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WA9601B-LR 990427
~~eCh Engineering Ce. 9200 King Arthur Drive Dallas, Texas 75247-3610 Phone 214/631-4372 Fax 214/631-4380 Mr. Kenneth Gin, P.E. Project No.: 1599-0152 City of Coppell Project: Sandy Lake Road 255 Parkway Boulevard Location: 24" Water Line Trench Backfill Post Office Box 478 Report No.: 3/9676 Coppell, Texas 75019-4409 RESULTS OF FIELD DENSITY TESTS TEST DATE PETEST TEST LOCATION LIFT/ PROCTOR FIELD FIELD PERCENT NO. OF DEPTH TEST DENSITY MOISTURE OF TEST NO. PCF % SPECIFIED NUiVIBER CO1V~ACTION 4 04/27/99 Sta. 46+50 -4' 2 104.3 17.1 99.6 5 04/27/99 Sta. 46+51 -3' 2 103.7 16.8 99.0 6 04/27/99 Sta. 46+52 -2' 2 103.9 16.4 99.2 7 04/27/99 Sta. 46+53 -1' 2 104.6 15.9 99.8 8 04/27/99 Sta. 46+54 Subgrade 2 103.6 16.4 98.9 9 04/27/99 Sta. 51+50 -5' 2 100.4 18.1 95.9 10 04/27/99 Sta. 51+51 -4' 2 95.4 21.3' 91.1' TESTS PERFORMED BY: Roger Mannette TEST METHODS: ASTM D 2922, D 3017, D 1558, D2167 OR D 2937 REMARKS: *Indicates moisture and density do not meet the required specifications. PROCTOR NO.: 1 - ll0.4pcf@ 15.6%Moisture 2 - 104.7 pcf@ 13.9% Moisture 3 - 107.6 pcf@ 17.3% Moisture SPECIFICATION: 95% - 100% Compaction @ Optimum Moisture to +5% DISIXBUTION: Post-it®Fax Note 7671 Da,, 54-~)9 I~.aB~,* I & 7:'" 'i~ °''~ > ~: ~, , j ......... ~~ 1 OF 1