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DAILY FIELD REPORT Page 1 of 1 <br />Project Name: Foothill Sanitary Landfill - Area 2A Report Number: 055 <br />Project Number: 14-101-01 Date: Monday 07/27/15 <br />Owner: Dept. of Public Works, San Joaquin County CQA Monitors: Jude A <br />Contractor: R J Gordon Construction, Inc. M. Hu and <br />Weather: Clear Wind: 0-10 mph. <br />Temperature: ARgrox. range 70- 95 F Other: <br />The contractor worked from 5:30 am to 3:30 pm. <br />Excavation: No activity observed. <br />Slope Subgrade Preparation: Up to (6) laborers used hand tools to prepare the slope subgrade for geosynthetic materials. <br />The slope was previously smooth drum rolled and the handwork today was to address deficient areas. <br />Access Road: No activity. <br />Foundation Layer: (1) water -truck and (1) CAT 54B smooth drum roller maintained the finish surface of foundation layer <br />soil on the floor in advance of geosynthetics placement. <br />Sump Riser Construction: Welding was performed for the 24" primary riser pipe. The contractor used (1) Hitachi 300 <br />excavator to assist up to 4 laborers repair the subgrade for the primary risers. The excavated subgrade was irregular and <br />broken due to the blocky nature of the native subgrade. The berm between the secondary and primary risers was repaired <br />using fine soil and hand tampers. The north side of the swale had an acceptable surface by the end of the day. The Hitachi <br />excavator also placed Granular Backfill in the trench over the Secondary Leachate Riser. (1) Water truck supplied moisture <br />conditioning. <br />North West Stockpile: No activity was observed. <br />South Stockpile 2 (Operations): No activity was observed. <br />South Stockpile 3: No activity was observed. <br />Geosynthetic Liner: Geosynthetics detailing and deployment continued on the floor. QA activities included monitoring of <br />placement, trial welds, seaming and collection of destructive seam samples. A cumulative quantity of approximately <br />503,000 SF of GCL and geomembrane has been deployed. <br />Other: (1) CAT 825H compactor was demobed today. <br />Equipment Onsite: (1) CAT D8T dozer, (1) CAT D6T LGP dozer, (1) CAT D6R dozer (with slope board) (1) CAT 621G water <br />pull, (2) CAT 627 scrapers, (1) 14H motorgrader, , (1) water truck, (1) Hitachi 300 excavator, (1) CAT CS 54B smooth drum <br />roller (vibratory type), (1) CAT TH160B folk lift, (1) CAT 430D backhoe. (1) CAT 320 excavator <br />Problems/Resolutions. <br />Visitors: M. Raub <br />Reviewed By: M. Raub <br />7 <br />