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WA9601B-LR 990514
~~'sSCh 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: 24" Water Line Trench Backfill Post Office Box 478 Report No.: 7/9809 Coppell, Texas 75019-4409 RESULTS OF FIELD DENSITY TESTS TEST .DATE RETEST TEST LOCATION LIFT/ PROCTOR FIELD FIELD PERCENT NO. OF DEPTH TEST DENSITY MOISTLrRE OF TEST NO. PCF % SPECIFIED NUMBER COMPACTION 17 05/14/99 Sta. 111+30 -5' Avg. 1/4 111.1 14.5 96.5 18 05/14/99 Sin. 111+30 .4' Avg. 1/4 110.1 14.7 95.6 19 05/14/99 Sta. 61+00 -5' Avg. 1/4 109.7 14.9 95.3 20 05/14/99 Sta. 61+05 .4' Avg. 1/4 110.0 14.6 95.6 21 05/14/99 Sta. 61+06 -3' Avg. 1/4 111.4 14.0 96.8 22 05/14/99 Sta. 61+07 -2' 4 113.8 12.4 95.0 23 05/14/99 Sta. 61+08 -r Avg. 1/4 109.9 13.9 95.5 24 05/14/99 Sta. 61+09 Final 4 119.0 12.5 100.0 TESTS PERFORMED BY: John Moreland TEST METHODS: ASTM D 2922, D 3017, D 1558, D2167 OR D 293? REMARKS: PROCTOR NO.: 1 - 110.4 pcf~ 15.6%Moisture 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% Moisture SPECFICATION: 95% - 100% Compaction @ Optimum to +5% DISTR]BUTION: i'_ ...... ****,,, · . SIGNED