WA9601B-LR 990630 Stan Tech 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.: 1520COP01
City of Coppell Project: Sandy Lake Road
255 Parkway Boulevard Location: Utility Trench Fill
Post Office Box 478 Report No.: 13/0252
Coppell, Texas 750194409
RESULTS OF FIELD DENSITY TESTS
TEST DATE RETEST TEST LOCATION LIF'r/ PROCTOR FIELD FIELD PERCENT
NO. OF DEPTH TEST DENSITY MOISTURE OF
~ TEST NO. t~F % SPECIFIED
NUMBER COMPACTION
43 06/30/99 Sandy Lake 150' East of Denton Tap -7' 5 110.6 14.5 96.3
44 06/30/99 24" Water Line Backfill North Side 4' 5 109.6 13.8 95.4
TESTS PERFORMED BY: Walter Kirby TEST METHODS: ASTM D 2922, D 3017, D 1558, D2167 OR D 2937
REMARKS:
PROCTORNO.: 1 - 110.4 pcf@ 15.6% Moisture
2 - 104.7 pcf@ 13.9% Moisture
3 - 107.6 per@ 17.3% Moisture
4 - 119.0 pcf @ 12.3% Moisture
Average of#1 and #4-115.1 pcf@ 13.9% Moisture
5 - 114.9 per@ 13.6% Moisture
SPECIFICATION: 95% Compaction @ Optimum to +5%
DISTRIBUTION: