HomeMy WebLinkAbout6.00 Cost Opinion for WorkPROJECT: Elk Creek Fish Bypass Channel - New Castle, CO Ver 1 -Date:November 10, 2017
Final Design - Cost Opinion
Description Quantity Unit Unit Cost Total Cost Totals Notes / Assumptions
Site Preparation
Staging Area 1 LS $1,000 $1,000
Erosion and Sediment Control Management 1 LS $1,750 $1,750
Silt fence 160 LF $5 $800
Access Road Reinforcement 131 CY $20 $2,620
Temporary Construction Fencing 500 LF $5 $2,500 New bid item added after 50%
Construction Access Ramp 2 EA $750 $1,500
Care of Water Implementation and Management 1 LS $3,500 $3,500
Turbidity Curtain 145 LF $15 $2,175
Oil Boom 145 LF $20 $2,900
Concrete Materials and Rubble Haul-Off and Disposal 80 CY $20 $1,600
Large Woody Debris Removal 5 EA $100 $500
Clearing of Riparian Vegetation 400 SY $5 $2,000
PIP Mature Trees 1 EA $500 $500
Tree Removal 3 EA $400 $1,200
Sub Total:$24,545
Fish Passage Channel
Excavation 430 CY $10 $4,304
Material Haul-off and Disposal 381 CY $25 $9,528
Furnish and Install Fish Boulders (3' - 4' Dia)60 TON $120 $7,200
Furnish and Install Channel Side Boulders (1.5' - 2' Dia)187 TON $75 $14,013 Increased based on 50% design comments
Furnish and Install Inlet Protection Boulders (4' -Dia)61 TON $120 $7,275 Increased based on annual cleaning concerns.
Furnish and Install Vane Boulders (5' - 6' Dia)74 TON $120 $8,917 Increased based on gravel sedimentation concerns.
Alluvial Backfill 126 CY $10 $1,255
Harvest and Install Cobble Bed 50 CY $25 $1,250
Concrete Wall Pass Through with Stop Logs 1 LS $4,000 $4,000
Performance Adjustments 16 HR $150 $2,400
Sub Total:$60,143
Stabilization, Planting, and Maintenance
Erosion Control Blanket 190 SY $25 $4,750
Seeding 230 SY $5 $1,150
Harvest and Replant Willows 25 EA $50 $1,250
2 Year Vegetation Warranty 1 LS $1,500 $1,500
Sub Total:$8,650
ITEMIZED CONSTRUCTION SUBTOTAL $93,338
Contingency (3%)$2,800
CONSTRUCTION WITH CONTIGENCY $96,138
Land Survey (LS)$0
Geotechnical Engineering $0
Structural Engineering $0
Utility Relocations $0
Traffic Control LS $500
Hydrographic Survey $0 Included in Current Contract
Cultural Resource Survey and Report $0
Full Wetland Delineation $0
Lands and Easements (Permanent)$0
Lands and Easements (Construction)$0
Lands and Easements Processing $0
Construction Bonding/Ins (5%)$4,667 5% construction after design
Mob and Demob (5%)$4,667 5% construction
Environmental Assessment Recovery Prgm $0
Engineering Design $0 Included in Current Contract
Hydraulic Modeling $0 Included in Current Contract
Permitting 404, 401 $0 Included in Current Contract
CDOT ROW License $0 Not required for this project.
Permitting Floodplain $0 Included in Current Contract
Plans and Specifications for bid $0 Included in Current Contract
Construction Stakeout $2,000
Construction Review Observations $0 Included in Current Contract
Vegetation Replacement YR 2 $2,000
TOTAL PROJECT COST OPINION $109,972
Elk Creek Fish Bypass Channel
Final Design - Engineers Opinion of Cost Page 1