WA9601B-LR 990428 Engineering Co.
9200 King Arthur Drive
Dallas, Texas 75247-3610
Phone 214/631-4372 Fax 214/631-4380
Mr. Kenneth Griffin, P.E. Project No.: 1599-0152
City of Coppell Project: Sandy Lake Road
255 Parkway Boulevard Location: 24" Water Line Trench Backfill
Post Office Box 478 Report No.: 4/9688
Coppell, Texas 75019-4409
RESULTS OF FIELD DENSITY TESTS
TEST DATE PETEST TEST LOCATION LIFT/ PROCTOR FIELD FIELD PERCENT
NO. OF DEPTH TEST DENSITY MOISTURE OF
TEST ~ NO. PCF % SPECIFIED
NUMBER COMPACTION
11 04/28/99 10 Sta. 51+51 -4' 2 102.1 16.5 97.5
12 04/28/99 Sta. 51+52 -Y 1 105.6 19.2 95.6
TESTS PERFORMED BY: Roger Mannette TEST METHODS: ASTM D 2922, D 3017, D 1558, D2167 OR D 2937
REMARKS:
PROCTOR NO.: 1 - ll0.4pcf@ 15.6%Moisture
2 - 104.7 per@ 13.9% Moisture
3 - 107.6 per@ 17.3% Moisture
SPECIFICATION: 95% - 100% Compaction @ Optimum Moisture to +5%
DISTRIBUTION: