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06/15/99 Construction Field Report Job No. 986011.0: DFR No. 26 VECTOR ENGINEERING, INC. Page No- 1 OIL Project Name: Client Or Owner: Daily Field Report Sequence No.: Forward Landfill Allied Waste 26 Location Of Work: Owner's Or Client's Representative: Date: Day Of Week: Manteca,CA Butch Stefan,Jr. 6-15-99 Tuesda General Contractor: Liner Contractor: Proj. Engineer: Reviewed By: Guinn Construction GSE Scott Purd General Forman Liner Contractor Superintendent Or Foreman: Duane Meadows Source And Description Of Fill Material: Weather: CQA Technician/Technician: Tan White Clay Partly Cloudy, FRANK DELL-ERA, Cool ANTONIO I!EN UEz Equipment used: Guinn: 14OG Grader, 3-633/1-623 Paddle Wheels,D5H Cat Dozer, 320L Cat Excavator,966D Cat loader,Water Truck,815F Cat S foot Com actor. Allied:D4, 140G Grader, Smooth Drum Roller,and Water Truck- NOTES(Describe work completed during tate day,any problems and their solutions): Guinn Crew: 8 total Tim Guinn on site Allied Crew: 2 total Guinn continued placement of the clay liner system. Guinn completed placement on the north end of the cell floor and started on the south end. Guinn utilized 2-633/1-623 paddle wheel scrapers to haul the clay material to the cell. Guinn compacted the material in 6-8"loose lifts with the 815F Sheepfoot compactor. Guinn scarified and moisture conditioned the clay material prior to the placement of the next lift. Guinn continued to rip the stockpile with the D5H Cat Dozer. Guinn utilized the scrapers to wheel roll the surface of the clay. Prior to the subsequent lift Guinn utilized the Sheepfoot compactor to scarify the lift. CQA performed density tests that failed. CQA pulled moisture samples to confirm failing moistures. Guinn shut down the scrapers and ripped up the failing clay with the D5H Cat Dozer and allowed it to aerate until the proper moisture was obtained- Guinn then reworked the area to meet specifications. Guinn wheel rolled the floor to seal the clay liner system. Allied utilized the water truck to maintain moisture in the subgrade material. Allied completed smooth drum rolling of the subgrade material. Vector Engineering, Inc. CQA observed placement and tested the clay material placed. Several tests failed moisture and compaction. Guinn's foreman was notified and will take care of it. After lunch Guinn started placing a subsequent lift. CQA told Guinn not until this lift is approved. Guinn shut off his scrapers and started to rip and turn the clay material to lower the moisture content and rework. After the failing clay was reworked CQA pulled perm samples,PI's and sieves. 0 File Name: Forward Landfill Prepared by: Frank Dell-Era Reviewed by: