A high injury network (sometimes shortened to HIN) is a way of identifying parts of an urban
street network with higher rates of traffic injuries or fatalities, typically with a goal of prioritizing these streets for safety interventions.
High injury networks have been published by many cities in the
US and
Canada
Canada is a country in North America. Its Provinces and territories of Canada, ten provinces and three territories extend from the Atlantic Ocean to the Pacific Ocean and northward into the Arctic Ocean, making it the world's List of coun ...
as part of their efforts to work toward
Vision Zero. While data on fatalities and
collisions have long been available in many municipalities, the first HIN per se was published by
San Francisco
San Francisco, officially the City and County of San Francisco, is a commercial, Financial District, San Francisco, financial, and Culture of San Francisco, cultural center of Northern California. With a population of 827,526 residents as of ...
in 2013,
though work on similar efforts had begun there as early as 2011.
Creating a HIN is a data-driven exercise, and the analytic methods and data sources used may vary widely.
Most HINs are created at the scale of
cities
A city is a human settlement of a substantial size. The term "city" has different meanings around the world and in some places the settlement can be very small. Even where the term is limited to larger settlements, there is no universally agree ...
where detailed collision data is collected, though regional efforts at defining a more standardized approach also exist.
References
Road transport
Road safety data sets
Urban planning
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