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DAILY FIELD REPORT <br />Project Loveland Ready Mix Slurry Wall Report No. 11 <br />Location Larimer County, Colorado Date 6 Jan 2008 <br />Client Compass Environmental, Inc. Page 1 of 1 <br />Contractor Compass Environmental, Inc. File No. 107021-001 <br />Weather Partly Cloudy Temperature 30-40's F <br />1. CONTRACTOR'S ACTIVITIES: <br />Contractor Start Work <br />Contractor Sto Work 0700 hrs <br />1430 Hrs <br />Top of Backfill Slope at Start 31+00 _- <br />To of Backfill Slope at Stop 31+60 <br />Toe of Backfill Slope at Start <br />.................................. .__......... _......_ ........ ................ .... _ ..... .... .............. <br />Toe of Backfill Slope at Stop 34+20 <br />- --.-.....^. - -- -_.-._. <br />34+80 <br />Last_Completed Set at Start <br /> <br />...` <br />.........__.... _.................. __..... _._...... __...... _..._........ _... - -..__._......__...._..__...... _.... _......... <br />Last Completed Set at Stop 34+50 <br /> <br />---- <br />35+10 <br />Verified Area of Excavated Alluvium above Bedrock (Cumulative) 10,595 Sq: Ft. <br />Verified Area of Excavated Bedrock. (Cumulative) 8,640 S q. Ft. <br />Total Area Excavated To Date 19,235 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 34+60 <br />Bentonite Slurry - In Trench 2 34+60 & 35+00 <br />Backfill (Slump, Density) 2 31+20 & 31+60 <br />Backfill Gradation 1 30+60 <br />Backfill (Permeability) -- -- <br />Verified Clean AM Backfill <br />Slope and Bottom of Key Yes 31+00 through 34+00 <br />Verified Depth To Bedrock <br />and Key Yes 34+50 thru 35+10 <br />1. Observed slurry trenching activities. Verified depth to top of bedrock and depth of key from Sta 34+50 to <br />35+10. <br />2. Performed quality control testing. Tests performed yielded results in general accordance with project <br />specifications. Test results were reported to contractor. <br />3. Prepared Daily Field Report updated slurry wall data spreadsheet and obtained field supplies. <br />ATTACHMENTS: None <br />Field Representative(s) Time on site <br />Benny Siljenberg 0700 <br />Distribution: Jeff Sallas; file <br />Total <br />9.5 <br />G:\PROJECTS\ 10702 1 -000 Loveland Ready Mix Slurry Wall\C. Lyman Henn Inc. <br />Construction\C.4 Field Reports\Daily Reports\DFR 071221.doc