HomeMy WebLinkAboutAppendix E - MAPTPRELIMINARY DRAFT FOR MULTI-AGENCY PERMITTING TEAM (MAPT) REVIEW
APPENDICES
I-405 Water Resource Initiative at Panther Creek Wetlands
Panther Creek Watershed Rehabilitation Conceptual Plan
A PPENDIX E
Planning-Level Cost Estimate
PRELIMINARY DRAFT FOR MULTI-AGENCY PERMITTING TEAM (MAPT) REVIEW
APPENDICES
I-405 Water Resource Initiative at Panther Creek Wetlands
Panther Creek Watershed Rehabilitation Conceptual Plan
Panther Creek Watershed Rehabilitation Plan - Planning Level CostJ Gage/ Revised 5/31/07Planning-Level Cost Estimate for Panther Creek Watershed Rehabilitation PlanUnit Qty. Unit Cost line cost TotalsLower Springbrook Creek Rehabilitation (SR1)Re-grade sideslopes, create dendrites, enhance buffer and erosion control/dewateringLF 2,400.0 $1,000 2,400,000$2,400,000Lower Springbrook Creek Trail (T)Asphalt concrete trail SY 2,667.0 $25 66,675Trail ROW Acquisition LS $839,500 $839,500$906,175Panther Creek East Fork Stream Rehabilitation (SR3)Relocate channel into wetland, install LWD and erosion control/dewatering LF 5,350.0 $500 2,675,000$2,675,000Associated Panther Creek Floodplain Improvements (FI1, FI2)Enhance stream buffer/wetland including microtopography and revegetation AC 25.0 $86,000 2,150,000Enhance native scrub shrub and forested wetland vegetation AC 7.5 $35,000 262,500$2,412,50023rd St. Fish Ladder Improvements (SR2)Replace fish ladder LS $115,000 115,000 $115,000Talbot Road Culvert Fish Passage Improvement (SR4)Replace culvert w/ passable culvert & install weirs LS $1,000,000$1,000,000Carr Road Fish Passage Improvement (SR5)Replace culvert w/ passable culvert LS $450,000Remove earthen/concrete dam and spillway, install step-pools LS $550,000$1,000,000Subtotal$10,508,675Sales Tax @ 8.80%$924,763Subtotal$11,433,438Construction Contingency (10%) $1,050,868PSE (Design) & Permitting (11%) $1,373,274Grand Total $13,857,580Notes:1.) Stream and wetland construction costs are variable and will fluctuate with final design.2.) Costs for Lower Springbrook Creek (SR1) are derived from the WRIA 9 Habitat Plan Project Estimate.3.) Does not include ROW/environmental easements costs.