WA9601B-LR 990810StanTech 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 Backfill
Post Office Box 478 Report No.: 26
Coppell, Texas 75019-4409
CANCELLATION OF FIELD DENSITY TESTS
TEST DATE RETEST TEST LOCATION LIFT/ PROCTOR FIELD FIELD PERCENT
NO. OF DEPTH TEST DENSITY MOISTURE OF
TEST NO. PCF % SPECklED
NUIVIBER CO]ViPACTION
TESTS PERFORMED BY: Walter Kirby TEST METHODS: ASTM D 2922, D 3017, D 1558,-D2167 OR D 2937
REMARKS: Densities were canceled after StanTech technician arrived on site 10 August 1999
PROCTOR NO.: 1 - 110.4 pcf @ 15.6% Moisture
2 - 104.7 per@ 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 @ Optimum to +5%
DISTRIBUTION:
SIGNED
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