<strong>Powerline</strong>, Vineyard Road <strong>and</strong> Rittenhouse <strong>Flood</strong> Retarding Structures Rehabilitation or Replacement Project Summary of Operation, Maintenance <strong>and</strong> Monitoring Quantities for Level III Alternatives Analysis Designed By: TDD Date: 01/11/<strong>2013</strong> Checked By: RAE Date: 01/11/<strong>2013</strong> Alternative 8A Rehabilitation/Replacement Alternative 8B Rehabilitation/Replacement Replace <strong>Powerline</strong> FRS, Convert Rittenhouse FRS to Levee, Replace <strong>Powerline</strong> FRS, Rehabilitate Vineyard Road <strong>and</strong> Rehabilitate Vineyard Road FRS Rittenhouse FRS Unit cost Unit Quantity Cost Quantity Cost Recurring Cost of <strong>Powerline</strong>, Vineyard Road <strong>and</strong> Rittenhouse Elements Recurring O&M <strong>and</strong> Monitoring for Engineering Elements Estimated Annual Operation <strong>and</strong> Maintenance <strong>Powerline</strong> FRS Channel $ 1,000 AC 222 $ 222,000 222 $ 222,000 SubTotal $ 222,000 $ 222,000 Estimated Annual Monitoring <strong>Powerline</strong> FRS Channel in MFRZ $ 5 LF 3,350 $ 16,750 3,350 $ 16,750 SubTotal $ 16,750 $ 16,750 Subtotal <strong>Powerline</strong> O&M <strong>and</strong> Monitoring for Engineering Elements $ 238,800 $ 238,800 Total Project Cost $ 238,800 $ 238,800 100-year Project O&M Cost (I = 3.75%, n=100 years) $ 6,207,604 $ 6,207,604 KHA Project No. 091131019 _Level_III_Alternatives_OPC_Summary_updated spillway costs_R-CLSM_<strong>Powerline</strong>.xls 1 of 1 Date Printed: 2/6/<strong>2013</strong>
<strong>Powerline</strong>, Vineyard Road <strong>and</strong> Rittenhouse <strong>Flood</strong> Retarding Structures Rehabilitation or Replacement Project Designed By: TDD Date: 01/11/<strong>2013</strong> Checked By: RAE Date: 01/11/<strong>2013</strong> Opinion of Probable Cost for Level III Alternatives Analysis Alternative 8A Rehabilitation/Replacement Alternative 8A Rehabilitation/Replacement Alternative 8B Rehabilitation/Replacement Replace <strong>Powerline</strong> FRS, Rehabilitate Vineyard Road (Upstream Sloping Filter) <strong>and</strong> Rittenhouse FRS (Upstream Alternative 8B Rehabilitation/Replacement Alternative 8B Rehabilitation/Replacement Replace <strong>Powerline</strong> FRS, Convert Replace <strong>Powerline</strong> FRS, Convert Replace <strong>Powerline</strong> FRS, Replace <strong>Powerline</strong> FRS, Rittenhouse FRS to Levee, Rittenhouse FRS to Levee, Rehabilitate Vineyard Road Rehabilitate Vineyard Road Rehabilitate Vineyard Road FRS Rehabilitate Vineyard Road FRS (Hybrid Filter) <strong>and</strong> Rittenhouse (Hybrid Filter) <strong>and</strong> Rittenhouse Line Item Item Description (Reference the Unit Price Descriptions for additional detail) (Upstream Sloping Filter) (Hybrid Filter) Sloping Filter) FRS (Hybrid Filter) FRS (Central Filter) Unit cost Unit Quantity Cost Quantity Cost Quantity Cost Quantity Cost Quantity Cost Remove Existing FRS Remove Existing FRS <strong>and</strong> stockpile A1 Remove <strong>Powerline</strong> FRS (full length) $ 3.00 CY 586,580 $ 1,759,740 586,580 $ 1,759,740 586,580 $ 1,759,740 586,580 $ 1,759,740 586,580 $ 1,759,740 A2 Remove <strong>Powerline</strong> FRS IDSM (full