Engineering & standards
发布时间:2026-08-13 | 浏览:1
Engineering & standards
Find resources to support practical decision-making during pre-design, scoping and design for your projects.
All manuals & standards
Find manuals, standards, specifications and details covering requirements for projects.
Planning guidance
Use these resources to align your plan or study with WSDOT standards and best practices.
Project management & training
Find tools that provide the framework for project managers to deliver projects on time, within scope and budget. Find available trainings covering various topics.
Environmental guidance
Resources for environmental and transportation professionals, organized by discipline.
Find information on construction materials and construction guidance.
Transportation System Management and Operations - TSMO
Learn about Transportation Systems Management and Operations (TSMO) and how it is changing how we manage transportation infrastructure.
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Travel Real-time travel data Mountain passes Commercial vehicles Route & commercial vehicle restrictions Commercial vehicle permits Transponder & weigh station e-screening Maps & tools for commercial vehicles Roads & bridges Mountain passes Toll roads, bridges & tunnels Tolling on SR 167 Border crossings Hood Canal Bridge Rest Areas Mountain pass closure and opening dates Park and rides Interstates & state routes Movable bridges on state routes HOV lanes HOV policy HOV system map Express lanes Part-time shoulders Ferries Tickets Schedules Ferries & terminals Rider information About us Aviation Washington airports Aviation news & contacts Bicycling & walking Bicycling in Washington Walking & rolling in Washington Passenger rail How we manage the trains Train safety Work Zone Speed Camera Program Pay your work zone speed camera infraction Safer speeds equal safer work zones Mobile app and social media Operations & services Active Traffic and Demand Management Avalanche control Incident response team Ramp meters Snow and ice plan Tire chain installation Traffic Management Centers (TMCs) Traffic signals Traffic safety methods Collector-distributor Diverging diamond interchange Roundabouts Rumble Strips Striping Work zone safety Printable maps Holiday weekend travel Sign up for WSDOT travel alerts
Real-time travel data
Mountain passes
Commercial vehicles Route & commercial vehicle restrictions Commercial vehicle permits Transponder & weigh station e-screening Maps & tools for commercial vehicles
Route & commercial vehicle restrictions
Commercial vehicle permits
Transponder & weigh station e-screening
Maps & tools for commercial vehicles
Roads & bridges Mountain passes Toll roads, bridges & tunnels Tolling on SR 167 Border crossings Hood Canal Bridge Rest Areas Mountain pass closure and opening dates Park and rides Interstates & state routes Movable bridges on state routes HOV lanes HOV policy HOV system map Express lanes Part-time shoulders
Mountain passes
Toll roads, bridges & tunnels Tolling on SR 167
Tolling on SR 167
Border crossings
Hood Canal Bridge
Mountain pass closure and opening dates
Interstates & state routes
Movable bridges on state routes
HOV lanes HOV policy HOV system map
Part-time shoulders
Ferries Tickets Schedules Ferries & terminals Rider information About us
Ferries & terminals
Rider information
Aviation Washington airports Aviation news & contacts
Washington airports
Aviation news & contacts
Bicycling & walking Bicycling in Washington Walking & rolling in Washington
Bicycling in Washington
Walking & rolling in Washington
Passenger rail How we manage the trains Train safety
How we manage the trains
Work Zone Speed Camera Program Pay your work zone speed camera infraction Safer speeds equal safer work zones
Pay your work zone speed camera infraction
Safer speeds equal safer work zones
Mobile app and social media
Operations & services Active Traffic and Demand Management Avalanche control Incident response team Ramp meters Snow and ice plan Tire chain installation Traffic Management Centers (TMCs) Traffic signals
Active Traffic and Demand Management
Avalanche control
Incident response team
Snow and ice plan
Tire chain installation
Traffic Management Centers (TMCs)
Traffic signals
Traffic safety methods Collector-distributor Diverging diamond interchange Roundabouts Rumble Strips Striping Work zone safety
Collector-distributor
Diverging diamond interchange
Work zone safety
Holiday weekend travel
Sign up for WSDOT travel alerts
Construction & planning Search projects Search studies Major projects Statewide plans Active Transportation Plan Aviation plans & studies Community Engagement Plan Cooperative automated transportation Freight plans Highway System Plan Passenger rail plans Project delivery plan Public transportation plans Safety Rest Area Strategic Plan State planning and research work program Statewide Multimodal Transportation Plan Strategic Highway Safety Plan: Target Zero Transportation Carbon Reduction Strategy Washington State Plan for Electric Vehicle Infrastructure Deployment Commercial Aviation legislative initiatives Connect with us Funding WSDOT budget Financial planning Legislative funding packages Statewide transportation asset management Performance-based project evaluation Preserving our roads & bridges Bridge & structure preservation Chip Seal Protecting the environment Chronic Environmental Deficiencies (CEDs) Report a spill Climate change & transportation Fish passage Historic bridges Historic highways Litter on state highways Maintaining vegetation along our highways Managing stormwater from state highways Noise walls & barriers Reducing the risk of wildlife collisions Roadside maintenance Complete Streets
