Defined terms

561terms defined in state DOT standard specification books, each shown in the agency’s own words with the section it comes from. States do not define these identically — that is what makes the comparison worth having.

Extracted from state-authored public specification books. No I-Code-derived terms.

Defined by three or more states

Where the definitions differ, the difference is contractual.

Work14 states Contract13 states Engineer12 states Roadway12 states Substructure12 states SUPERINTENDENT12 states ADVERTISEMENT11 states SPECIFICATIONS11 states SUBCONTRACTOR11 states SUPERSTRUCTURE11 states DEPARTMENT10 states INSPECTOR10 states Roadbed10 states Surety10 states Bidder9 states Bridge9 states Extra Work9 states Laboratory9 states Roadside9 states Contract Time8 states Force Account8 states Pavement Structure8 states Plans8 states Project8 states Special Provisions8 states State8 states Subgrade8 states Traveled Way8 states Award7 states Culvert7 states Holidays7 states Materials7 states Median7 states Right of Way7 states Calendar Day6 states Contractor6 states Equipment6 states HIGHWAY, STREET, OR ROAD6 states Proposal6 states Proposal Form6 states Shoulder6 states Structures6 states Working Day6 states Working Drawings6 states Base Course5 states Falsework5 states Notice to Proceed5 states Standard Specifications5 states Supplemental Agreement5 states Addendum4 states Commissioner4 states Highway4 states Profile Grade4 states Project Limits4 states Proposal Guaranty4 states RESPONSIVE BID4 states Roadside Development4 states Subbase4 states Work Order4 states Adjustment3 states Bid3 states Certificate of Compliance3 states COMPLETION DATE3 states Critical Path3 states Materially Unbalanced Bid3 states Mathematically Unbalanced Bid3 states Plan Quantity3 states RESPONSIBLE BIDDER3 states Roadway Prism3 states Sidewalk3 states Standard Drawings3 states Station3 states Street3 states Substantial Completion3 states Topsoil3 states Traffic Lane3 states

