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June 4,2009 <br /> Deliverable—This work was completed according to Phase I in Project proposal. Created a <br /> natural landscape, enhanced the biology of the river,protected the integrity of the bank against <br /> high springtime flows,established root-wad vegetation and enhanced riparian habitat areas, <br /> stabilized river channel and banks in preparation for Phase 11. Future function of the floodplain <br /> on this reach of the river will be greatly improved by achieving stability on both streambanks and <br /> on adjacent riparian areas,thus improving water quality,resulting in an improved fishery in the <br /> area of this diversion.Anticipated touch-up and occasional maintenance until start of Phase II. <br /> TASK 5—Demobilization <br /> Description of Task—Evacuate equipment and materials from project site. <br /> Method/Procedure-Exit gracefully leaving site and removing all traces of equipment and <br /> activity. <br /> Deliverable—Phase I of Project Complete <br /> PHASE II—October 1,2009—December 15,2009 <br /> TASK 1—Mobilization(one day) <br /> Description of Task - Mobilize equipment and facilitate access to proposed job site. <br /> Equipment- Excavator,Dump truck with 15 cu yd capacity,tool trailer,concrete forms, and <br /> pump and pipe. <br /> Method/Procedure—Mobilization shall include all activities and associated costs for <br /> transportation of contractor's personnel,equipment,and operating supplies to the site following <br /> NRCS specifications for mobilization and environmental guidelines.This work includes <br /> mobilization required by the contract at the time of award. If additional mobilization activities <br /> and costs are required during the performance of the contract as a result of changed,deleted,or <br /> added items of work for which the contractor is entitled to an adjustment in contract price, <br /> compensation for such costs will be included in the price adjustment for the item or items of <br /> work changed or added. <br /> Deliverable—All of contractor's personnel,equipment,and operating supplies are located at the <br /> site following NRCS specifications for mobilization and environmental guidelines in preparation <br /> for the next task. <br /> TASK 2-Concrete Core construction(2.5 months) <br /> Description of Task Replace the existing rock-pile diversion with a new NRCS-engineered Core. <br /> Method/Procedure The concrete mix shall be no less than 6 sacks of cement per cubic yard. <br /> Compressive strength of 4000 psi. See NRCS concrete Specification 32. Exposed concrete edges <br /> shall have one inch chamfer.Reinforced bar spacing is center to center of bars.Bar cover is clear <br /> distance between surface of bar and face of concrete and shall be 2'for formed or top surfaces <br /> and 3'for surfaces placed against earth,unless otherwise shown. In sections with a single mat of <br /> reinforcing steel,the steel shall be positioned in center of the section,unless otherwise shown. <br /> Reinforcing bars shall be continuous or spliced from floor and walls into adjacent floors,walls <br /> El Codo Ditch Company 5 Updated Statement of Work <br />