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basin maintained at a grade of four (4) inches above the root flare of the <br />tree. <br />13. The Contractor shall be responsible for the stability of planted trees. The <br />nursery stake stall be removed from the trunk of the tree (as applicable) <br />and the tree shall be double staked using two (2), two (2) inch lodge pole <br />stakes of a length sufficient to be installed beyond the depth of the <br />planting stock root ball and to extend to the upper branches of the <br />installed tree's crown. The stakes shall be installed an equal distance <br />from the trunk of the tree and shall be installed perpendicular to the <br />street or sidewalk and shall be installed so that one stake is orientated to <br />be one hundred eighty (180) degrees opposite the other. The root ball <br />shall not be damaged by the installation of stakes. The trunk of the tree <br />shall be attached to the stakes using City approved tree ties installed as <br />per manufacturer's specifications. <br />(2) New Tree Care <br />New Tree Care consists of the irrigation of young trees which have been installed <br />by the Contractor and the cultivation of new canopy coverage. <br />1. The Contractor shall comply with all general specifications standards <br />described herein. <br />2. As stated previously herein, the Contractor shall identify the location of <br />all utilities and private property landscape irrigation components prior to <br />the planting of any tree. The Contractor shall take all responsibility for <br />any damage that occurs during the planting of any tree. <br />3. The Contractor shall not use hoses, equipment or water from private <br />properties when watering parkway trees. <br />4. While performing tree watering, the Contractor shall maintain the tree <br />watering basin to include the removal of weeds and debris and the <br />maintenance of the watering basin to size and grade standards defined <br />herein. <br />5. Trees shall be watered in such a manner that does not result in erosion <br />of the tree watering basin, splashing of parked vehicles or damage to <br />any of the tree's surroundings. Haphazard riggings and /or watering out of <br />the window from the cab of watering equipment will not be tolerated. <br />6. The Contractor shall maintain a daily log of trees watered. The log shall <br />list the tree watered by site. A printed copy of the log, which shall be <br />maintained in digital format, must accompany invoicing for tree watering <br />services by the Contractor. <br />E. ROOT PRUNING SPECIFICATIONS <br />(1) In an effort to minimize future damage to public sidewalks and curbs and gutters, <br />the City is initiating a root pruning and root barrier installation program. The <br />Contractor will be provided a listing of trees to be root pruned. The list shall <br />include the location of the tree, tree species, lineal feet to be root pruned and <br />area to be pruned such as sidewalk or curb and gutter. <br />City of Santa Ana Street Tree Maintenance RFP <br />25B -85 Page 34 <br />