Defined by one or two states

Basis of Payment2 Bid Guaranty2 Bid Schedule2 Change Order2 Claim2 Commission2 Construction Zone2 Contract Amount2 Contract Bond2 County2 Culverts2 Day2 Delay2 Detour2 Director2 Final Acceptance2 Formwork2 Grade Separation2 Haul Road2 Invitation for Bids2 INVITATION TO BID2 Length2 Liquidated Damages2 Major Contract Item2 Method of Measurement2 Notice to Contractors2 Overburden2 Pay Item2 PERFORMANCE BOND2 RETAINAGE2 Road2 Secretary2 Shop Drawings2 Sieve2 Specialty Item2 Specified Completion Date2 Stabilization2 Standard Plans2 STRUCTURE2 Supplemental Specifications2 Surface Course2 Traffic Control Device2 Unbalanced Bid, Mathematically2 A. Acceptance Date1 A. Final Estimate1 Absolute Refusal1 Accept or Acceptance1 Acceptance1 Acceptance Plan1 Acceptance Testing1 Act of God1 Acts of God1 Actual Quantity1 Addenda1 Additive1 Affected Area1 Agreement. See Contract1 Agriculture, Food, and Markets1 Amendment1 Angle of Crossing1 AO. FAST Guide1 Apparent Low Bidder1 Approve, Approved, Approval1 Approved Material1 Area1 Area Engineer1 Assembly Period1 Assistance Programs1 Association1 AX. Letter of Credit1 AZ. Liquidated Damages1 B. Addendum1 B. Progress Estimate1 B. Supplemental Specifications1 Back Slope1 Backfill1 Base1 Base and Surface Courses1 Base Course. See Pavement Structure1 Bid Appeal Committee1 Bid Bond1 Bid Documentation1 Bid Express1 Bid Form1 Bid Forms1 Bid Item on the Bid Schedule1 Bid Item Price1 Bid Opening1 Bid, Bid Proposal, Proposal1 Bidders1 Bidding Documents1 Bidx.com1 Binder Layer1 Biodegradable1 Bituminous Concrete1 Board1 Box Bridge1 Breakaway1 Bridge Length1 Bridge Roadway Width1 Business Day1 Business Hours1 BX. Proposal Forms1 BZ. Resident Engineer1 C. Award1 C. Special Provisions1 CA. Responsive Bid1 Cabinet Secretary1 CB. Responsible Bidder1 Certified Invoice1 Certified Test Report1 Change1 Chief Engineer1 Chill Factor1 Chip Seal Coat Warranty Guide1 Christmas1 Closed Drainage System1 CM. Subgrade Treatment1 Code1 Commercial Material Source1 Complete1 Complete in Place1 Completion Dates1 Comptroller1 Concurrent Delay1 Conduit1 Conformity1 CONSTRUCTION1 Construction Change1 Construction Drawings1 Construction Proposal1 Construction Website1 Construction Work1 Contemporaneous Period Analysis Method1 Contingency Item1 Contract Administrator1 Contract Agreement1 Contract Bonds1 Contract Change Order1 Contract Documents1 Contract Letting1 Contract Modification1 Contract Modification Order1 Contract Pay Item1 Contract Payment Bond1 Contract Payments1 Contract Performance Bond1 Contract Plans1 Contract Proposal1 Contract Total1 Contractor or Surety1 Contractor, the1 Contractors1 Control of Access1 Controlled Access Highway1 Controlling Operation1 Controlling Work Items1 Coordination Clause1 Critical Habitat1 Critical Path Method1 Critical Path Method Schedule1 Cul-De-Sac1 Cultural Resource1 Cultural Resource Professional1 Data Date1 Day. Calendar Day1 Dedicated Stockpile1 Deleterious Material1 Department The Wisconsin Department of Transportation1 Department-West Virginia Department of Transportation1 Designated Classifications1 Determined Low Bidder1 Dispute1 District Engineer1 Divided Highway1 Drive and Entrance1 Dynamic Formula1 Earth Grade1 Electronic Bid Bond1 Electronic Bidding1 Electronic Signature1 Embankment1 Employee1 Engineer of Record1 Engineer. See Department1 Engineers and Professional Land Surveyors1 Environmental Professional1 Environmental Specialist1 EQUITABLE ADJUSTMENT1 Erodible Material or Surface1 Escrow of Bid Documentation1 Estimated Pile Length1 Estimated Pile Tip Elevation1 Estimated Quantities Report1 Executive Council1 Expedite1 Expressway1 Extension of Time1 Fabricator1 Falcon1 Federal-Aid Project1 Field Sampling and Testing Manual1 Field Sheet1 Final Agreement1 Finished Grade1 Float1 Float/Total Float1 Floodplain1 Floodway1 Florida Administrative Code1 Force Account Work1 Forms1 Fractured Face1 Fresh Concrete1 Frontage Road or Frontage Street1 General Description1 General Notices1 Geology Bureau of the Department1 Governor1 Grade Verification Points1 H. Bid Item Price1 Hazardous Materials1 Highway, Road, and Street1 Holiday1 I. Bid Item Unit Price1 Incentive/Disincentive Provision1 Incidental1 Incidental Work1 Independent Assurance1 Inquiries1 Institutional Road Project1 Instructions to Bidders1 Insurance1 Intermediate Contract Period1 Interstate Project1 Invasive Species1 Items1 Joint Bid1 Joint Venture1 Jurisdiction1 L. Bid Price1 Labor Dispute1 Landscaping1 Lane1 Lane Rental1 Laying Length of Pipe1 Letter of Credit1 Letting1 Lien Bond1 Limited Access Highway1 Limited Chip Seal Coat Warranty