Guides for traffic engineers.
Practical, standards-based explainers from the team building LaneMarker.
AI in Traffic Engineering: What It Can Do Today — and What Stays With the Engineer
A practical look at where AI helps traffic engineers now — network building, data intake, trip distribution, analysis, plan review and reporting — and the judgement it should never take over.
7 min read Read the guide Work zonesHow to Build a Temporary Traffic Control Plan: Tapers, Buffers and Sign Spacing
A step-by-step guide to a work-zone traffic control plan under MUTCD Part 6: choosing the typical application, taper length formulas, buffer space, advance warning sign spacing and devices.
8 min read Read the guide Capacity analysisIntersection Level of Service (LOS) Explained: HCM Thresholds, Delay and v/c
How level of service is defined for signalized and unsignalized intersections, the HCM delay thresholds for LOS A to F, and what engineers check beyond the letter grade.
6 min read Read the guide Traffic impact studiesWhat Is a Traffic Impact Study? A Practical Guide for 2026
What a traffic impact study (TIA) is, when agencies require one, the steps from scoping to mitigation, what goes in the report — and where the time actually goes.
8 min read Read the guideSee your own study area in LaneMarker AI Studio.
Bring a corridor or a site you are working on. In 30 minutes we will build the network, run the analysis and show you the report — on your project, not a canned demo.