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EXHIBIT B <br />Improvement Project <br />Updated March of 2017. Concept level costs displayed. Information contained in Exhibit B, including <br />estimated project costs, will be updated upon receiving bids for the Improvement Project. <br />Improvement Type Phase lA Phase 18 <br />Roadway $ 795,000 $ 940,000 <br />Roadway Transitions $ 66,000 $ 78,000 <br />Right Turn Lanes $ 132,000 $ 156,000 <br />Trails/Sidewalks $ 106,000 $ 125,000 <br />Storm Water Management $ 0 $ 48,000 <br />Street Lighting $ 76,000 $ 90,000 <br />Trunk Water $ 154,000 $ 182,000 <br />Trunk Sanitary Sewer $ 179,000 $ 545.000 <br />Total Costs/Phase $ 1,508,000 $ 2,164,000 <br />Total Costs Tess Public Utilities $ 1,175,000 $ 1,437,000 <br />The above costs include 30% contingencies and project development costs. Project development costs include <br />administrative, engineering, legal, and financing related costs. <br />NOTES: <br />1. The scope of the above Phase 1B will be expanded to include a pedestrian crossing at the intersection of <br />Puma Street/ Alpine DriveL$5,000 estimated cost). This is not reflected m Exhibit B; this is reflected m <br />Exhibit C. <br />2. Riverstone has requested certain Phase 1B infrastructure improvements be constructed early. As a result, <br />Phase 1B costs will increase by an estimated $50,000, to account for a temporary gravel road. Riverstone <br />will be assessed 100% of this additional cost. This is not reflected in Exhibit B; this is reflected in <br />Exhibit C <br />3. Riverstone has requested certain Phase 1B infrastructure improvements be constructed early. As a result, <br />certain engineers s -w ,r1: ha.; Agreement was auth rized and <br />executed (Bolton & Menk Professonal Service Agreement dated June 28, 2017, $16,680, Surveying <br />Servic s) This w rk is a parto€ a 's' alp ja „c pe. Riverst ne has paid f r 100% f this w rk <br />upfront. A 6J° `c== _` '_ :r ='_ ($10,0 °) through the future <br />asse:rm nt rz'_'_. T__.. _.. __- _---==:,din 1 ; "--- --- --------- --- ---------- <br />Page 9 of 44-13 <br />3739168v4 <br />I Formatted: Not Highlight <br />