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I RFP No. 20-154 <br />k Santiago Park Main Street Entrance Design <br />SCOPE OF SERVICES — ADDITIONS AND REDUCTIONS RELATED TO CHANGE ORDER #1 ONLY <br />The tasks described below are only the ADDITIONAL SCOPE related to change order #1. <br />There has been no reduction to any portion of the original project scope. <br />TASK 0 - PROJECT ADMINISTRATION <br />Due to the lengthy reviews done to date and th <br />anticipated permitting efforts, H&A has added 6 progress <br />reports since the completion date has been extended 6 <br />months from the schedule established at the June 2021 <br />TASK 1 - PRE -DESIGN <br />FID Surveying <br />11. Establish property line within the creek <br />based on documentation provided by City <br />(no additional research and no field survey) <br />2. Cross sections every 100 feet starting from <br />100 feet downstream of Main Street bridge, <br />to 100 feet upstream of park pedestrian <br />bridge <br />3. Cross sections every 25 feet for 100 feet <br />downstream and upstream of each bridge <br />4. One cross section under each bridge <br />5. Cross sections to extend from hedge at <br />parking lot/garage on side opposite park <br />1.E Floodplain Modeling <br />1. FEMA research, obtain latest effective <br />model, hydrology information, storm drain <br />plans, off -site topo, etc. <br />2. Develop existing condition floodplain <br />models, develop the proposed condition <br />and floodway models <br />3. Prepare application package for CLOMR <br />4. Address the CLOMR comments from <br />responsible agency to obtain the community <br />acknowledgement and impacted adjacent <br />neighbors signatures <br />5. Respond to comments from FEMA and final <br />approval of CLOMR <br />City Council 17 - 11 3/15/2022 <br />HUNSAKER& SSOCIATES IRVINE, INC. <br />WORK BREAKDOWNSTRUCTURE <br />Task i — Project A.ministration <br />A� Aln+ine +n Drnne M <br />S Budgeting <br />H & ,T�',m <br />0 S Cost AGGoynti=ng <br />H&A Tzam <br />-D SEhedul+ng <br />H & ,T�',m <br />E Progress Reporting <br />H&A Team <br />KGL�meeting _ prepare <br />A agenda, hold meeting, <br />n rnn�rn mini i4nc <br />H&A <br />Data nnllnn+inn of available <br />S <br />Santa Ana doGuments <br />ld&A <br />Data nollontinn of <br />anonnioc (GEnnOra <br />nge ronno <br />('niinf <br />H&A <br />D Perform field survey of <br />H&A <br />1 creek cross sections <br />Perform hydraulic modeling <br />E <br />H&A <br />and CLOMR document <br />Perform geotechnical <br />IFinvestigation and prepare <br />H&A <br />report <br />Aorfnrm ovoL io inn ofi i ovicfinn nlnn4rinol nnimmenf <br />H Evaluate existing plantings <br />H&A Team <br />and irrigation system <br />