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DAILY FIELD REPORT <br />Project Loveland Ready Mix Slurry Wall Report No. 27 <br />Location Larimer County, Colorado Date 13 April 2008 <br />Client Compass Environmental, Inc. Page 1 of 2 <br />Contractor Compass Environmental, Inc. File No. 107021-001 <br />Weather Sunny Temperature 60's F <br />1. CONTRACTOR'S ACTIVITIES: <br />Contractor Start Work 0700 hrs <br />Contractor Stop Work 1800 hrs <br />Top of Backfrll Slope at Start 40+00 _- <br />To of Backfill Slope at Stop 40+20 <br />Toe of Backfrll Sloe at Start <br />42+30 <br />Toe of Backfill Slope at Stop 42+50 <br />Last Completed Set at Start 42+80 <br />--- ----- - ------..---- --- - --- ------ --- - <br />Last Completed Set at Stop 43+10 <br />Verified Area of Excavated Alluvium and Bedrock (Daily) 930 Sq. Ft_ <br />Total Area Excavated To Date 47,910 S q. Ft. <br />Excavator Type Komatsu PC800 <br />Fresh Slurry Made Yes <br />FIELD REPRESENTATIVE'S ACTIVITIES: <br />Quality Control Number of <br />Samples Location or Batch # Comments <br />Bentonite Slurry - As-Mixed 1 41+80 Pass <br />Bentonite Slurry - In Trench 1 43+10 Fresh slurry and earthwork, see below <br />Backfrll (Slump, Density) 1 40+00 <br />Backfill (Gradation) 1 40+00 <br />Backfill (Permeability) 1 40+00 Dropped off for delivery at LHI Lab. <br />Verified Clean AM Backfrll <br />Sloe and Bottom of Key Yes 42+40 through 42+80 Trench cleaned to bottom of key prior to next <br />excavation set. <br />Verified Depth To Bedrock <br />and Key Yes 42+90 to 43+10 <br />1. 1000-1530 hrs, excavation and backfill operations halted. Compass Environmental increases slurry pond size and <br />reconfigures slurry lines. Cut finished at completion of slurry pond expansion. <br />2. Performed quality control testing on slurry and backfrll. Observed backfrll and excavation operations. Other tests <br />performed yielded results in general accordance with project specifications. Test results were reported to Al of <br />Compass. Prepared Daily Field Report and updated slurry wall data spreadsheet. <br />ATTACHMENTS: None <br />Field Representative(s) Time on/off site Total <br />Greg Snyder 0700/1630 9.5 <br />Distribution: Jeff Sallas; file <br />C:\107021-001 Ready Mix\107021-000 Loveland Ready Mix Slurry Wall\C. Lyman Henn Inc. <br />Construction\C.4 Field Reports\Daily Reports\DFR's\DFR 080413.doc