WA9801-LR 990702 (2)[lllnudll Gt
9200 King Arthur Ddve
Dallas, Texas 75247-3610
Phone 214/631-4372 Fax 214/631-4380
Mr. Kenneth Griffin, P.E.
City of Coppell
255 Parkway Boulevard
Post Office Box 478
Coppell, Texas 750194409
Project No,: 1520COP02
Project: Highway 121 Water Line
Location: Backfill for Utility Trench
Rqx~n No.: 6/0288
RESULTS OF FIELD DENSITY TESTS
TEST DATE
NO.
OF
TEST
NUMBER
11 07/02/99
12 07/02/99
Hwyl21EastofSandyLake@Sta. 10+80 -2.5' 1
Hwy 121 East of Sandy Lake ~ Sta. 13+20 -2.5' 1
TESTS PERFORMED BY: Walter Kirby
REMARKS:
PROCTOR NO.:
I - 99.1 pcf ~ 20,2% Moisture
2 - 100.2 pcf@ 21.2% Moisture
SPECIFICATION: 95% Compaction @ -2% to +2% Moisture
DISTRIBUTION: City of Coppell - Lan'y Davis
NOTE:
94.9 18.9 95.7
95.0 19.8 95.9
TEST METHODS: ASTM D 2922, D 3017, D 1558, D2167 OR D 2937
Area from Sta. 10+80 through Sta. 13+ 20 t~worked due to low moisture prior to testing. Failing lifts (tests 7 and 8) from 06/30/99 had been
~moved.
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SIGNED '
1 OF I