Acceptance1 Limits of Earth Disturbance1 Local Street or Local Road1 Lost Day of Work1 Lot1 Lump Sum1 M. Bid Proposal1 Machine1 Major and Minor Contract Items1 Major and Minor Items1 Major Item1 Major Item of Work1 Management and Design Bureau1 Manufacturer1 Material1 MATERIALLY UNBALANCE D BID1 MATHEMATICALLY UNBAL ANCED BID1 Minimum Pile Length1 Minor Item1 Neat Line1 Neat Lines1 Net Prequalification1 Nominal Pile Driving Resistance1 Non-Conformance1 Non-Controlling Operation1 Non-Participating Item1 Normal Service Life1 Notice of Award1 Notice of Contract Execution1 Notice of Letting1 Notice of Preliminary Award of Contract1 Observation Angle1 Office1 Opening1 Operational Construction Signs1 Ordered Pile Length1 Ordinary High-Water Mark1 Own Organization1 Parish1 Partial Payments1 Partial Suspension1 Pavement Structures1 Pay Adjustment1 Pay Unit1 Payment Bond. See Contract Bonds1 Payment Limit1 Payment Line1 Permanent Construction Signs1 Petrographer1 Physical Completion1 Pit Agreement1 Plan Grade1 Planned Force Account1 Plans. See Contract1 Point of Access1 Post Construction Plans1 Practice Act1 Practices Act Compliance1 Pre-Bid Due Diligence1 Pre-Cast Inspector1 Pre-construction Conference1 Pre-Deck Conference1 Pre-Fabrication Conference1 Pre-Pave Conference1 Pre-Pile Driving Conference1 Prebore Elevation1 PRECONSTRUCTION CONF ERENCE1 Predecessor1 Producer/Supplier1 Professional Engineer1 Professional Geologist1 Professional Land Surveyor1 Professional Land Surveyors1 Professional Service1 Progress Clause1 Project Engineer1 Project Plans1 Project Records1 Project Termini1 Prompt Payment1 Proposal Forms1 Proposal/Bid Guaranty1 Provisions1 Punch List1 QUALIFIED PRODUCTS L IST1 Qualified Products List1 Railway/Railroad1 Random Sample1 Record Drawings1 Record Set1 Recreational Resource1 Redrive1 Reference Stakes1 Region1 Regional Director1 Regular Dealer1 Regulation1 Regulatory Floodway1 Relationship1 Request for Correction1 Request for Information1 Request for Modification1 Required Documents for Bid Submittal1 RESOURCES1 Response Contract1 Restrike1 Road Plans1 Road Section1 Road. See Highway, Street, Road1 Roadside Improvement or Development1 Roadway Flagger...1 Roadway Width1 Rock1 Roller Coverage1 Roller Pass1 Safety Critical Work1 Safety Data Sheet1 SafetyEdge SM for Pavement1 Salvable Material1 Samples1 Schedule or in a Change Order1 Seal Coat1 Seal Coat Warranty Guide1 Seasonal Limitation1 Seasonal Suspension1 Secretary. See Cabinet Secretary1 Secure Vault1 Segregation1 Sheet1 Shoring1 Signal Assembly1 Significant Change1 Slope Catch1 Slope Staking1 Snug- Tight1 Soil Survey1 Solid Waste1 Special Event1 Special Provisions. See Contract1 Specialty Classifications1 Specialty Engineer1 SPECIALTY ITE M1 Specialty Item. See Contract Item1 Specific Intensity1 Specified1 Specified Starting Date1 Speed Change Lane1 Speed Limit1 Split Sample1 Spuds1 Stakes1 Standard1 Standard Construction Details1 Standard Drawings. See Plans1 Standard Road Plans1 Standard Specifications. See Contract1 Standardized Plant Names1 State Aid Project1 State Education Law1 State Geotechnical Engineer1 State Pavement Engineer1 State-The State of West Virginia1 State. The State of Delaware1 State. The State of New Hampshire1 Statistical Analysis1 Storm Drain1 Structural Steel1 Stump1 Subarticle1 Subbase. See Pavement Structure1 Subcontract1 Subgrade Layer1 Sublot1 Submittals1 SUBSIDIARY1 Subsidiary and Subsidiary Item1 SUBSTANTIAL COMPLETI ON1 Substantially Complete1 Successor1 Superintendent. See Contractor1 Supplemental Notice1 Supplemental Specifications. See Specifications1 Supplementary Document. See Contract1 Supplier1 Surcharge1 Surety. See Contractor1 Surface Course. See Pavement Structure1 Surfacing Pit1 Survey Monument1 Surveyor1 Technical Irregularity1 Technician1 Temporary Road1 Temporary Route1 Temporary Structure1 Termini1 Test Pile1 Through and Local Traffic1 Tidewater, Virginia1 Total Bid Amount1 Total Original Contract Amount1 Town, City, County or District1 Traffic1 Traffic Control Devices1 Traffic Lane. See Lane1 Traffic Lanes. See Traveled Way1 Traffic Regulator1 Traffic Signal1 Traffic/Travel Lane1 Transportation1 Transportation Director1 Transportation Officials1 Truck Volume1 Unbalanced Bid1 Unilateral Payment1 Unit1 United States of America1 Unsuitable Material1 Use of Imperative Mood1 Utility1 Value Engineering Cost Proposal1 Verification Testing1 Volumetric Measurements1 W. Completion Date1 Waters of the United States1 Wetland1 Wheel Path1 Will1 Work Area1 Work Day1 Work Order. See Notice to Proceed1 Work Service1 X. Construction Limits1 Y. Contract1 Z. Contract Amount1