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DAILY FIELD REPORT <br />Project Loveland Ready Mix Slurry Wall Report No. 30 <br />Location Larimer County, Colorado Date 16 April 2008 <br />Client Compass Environmental, Inc. Page 1 of 2 <br />Contractor Compass Environmental, Inc. File No. 107021-001 <br />Weather Sunny-AM/ Wind, Snow-PM Temperature 50-30's F <br />I. CONTRACTOR'S ACTIVITIES: <br />Contractor Start Work 0700 hrs___ <br />Contractor Stop Work 1800 hrs <br />Top of Backfill Slope at Start 42+90 <br />To of Backfill Sloe at Stop 44+40 <br />Toe of Backfill Slope at Start 45+10 <br />Toe of Backfill Slope at Stop 45+90 <br />Last Completed Set at Start 45+50 <br />Last Completed Set at Stop 47+00 <br />Verified Area of Excavated Alluvium and Bedrock (Dail) 4,5_40 Sq. Ft.__, <br />Total Area Excavated To Date 59,725 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 43+70 Pass <br />Bentonite Slurry - In Trench 2 45+70,46+50 <br />Backfill (Slump, Density) 2 43+20,44+20 <br />Backfill (Gradation) 1 43+20 <br />Backfill (Permeability) -- -- Next permeability sample to be taken around <br />STA 50+00. <br />Verified Clean AM Backfill <br />Slope and Bottom of Key Yes 45+30 through 45+50 Trench cleaned to bottom of key prior to next <br />excavation set. <br />Verified Depth To Bedrock <br />and Key Yes 45+60 to 47+00 Rising bottom (31 ft- 30ft) <br />1. Jeff Sallas of Compass Environmental, Steve Kuehr of Lyman Henn, Inc. onsite 1200 hrs to 1330 hrs. <br />2. Performed quality control testing on slurry and backfill. Observed backfill 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 0700/1600 9 <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 080415.doc