These guidelines are intended to increase traffic safety using traffic control devices, safety related appurtenances, and construction techniques for uneven lanes, milled edges, and edge drop-offs … [Read more...] about Longitudinal Drop-off Guidelines
Standard Plates
The Standard Plates are divided into 28 sections. Section 628 covers drawings for Movable Concrete Barriers and Section 634, for traffic control in work zones. … [Read more...] about Standard Plates
Kentucky Transportation Cabinet Standard Drawings
The Standard Drawings are divided into four main sections: Bridges, Headwalls, Roadway, and Traffic. The Traffic section includes drawings for lane closures and mobile operations. … [Read more...] about Kentucky Transportation Cabinet Standard Drawings
Sign Policy
The Oregon Department of Transportation provides and maintains signs on the state highway system including: Directional Regulatory Warning Informational ODOT's Sign Policy … [Read more...] about Sign Policy
Illinois Department of Transportation Highway Standards & District Specific Standards
These drawings show the details of various construction items and are used in conjunction with the Standard Specifications. The applicable Standards are referenced on the cover sheet of the plans. … [Read more...] about Illinois Department of Transportation Highway Standards & District Specific Standards
Iowa DOT Standard Road Plans
The standard road plans contained in this manual (commonly referred to as the "Red Book") have been developed to show standardized design features, construction methods and approved materials to be … [Read more...] about Iowa DOT Standard Road Plans