Transit Passenger Surveys

Transit passenger data collection and analysis.

Survey data collection and processing

Instrument and Dictionary: Survey questions and data collected.
Make Uniform: Process raw data from different surveys and transit agencies into the uniform format.
Mode Choice Targets: Process OBS and generate inputs for mode choice targets.

Survey data analytics

Summaries: High-level statistical analysis on survey data in R and Tableau.
Decomposition: Route-level statistical analysis on survey data in R and Tableau.
Requests: Analyze survey data to respond data requests from stakeholders.

Exploratory data analytics

Multi-criteria Expansion: Explore ways to ind an optimal set of expansion weights that best satisfy any number of criteria.
On-off Explore: Explore the value of performing an on/off pre-survey for small operators.
Travel Model Priors: Process boarding and alighting data from SF Muni automated passenger counters, boarding and alighting flows from the SFCTA SF-CHAMP travel model, on-to-off surveys on SF Muni, etc.