Road Specifications & Design

Resource Category Type
FHWA Signalized Intersections Informational Guide
This resource talks about FHWA's safety program that evaluates the safety and design of signalized intersections.
Road Specifications & Design Web Link
U.S. DOT - Roundabouts
This resource by U.S. DOT talks about how roundabouts are a safer type of intersections and more of the benefits of roundabouts.
Road Specifications & Design Web Link
FHWA Signal Timing on a Shoestring
This FHWA resource brings up the point that retiming traffic signals is one of the most cost-effective ways to improve traffic flow.
Road Specifications & Design Web Link
Technical Summary of Spring Road Use Restriction Guide
This document is a summary of the spring road use restriction guide.
Road Specifications & Design Document
Spring Road Use Restriction Guide
This document contains guidelines for spring road use restrictions.
Road Specifications & Design Document
Best Management Practices for Routine Roadway Maintenance Activities in New Hampshire
The purpose of this manual is to provide a menu of activities paired with best management practices from which all roadway maintenance personnel may…
Certified Culvert Maintainer, Culverts & Drainage, Road Specifications & Design, Stormwater & Erosion Control Document