Cost Estimation Strategies for Keeping Track of the Vastness Presented by: David Lake, P.E. Roadway Designer Nevada Department of Transportation

Introduction 1. How many bid items do you think were used on US95 2A? 2. How many sources/divisions contribute to the estimate? 3. What are some good strategies to keep track of bid items?

Agenda 1. Quantities 2. Estimate 3. Contract Awarding 4. Conclusion

Roadway Quantity Breakout & Calculations Master Quantities Roadway Breakout Structure List Barrier RailLength of Need ADA (driveways)Areas/ Cross Sec ADA (Sidewalk)Areas/ Cross Sec 3 sheets EarthworkCross Sections Structure Sections Station/ Offset GeotextileLocations/ Areas Traffic Control Sign MatrixTC phasing Device MatrixTC phasing DetourCross Sections StripingExcel CalcsAreas Compiled Estimate BreakoutsSub-Breakouts Excel Calculators CADD Calculations

Other Division’s Breakouts and Calculations Master Quantities Hydraulics Ditch & ChannelsExcel CalcsDGN CulvertsPipe matrixCS/ Lengths ITSCMSCMS matrixConduit SignsCantileverSign MatrixCS LightingHigh MastLighting MatrixArea L&ADecorative RockArea DesignationsAreas Structures MSE walls Wall MatrixProfiles/ Volumes ExcavationCS Bridge Resurfacing Deck InventoryAreas Sound WallsSW ListProfiles CCRFC Compiled Estimate BreakoutsSub-Breakouts Excel CalculatorsCADD Calculations

CADD file Removal of Composite surface Excel Calculators Driveway Calculator Sub Breakout Structure List Roadway Breakout Master Quantities

State’s Estimate Program Integrated Project Development (iPD) Estimator Specialist Ensure Correct Coding Handles Permit funding Oversees Estimate Status Roadway Designer Creates Estimate Inputs Quantities Creates Breakouts Obligates Funding Manager Unit Price Checker Special Provisions Writer Approve Bid items Finical Management Oversees preliminary costs Reserves money sources

Analyzing Different Types of Estimate  Engineers Final Estimate  Estimate Breakout Items  Has bid item descriptors  Contract Work Item Price Report  Shows compiled Breakouts  List all bid items and prices

Contract Awarding Low bidder gets the job Various Types of Submittals: change order? What is a supplemental? What is a revision?

Conclusion Tips to keep track of quantities Structure that builds in expectancy Ability to update a quantity conveniently Linked quantities Estimates have transparency to all divisions, common language Contract Awarding Low Bidder gets the job Contractor’s are looking to make the must money, it’s a business.

Questions ?