Copperstone-LR 930331 MAXIM ENGINEERS, INC. 2342 Fabens · P.O, Box 59902 · Dallas, TX 75229
Engineering and Environmental Consultants (214) 247-7575 · FAX (214) 484-5804
IN-PLACE DENSITY OF SOIL
Report Date 03/31/93 Sample Date 03/16/93
Client Centex Real Estate Project Number 0392002041
Project Name Copper Stone - Coppell, Texas
Density Test Method ASTM D2922 and D3017 Method of Compaction ASTM D698
Project Density Req'd 95+ Project Moisture Req'd Opt +5
II
Material Proctor Results
Number Description Maximum Dry Density (pcf) Optimum Moisture %
I Dark yellow brown clay with calcareous nodules and 108.0 14.9
organics
2 Reddish brown clayey sand with fine organics 115.5 13.5
3 Gray shaley clay with fines 97.0 22.0
4 Dark gray shaley clay with weathered limestone fragments 92.0 26.9
and fines
Test Material Lift Location Dry Density Moisture % of Maximum
Number Number (lbs/cu. ff.) Content (%) Dry Density
91 2 6th 200' north of intersection at 150' west of ball 114.6 15.2 99,2
fields
92 3 6th 200' north of intersection and 75' west of 94.9 23.2 97.8
ball fields
93 1 4th 200' north of intersection and 50' west of 107.0 15.2 99.1
ball fields
94 4 4th 400' north of intersection at 50' west of ball 89.5 27.8 97.3
fields
95 2 4th 400' north of intersection at 175' west of ball 113.4 15.3 98.2
fields
96 I 6th 400' north of intersection at 300' west of ball 106.6 17,8 98.7
fields
97 2 6th 400' north of intersection at 400' west of ball 117.3 13.9 101.6
park
98 3 6th 600' north of intersection and 600' west of 92.5 22.0 95.4
ball park
99 4 6th 600' north of intersection and 450' west of 88.2 28.5 95.9
ball park
100 2 4th 600' north of intersection and 300' west of 109.9 15.8 95,2
ball park
Page 2
R~p~,~De. te 03/31/93 SampleDate 03/16/93 Project# 0392002041
To Centex Real Estate
Project Copper Stone - Coppell, Texas
Test Material Uft Location Dry Density Moisture % of Maximum
Number Number (lbs/cu. ft.) Content (%) Dry Density
101 1 4th 600' north of intersection and 150' west of 107.4 14.9 99.4
ball park
102 2 4th 600' north of intersection and 75' west of 111.1 16.8 96.2
ball park
103 1 6th 800' north of intersection and 800' west of 107.4 16.5 99.4
ball park
104 I 5th 800' north of intersection and 600' west of 105.3 16.0 97.5
ball park
105 2 5th 800' north of intersection and 400' west of 110.6 16.7 95.8
ball park
106 I 5th 800' north of intersection and 200' west of 104.2 16.9 96.5
ball park
All densities meet project specifications unless otherwise noted.
Technician: D. Pierson
/cey
Centex Real Estate Corporation - Derek Earle, P.E.
Rodman Excavation - Rod Vilhouer
City of Coppell - Larry Davis
City of Coppell - Garreth D. Campbell, Sr.v/