Gradient Systematics' Blog
Insights into transportation and roadway safety, technology, and strategies.
The Scoping Meeting: Your One Shot to Get the TIA Right Before You've Written a Word
Ten things to settle with city or TxDOT staff before you start building the study — and why the review comments start here.
TIA vs. TIS vs. Traffic Memo — Which One Do You Actually Need?
Three labels, inconsistently used across jurisdictions — and how to tell which deliverable your project actually needs.
Beyond the ITE Manual
When standard trip rates get it wrong — and a more rigorous toolkit for trip generation you can defend.
How Big Should a Traffic Study Area Really Be?
A practical guide to scoping the study area for a Traffic Impact Analysis — where to draw the line, and why.
Is a Traffic Impact Analysis (TIA) Required for Your Project in Texas?
Thresholds, triggers, and the DFW review process — translated for anyone getting a project approved.
How New Vehicle Tech is Saving Lives
The Role of Safer Vehicles in Reducing Roadway Fatalities.
Can We Save 12,000 Lives?
How the National Roadway Safety Strategy (SS4A) Targets Speeding, Drinking, and Seat Belts.