WA9801-LR 990713 (2) G22' J'fBC',h [lllaurlll el.
9200 King Arthur Drive
Dallas, Texas 75247-3610
Phone 214/631-4372 Fax 214/631-4380
Mr. Ic~nneth Caiffin, P.E.
City of Copp¢ll
255 Parkway Boulevard
Post Offic~ Box 478
Copp¢ll, Texas 75019..4409
Project No.: IS20COPO1
Project: Sandy Lake Road
Location: Utility Trench Fill
Report No.: 16/0332
RESULTS OF FIELD DENSITY TESTS
TEST DATE lIETEST
NO. OF
48 07/13/99 24" Water Line Backfill ~ Sta. 42+50
48A 07/13/99 48 24" Water Line Backfill ~ Sta. 42+50
49 07/13/99 24" Water Line Backfill ~ Sta. 42+00
TESTS PERFORMED BY: Walter Kirby
-2' 2 85.0 12.4' 81.2'
-2' 2 100.6 8.5* 96.1
· -4' 5 111.4 13.6 97.0
TEST METHODS: ASTM D 2922, D 3017, D 1558, D2167 OR D 2937
REMARKS: *Indicates the moisture and/or density does not meet the required specffications.
PROCTOR NO.:
I - 110.4 pcf@ 15.6%Moistuxe
2 - 104.7 pcf~ 13.9% Moisture
3 - 107.6 pcf@ 17.3% Moisture
4 - 119.0 pcf@ 12.3% Moisture
Average of#1 and #4 - 115.1 pcf~ 13.9% Moistur~
5 - ll4.9pcf@ 13.6%Moisture
SPECIFICATiON: 95% Compaction @ Optimum to +5%
DISTRIBUTION:
SIGNED
1 OF I