WA9801-LR 990726~~r/"~r/~'GJrl Enllleerlll GI.
9200 King Arthur Drive
Dallas, Texas 75247-3610
Phone 214/631-4372 Fax 214/631-4380
Mr. Kenneth Griffin, P.E.
City of CopFell
255 Parkway Boulevard
Post Oltiee Box 478
Coppell, Texas 750194409
Project No.: 1520COP02
Project: Highway 121 Water Line
Location: Backfill for Utility Trench
Report No.: 13/0434
RESULTS OF FIELD DENSITY TESTS
25 07/26/99 12" Water Line Backfill ~ Sta. 42+75
26 07/26/99 12" Water Line Backfill ~ Sta. 43+00
TESTS PERFORMED BY: Walter Kirby
PROCTOR NO.:
1 - 99.1 pcf@ 20.2% Moisture
2 - 100.2 pcf(~ 21.2% Moisture
4 - 117.5 pcf~ 12.7% Moisture
SPECIFICATION: 95% Compaction @ -2% to +2% Moisture
DISTRIBUTION: City of Coppell - Larry Davis
H&W Utility Contractors - Royce
FG 4 112.0 12.8 95.3
-Y 4 115.5 13.7 98.3
TEST METHODS: ASTM D 2922, D 3017, D 1558, DGI67 OR D 2937
I % 67157 : '
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