<strong>Powerline</strong>, Vineyard Road <strong>and</strong> Rittenhouse <strong>Flood</strong> Retarding Structures Rehabilitation or Replacement Project Line Item Designed By: TDD Date: 01/11/<strong>2013</strong> Checked By: RAE Date: 01/11/<strong>2013</strong> Item Description (Reference the Unit Price Descriptions for additional detail) Basin/Channel Side inlets Tributary Confluence Erosion <strong>Control</strong> <strong>Powerline</strong> FRS F1 Small basin/channel side inlet 17,300.00 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 (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 $ EA 1 $ 17,300 1 $ 17,300 1 $ 17,300 1 $ 17,300 1 $ 17,300 F2 Medium basin/channel side inlet $ 52,100.00 EA 1 $ 52,100 1 $ 52,100 1 $ 52,100 1 $ 52,100 1 $ 52,100 F3 Large basin/channel side inlet $ 125,500.00 EA 1 $ 125,500 1 $ 125,500 1 $ 125,500 1 $ 125,500 1 $ 125,500 SubTotal $ 194,900 $ 194,900 $ 194,900 $ 194,900 $ 194,900 Total Basin/Channel Side inlets $ 194,900 $ 194,900 $ 194,900 $ 194,900 $ 194,900 Improvements to <strong>Powerline</strong> North Diversion Channel New Channel G1 Channel excavation $ 3.00 CY 11,800 $ 35,400 11,800 $ 35,400 11,800 $ 35,400 11,800 $ 35,400 11,800 $ 35,400 G2 Gabion Basket outlet protection at Baseline Road $ 200.00 SY 218 $ 43,600 218 $ 43,600 218 $ 43,600 218 $ 43,600 218 $ 43,600 G3 Pavement removal/replacement $ 100.00 CY 178 $ 17,800 178 $ 17,800 178 $ 17,800 178 $ 17,800 178 $ 17,800 G4 Culvert removal $ 300.00 LF 150 $ 45,000 150 $ 45,000 150 $ 45,000 150 $ 45,000 150 $ 45,000 G5 Earthwork $ 3.00 CY 355 $ 1,065 355 $ 1,065 355 $ 1,065 355 $ 1,065 355 $ 1,065 G6 Reinforcing steel $ 0.75 LBS 35,018 $ 26,264 35,018 $ 26,264 35,018 $ 26,264 35,018 $ 26,264 35,018 $ 26,264 G7 Concrete $ 300.00 CY 253 $ 75,900 253 $ 75,900 253 $ 75,900 253 $ 75,900 253 $ 75,900 G8 Riprap $ 65.00 CY 396 $ 25,740 396 $ 25,740 396 $ 25,740 396 $ 25,740 396 $ 25,740 SubTotal $ 270,769 $ 270,769 $ 270,769 $ 270,769 $ 270,769 Total Improvements to <strong>Powerline</strong> North Diversion Channel $ 270,769 $ 270,769 $ 270,769 $ 270,769 $ 270,769 Site Preparation Clearing <strong>and</strong> Grubbing H1 Clearing <strong>and</strong> Grubbing $ 12,000.00 AC 266 $ 3,192,000 266 $ 3,192,000 266 $ 3,192,000 266 $ 3,192,000 266 $ 3,192,000 SubTotal $ 3,192,000 $ 3,192,000 $ 3,192,000 $ 3,192,000 $ 3,192,000 Total Site Preparation $ 3,192,000 $ 3,192,000 $ 3,192,000 $ 3,192,000 $ 3,192,000 Subtotal <strong>Powerline</strong> Structures $ 12,882,500 $ 12,882,500 $ 12,882,500 $ 12,882,500 $ 12,882,500 Subtotal Additional Elements $ 3,462,800 $ 3,462,800 $ 3,462,800 $ 3,462,800 $ 3,462,800 Subtotal Structure Cost $ 16,345,300 $ 16,345,300 $ 16,345,300 $ 16,345,300 $ 16,345,300 L<strong>and</strong>scaping <strong>and</strong> Aesthetics "Lite" Approach (5%) $ 817,300 $ 817,300 $ 817,300 $ 817,300 $ 817,300 <strong>Environ</strong>mental Mitigation $ 720,000 $ 720,000 $ 720,000 $ 720,000 $ 720,000 Cultural Resources Mitigation $ 602,000 $ 602,000 $ 602,000 $ 602,000 $ 602,000 Contingency (25%) $ 4,086,400 $ 4,086,400 $ 4,086,400 $ 4,086,400 $ 4,086,400 Subtotal Structure, <strong>Environ</strong>mental <strong>and</strong> L<strong>and</strong>scape Cost $ 22,571,000 $ 22,571,000 $ 22,571,000 $ 22,571,000 $ 22,571,000 ADWR Permit (2% dams) $ 452,000 $ 452,000 $ 452,000 $ 452,000 $ 452,000 Mobilization (3%) $ 678,000 $ 678,000 $ 678,000 $ 678,000 $ 678,000 Engineering (3%) $ 678,000 $ 678,000 $ 678,000 $ 678,000 $ 678,000 Supplemental General Conditions (1%) $ 226,000 $ 226,000 $ 226,000 $ 226,000 $ 226,000 CQC <strong>Plan</strong> <strong>and</strong> Testing (1%) $ 226,000 $ 226,000 $ 226,000 $ 226,000 $ 226,000 Construction Management (3%) $ 678,000 $ 678,000 $ 678,000 $ 678,000 $ 678,000 Total Project Cost $ 25,509,000 $ 25,509,000 $ 25,509,000 $ 25,509,000 $ 25,509,000 KHA Project No. 091131019 _Level_III_Alternatives_OPC_Summary_updated spillway costs_R-CLSM_<strong>Powerline</strong>.xls 2 of 2 <strong>Jan</strong>uary <strong>2013</strong>
<strong>Powerline</strong> <strong>Flood</strong> Retarding Structure Pinal County, AZ Draft Supplemental Watershed <strong>Plan</strong> <strong>and</strong> <strong>Environ</strong>mental <strong>Assessment</strong> Appendix F Compact Disk (CD) USDA- NRCS <strong>Jan</strong>uary <strong>2013</strong> Kimley-Horn <strong>and</strong> Associates, Inc.
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