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Programming/BudgetEngineering.
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Current WisDOT Policy and Guidelines : http://roadwaystandards.dot.wi.gov/standards/ mega/mg-budget-est-mgmt.pdf http://roadwaystandards.dot.wi.gov/standards/ mega/mg-budget-est-mgmt.pdf Major Cost Estimating Tool: http://dotnet/consultants/estimates/estimates- major.shtm
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COST ESTIMATING TYPES WisDOT Base Estimate (Current Year Dollars) FHWA Year of Expenditure (YOE) Estimate
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4 Major Roadway Items Costs Item Quantity x Est. Unit Cost Allowable/Allowance Factors Major Item Cost subtotal x predetermined percentages for items to the left Risk Factor Pavement, Base & Subbase Mainline & System Ramps Service Ramps Cross Road Frontage Roads Local Roads Removing Pavement Barrier Wall Curb & Gutter Earthwork Structures Bridge Removal New Bridge Retaining Wall Removal New Retaining Wall New Noise Walls New Box Culvert/Extension Drainage Erosion Control & Restoration Traffic Control & Staging Lighting Signing/Marking ITS/FTMS Roadway Incidentals Engineering Independent assessment of the project and potential for risks that could drive up project costs. 320.XXXX Concrete Pavement 460.XXXX Asphaltic Pavement 204.XXXX Removing Pavement 603.XXXX Barrier Wall 601.XXXX Curb and Gutter 205.XXXX Excavation 502.XXXX Structures SPV.XXXX Special Provision 608.XXXX Drainage 625.XXXX Erosion Control 643.XXXX Traffic Control 659.XXXX Lighting 637.XXXX Signs 647.XXXX Marking 677.XXXX ITS/FTMS 690.XXXX Roadway Incidentals Engineering Contract Uncertainty Don’t know what you don’t know
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LIFE CYCLE COST ESTIMATE Major Roadway Item Costs Preliminary Estimate LC 11 LC 15 LC 20 Allowance Factors Risk Factor DSR Estimate PSE Estimate As project development progresses, risk and allowance factors are incorporated into refined estimate and quantities. LC 40 Award Estimate LC 50 Final Cost ESTIMATION PRE- CONSTRUCTION $100$300$500$505$636 CCO UNCERTAINTY CCO
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KNOWN - UNKNOWN MAJOR RDWY ITEMS STUCTURES SPECIAL CONST. ELEMENTS ALLOWNACE ITEMS PROJECT DELIVERY CSS EXTERNAL COSTS SCOPE CCO/Claims RISK ADJUSTMENTSUNCERTAINTY KNOWNUNKNOWN QUANTIFY % FACTOR = Project Contingency
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KNOWN - UNKNOWN MAJOR RDWY ITEMS STUCTURES SPECIAL CONST. ELEMENTS DELIVERY CSS EXTERNAL COSTS ALLOWANCE SCOPE CCO/ CLAIMS RISK ADJUSTMENTSUNCERTAINTY KNOWNUNKNOWN QUANTIFY % FACTOR http://www.dot.wisconsin.gov/projects/state/sixyear/major.htm = Project Contingency
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SIDE BENEFITS: 8 LC 20 LC 50 $100 Preliminary LC 15 LC 11 LC 40 $300 DSR $500 PSE $505 Award $636 Final Improve data integrity Improve performance measurement of “in-budget” Improve reporting to legislature/industry Improve allowable factor percentages Improve risk factor percentages Improve program stability Improve investment strategies
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YEAR OF EXPENDITURE COST ESTIMATE DESIGN CONSTRUCTION REAL ESTATE UTILITIES CCO/ CLAIMS RISK ADJUSTMENTSUNCERTAINTY KNOWNUNKNOWN QUANTIFY % FACTOR TIME = Project Contingency
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Sharon Bremser, P.E. Major Projects Program Manager 608-266-3341 Sharon.bremser@dot.wi.gov
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