Search projects
Statewide plans Active Transportation Plan Aviation plans & studies Community Engagement Plan Cooperative automated transportation Freight plans Highway System Plan Passenger rail plans Project delivery plan Public transportation plans Safety Rest Area Strategic Plan State planning and research work program Statewide Multimodal Transportation Plan Strategic Highway Safety Plan: Target Zero Transportation Carbon Reduction Strategy Washington State Plan for Electric Vehicle Infrastructure Deployment Commercial Aviation legislative initiatives
Active Transportation Plan
Aviation plans & studies
Community Engagement Plan
Cooperative automated transportation
Highway System Plan
Passenger rail plans
Project delivery plan
Public transportation plans
Safety Rest Area Strategic Plan
State planning and research work program
Statewide Multimodal Transportation Plan
Strategic Highway Safety Plan: Target Zero
Transportation Carbon Reduction Strategy
Washington State Plan for Electric Vehicle Infrastructure Deployment
Commercial Aviation legislative initiatives
Connect with us
Funding WSDOT budget Financial planning Legislative funding packages Statewide transportation asset management Performance-based project evaluation
Financial planning
Legislative funding packages
Statewide transportation asset management
Performance-based project evaluation
Preserving our roads & bridges Bridge & structure preservation Chip Seal
Bridge & structure preservation
Protecting the environment Chronic Environmental Deficiencies (CEDs) Report a spill Climate change & transportation Fish passage Historic bridges Historic highways Litter on state highways Maintaining vegetation along our highways Managing stormwater from state highways Noise walls & barriers Reducing the risk of wildlife collisions Roadside maintenance
Chronic Environmental Deficiencies (CEDs)
Climate change & transportation
Historic bridges
Historic highways
Litter on state highways
Maintaining vegetation along our highways
Managing stormwater from state highways
Noise walls & barriers
Reducing the risk of wildlife collisions
Roadside maintenance
Complete Streets
Business with WSDOT Contracts Search contracting opportunities About public works contracts Alerts & bulletins Bid opening results How to bid on a contract Payments & reporting Public works contract history Bid history Bid tabulations Contract materials archive Contract services Approved consultant for right of way services Available on-call agreements Consultant co-location Consultant prequalification Contact WSDOT Consultant Services Ferries contracts How to do business with us Electronic forms Project delivery methods Visualization services Grants Zero emission vehicle grants National Electric Vehicle Infrastructure (NEVI) Grant Public transportation grants Port Electrification Grant Aviation grants Grants for working in construction State rail grant and loan programs Community Aviation Revitalization Board (CARB) loan program Airport management Support for local programs Contact support for local programs Delivering your project Find a local project Funding programs Local programs training Technical assistance Equal opportunity in contracting Capacity Building Mentorship Contact equal opportunity in contracting Diverse business programs Equal Employment Opportunity Contract Compliance File a disadvantaged business enterprise complaint Tribal Employment Rights Ordinance Real estate services Current sales and auctions Wireless leasing Highway signs Adopt-a-Highway Advertising & services signs on highways Get a roadside memorial sign Political signs on highways Sign shop Development services and access Freight & railway business programs Commute Trip Reduction Program Printing services Audit Contact the Audit group External audits on WSDOT Indirect Cost Rate guidance documents, forms & templates Indirect Cost Rate training Indirect Cost rate review process Safe Harbor Indirect Cost Rate Website advertising
Contracts Search contracting opportunities About public works contracts Alerts & bulletins Bid opening results How to bid on a contract Payments & reporting Public works contract history Bid history Bid tabulations Contract materials archive Contract services Approved consultant for right of way services Available on-call agreements Consultant co-location Consultant prequalification Contact WSDOT Consultant Services Ferries contracts
Search contracting opportunities
About public works contracts Alerts & bulletins Bid opening results How to bid on a contract Payments & reporting Public works contract history Bid history Bid tabulations Contract materials archive
Alerts & bulletins
Bid opening results
How to bid on a contract
Payments & reporting
Public works contract history Bid history Bid tabulations Contract materials archive
Bid tabulations
Contract materials archive
Contract services Approved consultant for right of way services Available on-call agreements Consultant co-location Consultant prequalification Contact WSDOT Consultant Services
Approved consultant for right of way services
Available on-call agreements
Consultant co-location
Consultant prequalification
