WA9601B-LR 990730StanTech 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.: 24/0491
Coppell, Texas 75019-4409
RESULTS OF FIELD DENSITY ;I'ESTS
TEST DATE RETEST TEST LOCATION LIFT/ PROCTOR FIELD FIELD PERCENT
NO. OF DEPTH TEST DENSITY MOISTURE OF
TEST NO. PCF % SPECIFIED
NUMBER COMPACTION
61 07/30/99 - 24" Water Line Backfill @ Sta. 21+75 -1' 1 105.5 15.9 95.7
62 07/30/99 - 24" Water Line Backfill @ Sta. 21+70 4' 2 101.0 14.3 96.6
TESTS PERFORMED BY: Walter Kirby 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 pcf@ 13.9% Moisture
3 - 107.6 pcf@ 17.3% Moisture
4 - 119.0 per@ 12.3% Moisture
Average of # 1 and #4 - 115.1 pcf @ 13.9% Moisture
5 - 114.9 pcf@ 13.6% Moisture
SPECIFICATION: 95% Compaction @ Optimmn to +5%
DISTRIBUTION: