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<br />Shenandoah Improvements Feasibility Report <br />City of Lino Lakes, MN <br />WSB Project No. 018901-000 Page 19 <br /> <br />9.3 Permit Table <br />Permit Agency Timeline to Approval <br />Federal <br />Section 404 NWP 27 US Army Corps 60-90 days <br />Local <br />Rice Creek Watershed <br />District Permit <br />Rice Creek Watershed <br />District <br />40 days <br />Wetland Conservation <br />Act De Minimis <br />Exemption and No <br />Loss <br />Rice Creek Watershed <br />District <br />60 days <br /> <br />10.0 Summary/Recommendation <br />All concepts described in this report provide improvements to the existing site <br />vegetation, water quality, and floodplain levels. However, each concept strikes a <br />difference balance of the above in addition to providing potential consideration to <br />recreational benefits for residents on Lino Lakes. The site stormwater benefits are <br />summarized for consideration in the table below. <br /> <br />Construction Cost - Option 4 <br />Description Units Contract Quantity Unit Price Total Price Comments <br />MOBILIZATION LS 1 $50,000 $50,000 ~10% of total budget <br />COMMON EXCAVATION C Y 13000 $17.50 $227,500 Essentially all cut and removal from site <br />COMMON EMBANKMENT C Y 850 $17.50 $14,875 Berm and old channel fill <br />SELECT GRANULAR BORROW C Y 100 $30.00 $3,000 Filter sand <br />FILTER MEDIA SPECIAL C Y 170 $175.00 $29,750 5% by weight iron enhanced sand <br />RANDOM RIPRAP CL III C Y 30 $120.00 $3,600 For inlets/outlets <br />6" PERF HDPE PIPE LF 250 $24.00 $6,000 BMP underdrain <br />6" PERF HDPE PIPE CLEANOUT EACH 2 $500.00 $1,000 Underdrain cleanout <br />12" RCP L F 250 $90 $22,500 Based on OneOffice <br />12" RCP APRON EACH 6 $1,500 $9,000 Based on OneOffice <br />30" RCP L F 148 $150.00 $22,200 Based on OneOffice, replace pipe from Totem <br />30" RCP APRON EACH 1 $2,500 $2,500 Based on OneOffice <br />FLAP GATE/DUCKBILL VALVE EACH 4 $3,000 $12,000 Based on OneOffice, no duckbill estimate <br />48" OCS EACH 1 $7,500 $7,500 Based on OneOffice, IESF outlet <br />60" MH L F 7 $1,000 $7,000 Based on OneOffice, replace in Totem <br />GEOTEXTILE FABRIC S Y 800.00 $3 $2,400 Between IE sand and regular sand <br />STABILIZED CONSTRUCTION ENTRANCE EACH 1 $1,500 $1,500 Likely off Arrowhead Dr <br />SILT FENCE L F 900 $3.50 $3,150 Around filter and downstream of grading <br />EROSION CONTROL BLANKET S Y 10000 $3 $30,000 Placed on graded slopes <br />SEEDING ACRE 3.6 $2,000 $7,200 <br />Assume seeding occurs within full limits of <br />disturbance plus over access route <br />SEED MIX 25-151 LB 55 $10 $550 Seeding over access road and old channel, 120 <br />SEED MIX 34-261 LB 100 $75 $7,500 Seeding wetland/pond/channel areas, 31.5 lb/ac <br />LIVE STAKES EACH 210 $3 $544 Stabilization along erosive edge of realigned ditch <br />1.5" CAL TREE - BALLED AND BURLAPPED TREE 55 $400 $22,000 Based on OneOffice <br />SHRUB - 5 GAL POT SHRB 100 $75 $7,500 Based on OneOffice <br />5 YEAR MONITORING/MAINTENANCE LS 1 $42,880 $42,880 <br />20% Contingency $100,154 <br />Total:$600,923