length) $ 3.00 CY 117,370 $ 352,110 117,370 $ 352,110 117,370 $ 352,110 117,370 $ 352,110 117,370 $ 352,110 SubTotal $ 2,111,850 $ 2,111,850 $ 2,111,850 $ 2,111,850 $ 2,111,850 Total Remove Existing FRS $ 2,111,850 $ 2,111,850 $ 2,111,850 $ 2,111,850 $ 2,111,850 Principal Spillway Modifications Remove Existing Principal Spillway B1 Remove Existing Conduit, Cradle, Seepage Collars - <strong>Powerline</strong> (36-in) $ 150.00 LF 164 $ 24,600 164 $ 24,600 164 $ 24,600 164 $ 24,600 164 $ 24,600 B2 Remove inlet riser/outlet structure - <strong>Powerline</strong> $ 2,000.00 EA 2 $ 4,000 2 $ 4,000 2 $ 4,000 2 $ 4,000 2 $ 4,000 SubTotal $ 28,600 $ 28,600 $ 28,600 $ 28,600 $ 28,600 Total Principal Spillway Modifications $ 28,600 $ 28,600 $ 28,600 $ 28,600 $ 28,600 Existing Irrigation Outlet Removals Remove Existing Irrigation Outlets C1 Remove Existing 12-in CMP <strong>and</strong> headwalls - <strong>Powerline</strong> (Sta 141+50) $ 200.00 LF 77 $ 15,400 77 $ 15,400 77 $ 15,400 77 $ 15,400 77 $ 15,400 SubTotal $ 15,400 $ 15,400 $ 15,400 $ 15,400 $ 15,400 Total Existing Irrigation Outlet Removals $ 15,400 $ 15,400 $ 15,400 $ 15,400 $ 15,400 New Channels (Earthwork) New Non-Fissure Channels <strong>Powerline</strong> FRS D1 Channel Earthwork $ 3.00 CY 1,587,300 $ 4,761,900 1,587,300 $ 4,761,900 1,587,300 $ 4,761,900 1,587,300 $ 4,761,900 1,587,300 $ 4,761,900 D2 Stockpiling <strong>and</strong> blending of spoil excavation $ 1.50 CY 1,587,300 $ 2,380,950 1,587,300 $ 2,380,950 1,587,300 $ 2,380,950 1,587,300 $ 2,380,950 1,587,300 $ 2,380,950 SubTotal $ 7,142,850 $ 7,142,850 $ 7,142,850 $ 7,142,850 $ 7,142,850 Total New Channels (Earthwork) $ 7,142,850 $ 7,142,850 $ 7,142,850 $ 7,142,850 $ 7,142,850 New Channels (Hardened Segments) New Fissure-Resistant Channels <strong>Powerline</strong> FRS Excavated Trench $ - $ - $ - $ - $ - E1 Trench Excavation <strong>and</strong> Backfill $ 3.00 CY 18,000 $ 54,000 18,000 $ 54,000 18,000 $ 54,000 18,000 $ 54,000 18,000 $ 54,000 E2 Geotextile $ 2.50 SY 35,800 $ 89,500 35,800 $ 89,500 35,800 $ 89,500 35,800 $ 89,500 35,800 $ 89,500 E3 Permeable Backfill $ 26.00 CY 15,900 $ 413,400 15,900 $ 413,400 15,900 $ 413,400 15,900 $ 413,400 15,900 $ 413,400 Channel Section $ - $ - $ - $ - $ - E4 Channel Over Excavation <strong>and</strong> Backfill $ 5.00 CY 15,300 $ 76,500 15,300 $ 76,500 15,300 $ 76,500 15,300 $ 76,500 15,300 $ 76,500 E5 12" Prepared Subgrade $ 5.00 CY 15,300 $ 76,500 15,300 $ 76,500 15,300 $ 76,500 15,300 $ 76,500 15,300 $ 76,500 E6 Geotextile $ 2.50 SY 94,200 $ 235,500 94,200 $ 235,500 94,200 $ 235,500 94,200 $ 235,500 94,200 $ 235,500 E7 Concrete $ 300.00 CY 7,700 $ 2,310,000 7,700 $ 2,310,000 7,700 $ 2,310,000 7,700 $ 2,310,000 7,700 $ 2,310,000 E8 6x6 W 2.9x2.9 Welded Wire mesh $ 0.75 LB 178,000 $ 133,500 178,000 $ 133,500 178,000 $ 133,500 178,000 $ 133,500 178,000 $ 133,500 SubTotal $ 3,388,900 $ 3,388,900 $ 3,388,900 $ 3,388,900 $ 3,388,900 Total New Channels (Hardened Segments) $ 3,388,900 $ 3,388,900 $ 3,388,900 $ 3,388,900 $ 3,388,900 KHA Project No. 091131019 _Level_III_Alternatives_OPC_Summary_updated spillway costs_R-CLSM_<strong>Powerline</strong>.xls 1 of 2 <strong>Jan</strong>uary <strong>2013</strong>
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