Contact WSDOT Consultant Services
Ferries contracts
How to do business with us Electronic forms Project delivery methods Visualization services
Electronic forms
Project delivery methods
Visualization services
Grants Zero emission vehicle grants National Electric Vehicle Infrastructure (NEVI) Grant Public transportation grants Port Electrification Grant Aviation grants Grants for working in construction State rail grant and loan programs Community Aviation Revitalization Board (CARB) loan program
Zero emission vehicle grants National Electric Vehicle Infrastructure (NEVI) Grant
National Electric Vehicle Infrastructure (NEVI) Grant
Public transportation grants
Port Electrification Grant
Aviation grants
Grants for working in construction
State rail grant and loan programs
Community Aviation Revitalization Board (CARB) loan program
Airport management
Support for local programs Contact support for local programs Delivering your project Find a local project Funding programs Local programs training Technical assistance
Contact support for local programs
Delivering your project
Find a local project
Funding programs
Local programs training
Technical assistance
Equal opportunity in contracting Capacity Building Mentorship Contact equal opportunity in contracting Diverse business programs Equal Employment Opportunity Contract Compliance File a disadvantaged business enterprise complaint Tribal Employment Rights Ordinance
Capacity Building Mentorship
Contact equal opportunity in contracting
Diverse business programs
Equal Employment Opportunity Contract Compliance
File a disadvantaged business enterprise complaint
Tribal Employment Rights Ordinance
Real estate services Current sales and auctions Wireless leasing
Current sales and auctions
Wireless leasing
Highway signs Adopt-a-Highway Advertising & services signs on highways Get a roadside memorial sign Political signs on highways Sign shop
Adopt-a-Highway
Advertising & services signs on highways
Get a roadside memorial sign
Political signs on highways
Development services and access
Freight & railway business programs
Commute Trip Reduction Program
Printing services
Audit Contact the Audit group External audits on WSDOT Indirect Cost Rate guidance documents, forms & templates Indirect Cost Rate training Indirect Cost rate review process Safe Harbor Indirect Cost Rate
Contact the Audit group
External audits on WSDOT
Indirect Cost Rate guidance documents, forms & templates
Indirect Cost Rate training
Indirect Cost rate review process
Safe Harbor Indirect Cost Rate
Website advertising
Engineering & standards Design topics Accelerated & innovative bridge construction Bridge software tools & downloads Design ADA Design guidance & support Engineering applications HOV & transit Hydraulics & hydrology Inspection & preservation for bridges & structures Intersections & interchanges Loads & load rating for bridges & structures Pedestrian & bicycle facilities Preliminary design, plan preparation & specifications for bridges & structures Right of way & access control Roadside development & facilities Roadside safety Seismic design Software tools & downloads (Structures) Substructure design for bridges & structures Surveying & roadway construction Traffic - Illumination, Traffic Signals, and Intelligent Transportation Systems (ITS) Traffic - Work Zone Traffic Control (WZTC) Utilities, railroads & agreements All manuals & standards Manuals Project delivery memos General Special Provisions (GSPs) Plan sheet library Standard plans Planning guidance Community Planning Portal Land use & transportation planning Planning study guidance Planning best practices Tribal & regional planning Project management & training Project management Training Environmental guidance Construction Construction materials Construction guidance Transportation System Management and Operations TSMO
Design topics Accelerated & innovative bridge construction Bridge software tools & downloads Design ADA Design guidance & support Engineering applications HOV & transit Hydraulics & hydrology Inspection & preservation for bridges & structures Intersections & interchanges Loads & load rating for bridges & structures Pedestrian & bicycle facilities Preliminary design, plan preparation & specifications for bridges & structures Right of way & access control Roadside development & facilities Roadside safety Seismic design Software tools & downloads (Structures) Substructure design for bridges & structures Surveying & roadway construction Traffic - Illumination, Traffic Signals, and Intelligent Transportation Systems (ITS) Traffic - Work Zone Traffic Control (WZTC) Utilities, railroads & agreements
Accelerated & innovative bridge construction
Bridge software tools & downloads
Design guidance & support
Engineering applications
Hydraulics & hydrology
Inspection & preservation for bridges & structures
Intersections & interchanges
Loads & load rating for bridges & structures
Pedestrian & bicycle facilities
Preliminary design, plan preparation & specifications for bridges & structures
Right of way & access control
Roadside development & facilities
Roadside safety
Software tools & downloads (Structures)
Substructure design for bridges & structures
Surveying & roadway construction
Traffic - Illumination, Traffic Signals, and Intelligent Transportation Systems (ITS)
Traffic - Work Zone Traffic Control (WZTC)
Utilities, railroads & agreements
