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W Sandy Lk Addn-LR050721 GEOTECHNICAL AND ENVIRONMENTAL CONSULTANTS REPORT OF FIELD DENSITY TESTS Sandy Lake 121 944 Sandy Lake Road Coppell, Texas REPORTED TO: MC II Development Company, Ltd. 3811 Turtle Creek Blvd, Suite 730 Dallas, Texas 75219 ATTN: Mr. Richard Crow CONTRACTOR: McFadden & Miller Proctor ASTM No. Standard 1 D-698 2 D-698 3 D-698 4 D-698 REPORT NO. 66 REPORT DATE: 07-21-05 REG PROJECT NO. 12130 TECHNICIAN: P. Becerra PAGE: 1 of 2 Description Brown sandy clay Reddish brown sandy clay Red clay Reddish brown silty clay Optimum Maximum Moisture, % Density, PCF 14.6 107.7 19.8 100.4 23.9 96.4 13.2 112.7 Test No. Date Location 235 07-11-05 Bldg 236 BIdg 237 Bldg 238 Bldg 239 Bldg 24O Bldg 241 Bldg 242 Bldg 243 Bldg 244 Bldg 245 Bldg 246 Bldg 247 Bldg 248 Bldg 249 07-12-05 Bldg 25O 251 252 253 Pad: 30'N 100'E(1) Pad: 35'N 100'E(1) Pad: 30'N 105'E(1) Pad: 125'N 75'E(1) Pad: 120'N 75'E(1) Pad: 125'N 70'E(1) Pad: 200'N 100'E(1) Pad: 205'N 100'E(1) Pad: 200'N 105'E(1) Pad: 200'N 95'E(1) Pad: 230'N 45'E(1) Pad: 225'N, 45'E(1) Pad: 230'N, 40'E(1) Pad: 230'N, 35'E(1) Pad: 25'N, 50'W(1) Bldg Pad: 100'N, 25'W(1) Paving: 20'S, 5'W(1) Paving: 30'S, 105'W(1 ) Paving: 25'S, 210'W(1) Depth Field Field Below Final S.G. Density Moisture (feet) (pct') (%) 5.0 105.9 18.6 4.0 104.7 15.9 3.0 104.1 15.2 5.0 104.9 18.1 4.0 103.7 17.8 3.0 103.3 17.2 5.0 102,7 18.4 4.0 103.9 18.5 3.0 104.5 17.6 2.0 105.0 16.3 5.0 106.0 15.5 4.0 104.7 15.9 3.0 103.4 16.1 2.0 102.8 16.3 2.0 106.0 18.2 2.0 111.0 17.3 0.0 110.9 13.4 0.0 108.5 13.9 0.0 109.9 14.0 Proctor Compaction ID Level (%) 1 98.3 1 97.2 1 97.0 1 97.4 1 96.2 1 96.0 1 95.3 1 96.4 1 97.0 1 97.4 1 98.2 1 97.2 1 96.0 1 95.4 1 98.4 4 98.4 4 98.4 4 97.2 4 98.0 2424 STUTZ DR .. SUITE 400 - DALLAS, TX 75235 ,. lE~ [214] 350 5600 * F^X [214] 350 0019 REPORT NO. 66 REPORT DATE: 07-21-05 REG PROJECT NO. 12130 PAGE: 2 of 2 Comments: Where tested, materials were in compliance with project specifications. Footnote: (1) Measurements referenced from S.W. building corner. Mail Distribution: (1) MC II Development Company, Ltd/ Mr. Richard Crow (1) Halff Associates/Mr. Dave Littleton (1) Azimuth Architecture/Mr. John Taylor (1) McFadden & Miller/Mr. Jon Jacobson Submitted by: REED ENGINEERING GROUP, LTD. Original Signed By Keith E. Atkins Manager, CMT BW/cn