DR9101-LR 910912Hooper Engineering Labora
Geotechnical Engineering · Construction Materials Testing
REPORT OF IN-PLACE DENSITY TESTS
CLIENT: M-S Utilities
DATE: 12 September 1991
PROJECT: Oak Trail Storm Sewer Line, Coppell, TX
MATERIAL DESCRIPTION: 1) Flex Base
ASTM D1557 MODIFIED PROCTOR: 1) 123.0 pcf @ 10.0% Moisture
LOCATION PROCTOR LIFT
% PCF %
Willow Lane
14) approx. 40' east of Oak Trail 1 Flex Base 9.6 113.7 92.5
north shoulder
15) approx. 90' east of Oak Trail 1 Flex Base 11.6 104.0 84.5*
south shoulder
16) approx. 150' east of Oak Trail 1 Flex Base 10.1 106.3 86.4*
north shoulder
17) approx. 225' east of Oak Trail 1 Flex Base 8.2 115.9 94.2
south shoulder
MOISTURE DRY PERCENT REQUIRED
CONTENT DENSITY COMPACTION COMPACTION
%
92+
*Test results indicate fill is not compacted to required density/moisture. Contractor advised.
TECHNICIAN: CDJ
DISTRIBUTION: (2) M-S Utilities
Route 5, Box 91, Rockwall, TX 75087
Rockwall, TX 75087
(1) City of Coppell, Larry Davis
2870 Walnut Hill Lane Dallas, Texas 75229 (214) 351,6419