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Mitigation Measure <br /> <br />2. Straw or other suitable materials will be <br /> placed over uncovered soils, as needed, during <br /> street construction actix4des. This would <br /> reduce the amount of erosion. <br /> <br />Temporary. culverts, ddcbes, catch basins. <br />dams, and settling ponds will be installed in <br />the street construction areas to maintain <br />existing drainage flows and to collect excess <br />water and sediments t'lowing out of the <br />construction sites. Sediments collected will be <br />disposed of at a Class II or Class III disposal <br />site. <br /> <br />Floodplain/Floodway Encroachment <br /> <br />Routine construction procedures will be <br />implemented to minimize impacts to the <br />floodplains. With regard to the bridge over <br />Santiago Creek, the desi__~n will consider the <br />possibili .ty of the Creek overtopping its banks <br />and will be designed to withstand such an <br />episode, <br /> <br />Streambed Mod(~ca~ion <br /> <br />Replacement of tree plantings will occur on <br />those shoulders without sur,,Sving trees. <br /> <br />Tinline of Imnlementfltion <br /> <br />During cnnstmct/on. <br /> <br />During construction. <br /> <br />During preparation of bridge widening <br />design plans. <br /> <br />Following construction of widened <br />Santiago Creek Bridge. <br /> <br />Resoonsible Entities <br /> <br />City Public Works Agency <br />Construction Contractor <br /> <br />City Public Works Agency <br />Construction Contractor <br /> <br />City Public Works Agency <br />Consulting Engineer <br /> <br />City Public Works Agency <br />Landscape Contractor <br /> <br /> <br />