All manuals & standards Manuals Project delivery memos General Special Provisions (GSPs) Plan sheet library Standard plans
Project delivery memos
General Special Provisions (GSPs)
Plan sheet library
Planning guidance Community Planning Portal Land use & transportation planning Planning study guidance Planning best practices Tribal & regional planning
Community Planning Portal
Land use & transportation planning
Planning study guidance Planning best practices
Planning best practices
Tribal & regional planning
Project management & training Project management Training
Project management
Environmental guidance
Construction Construction materials Construction guidance
Construction materials
Construction guidance
Transportation System Management and Operations TSMO
About News Employment How to apply Our people Internships Welcome to WSDOT New employee orientation Mandatory employee training Workplace safety Benefits Transportation data Crash data Roadway data Statewide GIS maps & data layers Travel data Secretary of Transportation Introduction to Julie Meredith Our Strategic Plan State of Transportation WSDOT organization chart Contacts Offices & regions Send us your feedback Plan an event on state highway Public disclosure Records index Report graffiti Report material theft Tribal contacts Media contacts Rest Area Free Coffee Program Disability access concerns Get help in your language Solicite ayuda en su idioma: Español 获取语言帮助:简体中文 Title VI/Limited English Proficiency Current employees Washington State Ferries Employee News DOT time Virtual backgrounds WSDOT Style Guide Web Toolkit Workforce development toolkit Behavioral health and resilience Building Alerts Kids activity & coloring pages Environmental justice Environmental justice assessments Accountability Bike & walk reports Data incident Diversity, equity and inclusion Gray Notebook Legislative reports Maintenance accountability process Tolling reports & policy Transportation Performance Management reports Information technology strategic focus areas & goals Policies Agency rule making SMS - Terms of service Truck Parking Disclaimer External web content policy Ferry reservation policy Open data policy Social media comment policy Travel information disclaimer Web privacy notice Library & research reports Library Research reports Transportation glossary and acronyms Emergency management Seasonal events & programs Give 'em a brake SR 520 floating bridge sentinel lights
Employment How to apply Our people Internships Welcome to WSDOT New employee orientation Mandatory employee training Workplace safety Benefits
Welcome to WSDOT New employee orientation Mandatory employee training Workplace safety Benefits
New employee orientation Mandatory employee training Workplace safety Benefits
Mandatory employee training
Workplace safety
Transportation data Crash data Roadway data Statewide GIS maps & data layers Travel data
Statewide GIS maps & data layers
Secretary of Transportation Introduction to Julie Meredith Our Strategic Plan State of Transportation WSDOT organization chart
Introduction to Julie Meredith
Our Strategic Plan
State of Transportation
WSDOT organization chart
Contacts Offices & regions Send us your feedback Plan an event on state highway Public disclosure Records index Report graffiti Report material theft Tribal contacts Media contacts Rest Area Free Coffee Program
Offices & regions
Send us your feedback
Plan an event on state highway
Public disclosure Records index
Report graffiti
Report material theft
Tribal contacts
Rest Area Free Coffee Program
Disability access concerns
Get help in your language Solicite ayuda en su idioma: Español 获取语言帮助:简体中文
Solicite ayuda en su idioma: Español
Title VI/Limited English Proficiency
Current employees Washington State Ferries Employee News DOT time Virtual backgrounds WSDOT Style Guide Web Toolkit Workforce development toolkit Behavioral health and resilience Building Alerts Kids activity & coloring pages
Washington State Ferries Employee News
Virtual backgrounds
WSDOT Style Guide
Workforce development toolkit
Behavioral health and resilience
Building Alerts
Kids activity & coloring pages
Environmental justice Environmental justice assessments
Environmental justice assessments
Accountability Bike & walk reports Data incident Diversity, equity and inclusion Gray Notebook Legislative reports Maintenance accountability process Tolling reports & policy Transportation Performance Management reports Information technology strategic focus areas & goals
Bike & walk reports
Diversity, equity and inclusion
Legislative reports
Maintenance accountability process
Tolling reports & policy
Transportation Performance Management reports
Information technology strategic focus areas & goals
Policies Agency rule making SMS - Terms of service Truck Parking Disclaimer External web content policy Ferry reservation policy Open data policy Social media comment policy Travel information disclaimer Web privacy notice
Agency rule making
SMS - Terms of service
Truck Parking Disclaimer
External web content policy
Ferry reservation policy
Open data policy
Social media comment policy
Travel information disclaimer
Web privacy notice
Library & research reports Library Research reports Transportation glossary and acronyms
Research reports
Transportation glossary and acronyms
Emergency management
Seasonal events & programs Give 'em a brake SR 520 floating bridge sentinel lights
Give 'em a brake
SR 520 floating bridge sentinel lights