WA9801-LR 990617Engineering Co.
9200 King Arthur Drive
Dallas, Texas 75247-3610
Phone 214/631.4372 Fax 214/631.4380
Mr. Kenneth Griffin, P.E.
City of Coppell
255 Parkway Boulevard
Post Offic~ Box 478
Coppell, Texas 75019-4409
Project No.: 1520COP02
Project: Highway 121 Water Line
Location: Backfill for Utility Trench
ReportNo.: 3/0187
RESULTS OF FIELD DENSITY TESTS
TEST DATE RETEST
NO. _ OF
NUMBER
1 06/17/99 Sandy Lake Road ~ 8ta. 3+90
2 06/17/99 Sandy Lake Road @ Sta. 3+88
3 06/17/99 Sandy Lake Road @ Sta. 3+87
4 06/17/99 Sandy Lake Road @ Sta. 3+86
5 06/17/99 Sandy Lake Road ~ Sta. 4+50
TESTS PERFORMED BY: Jolm Moreland
Grade 1 95.5 17.3' 96.4
-1' 2 102.1 15.8' 101.9
-2' 1 91.1 20.6 91.9'
-Y 1 97.0 14.1' 97.9
-Y 1 94.6 17.5' 95.4
TEST METHODS: ASTM D 2922, D 3017, D 1558, D2167 OR D 2937
REMARKS: *Indicates moisture and/or density does not meet the required specifications.
I~OCTORNO.: 1-99.1pcf@20.2%Moislure
2 - 100.2 pcf@ 21.2% Moisture
I]~F,.Xl~CATION: 95% Compaction @ Optimum Moisture to +5%
DI~IXlBUTION: CityofCoppell-LartyDavis
SIGNED
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