Road Division conducts research on transition to new road traffic survey, road geometry, and measures to grasp the effects of road projects.
（１）Advancement/measures to improve efficiency of road traffic survey
For the road traffic survey conducted to grasp road traffic conditions, research aimed at making more advancement and efficient is conducted.
（２）Road traffic analysis using data
Research on road traffic problems using road traffic data such as ETC 2.0 probe and analysis methods of information and countermeasures effect is conducted.
Research on road geometry to support planning and design to realize safe, smooth, and comfortable roads is conducted.
（４）Measures for measuring effect of road project
Research on quantification technique/calculation method of various stock effects (effects obtained on a medium to long-term basis as a result of working of the maintained social capital) of roads is conducted.