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121 BP Phase 1-LR 990702 GEOTECH',IICAL AND G R O I I p ENVIRONMENTAL CONSULTANTS REPORT OF FIELD DENSITY TESTS 121 Business Park - Buildings B-D 601,651,701 and 751 Canyon Drive Coppell, Texas REPORTED TO: The Industrial Group REPORT NO. 11 P.O. Box 802047 REPORT DATE: 07-02-99 Dallas, Texas 75380-2047 REG PROJECT NO. 5607 ATTN: Mr. John Wa!sh TECHNICIAN: G. Ortiz PAGE: 1 of 2 CONTRACTOR: Westcliffe, Inc. Proctor ASTM Optimum Maximum No. Standard Description Moisture, % Density, PCF 1 D-698 Reddish brown sandy clay w/gravel 9.0 127.0 2 D-698 Dark brown clay w/organics 14.0 107.5 3 D-698 Light brown sand w/trace clay and organics 9.5 117.5 4 D-698 Red brown sandy clay w/gravel 10.5 115.0 5 D-698 Light brown clayey sand 9.0 118.0 6 D-698 Gray shale 24.5 92.0 Depth Below Field Field Test Final S. G. Density Moisture Proctor Compaction No. Date Location (feet) (pcf) (%) ID Level (%) 30 06-24-99 Storm Line G, STA. 1+50 0.5 125.2 11.5 1 98.5 31 Storm Line G, STA. 3+00 0.5 125.9 10.9 1 99.1 32 Storm Line F, STA. 1+50 0.5 115.7 11.9 5 98.0 33 Storm Line F. STA. 3+00 0.5 125.0 11.0 1 98.4 34 Storm Line F. STA. 5+00 0.5 124.9 11.2 1 98.3 35 Storm Line D, STA. 2+00 0.5 125.7 10.8 1 98.9 36 Storm Line D, STA. 4+00 0.5 125.4 11.2 I 98.7 37 Sanitary Line, STA. 4+90 7.0 116.5 11.1 5 98.7 38 Sanitary Line. STA. 4+91 6.0 115.9 11.3 5 98.2 39 Sanitary Line. STA. 4+92 5.0 116.3 11.0 5 98.5 40 Sanitary Line. STA. 4+93 4.0 116.8 10.7 5 98.9 41 Sanitary Line. STA. 4+94 3.0 117.4 10.4 5 99.4 42 Sanitary Line, STA. 4+95 2.0 116.7 11.1 5 98.8 43 Sanitary Line, STA. 4+96 1.0 117.0 10.5 5 99.1 44 Sanitary Line, STA. 4+97 0.0 117.7 10.2 5 99.7 45 Sanitary Line. STA. 2+00 7.0 116.8 12.2 5 98.5 46 Sanitary Line. STA. 2+01 6.0 116.0 11.4 5 98.3 47 Sanitary Line. STA. 2+02 5.0 115.8 11.7 5 98.1 48 Sanitary Line. STA. 2+03 4.0 116.3 10.5 5 98.5 49 Sanitary Line. STA. 2+04 3.0 116.7 10.8 5 98.8 REPORT NO. 11 REPORT DATE: 07-02-99 REG PROJECT NO. 5607 PAGE: 2 of 2 Test:~.;; -- : Finat :S: ~.~ ~: :. :~DensitY: ~. . . : Mc~iS~u~,e :: Pro~°t. . . compaction::. No. '!Date' "::. Location ., (feet)!:~:: (pcf) i { %)!i!!~!!;i ID'~!!i: :!~ev~!i(%) 50 06-24-99 Sanitary Line, STA. 2+05 2.0 115.9 11.4 5 98.2 51 Sanitary Line. STA. 2+06 1.0 116.8 10.8 5 98.9 52 Sanitary Line. STA. 2+07 0.0 117.1 10.4 5 99.2 Comments: Where tested, materials were in compliance with project specifications. Distribution: (1) The Industrial Group/ Submitted by: Mr. John Walsh (1) Gromatzky Dupree & Associates/ REED ENGINEERING GROUP, INC. Mr. Bennett Foster (1) Westcliffe, Inc./Mr. Charlie Johnson Original Signed By ('1) The Industrial Group/ Mr. Mac McClure Ronald F. Reed, P.E. ('1) Campbell Associates/ BW/sa/je Mr. Randy Pliler ('1) City of Coppell/Building Inspections (1) City of Coppell/Engineering Dept. (1) Bear Creek Construction/ Mr. Brian Holdgate