geometric design

travel demand model
Public Transit, Traffic Engineering, Transportation Planning

How to Build a Transportation (Travel Demand) Model: A Practitioner’s Guide

A transportation (travel demand) model is a quantitative framework that forecasts how people and goods move through a region under different land-use and network scenarios. Done well, a model becomes a decision engine: it helps test road and transit projects, pricing policies, and growth plans before spending real money. This guide covers when you actually […]

, , , , , , , , , , , , , ,
sight distance
Highway Design, Traffic Engineering

Sight Distance Requirements in Road Design

Sight distance is one of the most important considerations in road design. It represents the length of roadway visible to a driver, ensuring there is enough distance to perceive, react, and stop safely when encountering obstacles or conflicts. Inadequate sight distance can lead to unsafe conditions, higher crash risks, and poor traffic flow. This reference

, , , , , , , , ,
Scroll to Top