous: 704 MOISTURE DENSITY RELATIONS Maximum Moisture % Density pcf Standard Counts Density Current: 2680 Previous: 2683 Project Requirements Moisture Density Brown Silty Sandy Clay 20.0 103.0 Optimum +4 95 min FIELD DENSITY TESTS TEST NO TEST LOCATION Utility backfill Storm drain, east side, Station 0+50, I' below grade Utility backfill 2 Storm drain, east side, Station 1+50, 2' below grade Utility backfill 3 Storm drain, east side, Station 1+50, 1' below grade Utility backfill 4 Storm drain, east side, Station 3+50, 2' below grade Utility backfill 5 Storm drain, east side, Station 3+50, 1' below grade PROBE MfD MOISTURE WET DENSITY DRY DENSITY DENSITY DEPTH No. (%) (pcO (pcf) (% max) 6" 1 21.5 120.0 98.8 96 6" 1 20.9 118.8 98.3 95 6" 1 21.0 118.1 97.6 95 6" 1 20.0 119.4 99.5 97 6" 1 21.6 120.4 99.0 96 LIMITATIONS: The test results presented herein were prepared b~sed 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. 07SS Page I of 2 Report No.: 217496 Project No.: 049245 Client: Duke Realty Services, LP Technician: Joe Jemigan Report Distribution: (1) Duke Realty Services, LP (1) Extranet (I) City of Coppell (1) City of Coppell Test results on this report meet project specification. 3:30pm Finished: 4:00pm ,~~ Started: K. Scott Watson, AET CMT Operations Manager LLMITATIONS: The test results presented herein were prepared based upon the specific samples provided for testing. We a~sume no responsibility for variation in quality (composition, appearance, perfomaance, etc.) or any other feature of similar subject ma~ter 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. 07SS Page 2 of 2 ineers 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 MOISTURE DENSITY RELATIONS Client: Project: Services: Duke Realty Services, LP Mr. Brian Straley 5495 Belt Line Rd., Ste 360 Dallas TX 75254 Report No.: 218063 Project No.: 049245 Date of Service: 09/10/2004 Report Date: 09/17/2004 Freeport XI & Coppell, Texas Obtain a sample of material fi.om the jobsite, bring the sample back to the laboratory and perform a moisture density relationship test in accordance with TxDot Standards. PROJECT DATA CONTRACTOR: Duke Construction TEST FOR: Lime Treated Cap MATERIAL: Lime Treated Dark Brown Clay CLASSIFICATION: Lime Treated Cap TEST METHOD: ASTM D-698 ASTM D-4318 Method A DATE SAMPLED: 09/10/2004 MATERIAL PREPARATION: Moist RAMMrR TYPE: Mechanical SAMPLED BY: J. Jernigan SAMPLE LOCATION: Building # 12 ~ Center of Pad REPORT OF TEST MAXIMUM DRY DENSITY, pcf: 89.0 OPTIMUM MOISTURE CONTENT, %: 27.5 LIQUID LIMIT: 43 PLASTIC LIMIT: 35 PLASTICITY INDEX: 8 Technician: Joe Jernigan Report Distribution: (1) Duke Really Services, LP (1) Extranet (1) City of Coppoll (l) city of Coppoil Dry Density (pc0 MOISTURE DENSITY RELATIONS ~ Zert air viids cfrye S!~ ific Gavil~2.70 93 91 89 87 23 25 27 29 31 33 35 MOISTURE CONTENT (%) K. Scott Watson, AET CMT Operations Manager LIIvffTATIONS: Thc test results presented herein were prepared based upon the specific samples provided for testing. We assume no responsibility for variation in quality (composition, appoarance, performance, etc.) or any other feature of similar subject matter provided by persons or conditions over which we have no eontxol. 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 1 of 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, For~ Worth, TX 76118 6300 Rothway, Ste. 150, Houston, TX 77040 Corporate Phone: (214) 630-9745 REPORT OF WATER INJECTION INSPECTION Project: Freeport XI & XlI Coppell, Texas Report No.: 216041 Project No.: 049245 Date of Service: 08/16/2004 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: 8:00am - 2:45pm Page 1 of 3 Technician: Nathan witherell Report Distribution: (1) Duke RealW Services, LP (1) E~an~ (1) City of Coppoll (1) City of CoppeU tK Scott Watson, AET CMT Operations Manager LIMITATIONS: The '~st results presoated herein were prepared based upon the specific s~aples provided for testing. We assume no responsibility for variation in quality corn sltlon anco, ormanec, etc ) or any other feature of similar subject matter provided by pcrsons.or.c~.nd{t?ns?~,ver w.h~ich we have_,n~ot~onn~eO~nmO~.n I~e~.~t~t~d 995S WATER INJECTION OBSERVATION Client: Project: Duke Realty Services Freeport Xl & XII Coppell, Texas Report No.: 216041 Project No.: 049245 Date of Service: 8/16/04 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~itated x 3. Surfactant was added to each load x 4. The injection pm_~$.re was kept between 50 to 100 psi at point of injection x 5. Intervals of 12" were achieved during injection process until refusal x 5. Total depth of injection - 10 feet X 7. Max. ~Facln~l of injection probes was recorded to be 5 ff. x X 8. Free lime on surface 9. Square feet injected on this date 68,560 10. Location of injection: Second pass XII, east borders, 2 passes 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 heroin 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.