Methodology Fact Sheets
For additional documents tailored to your specific country or region, we invite you to explore the iRAP Knowledge Portal, where you can access country-level insights, data, and supporting resources.
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SR4S Case Study: Improved pedestrian facilities around IED Rodrigo Lara Bonilla 2019 (Bogota, Colombia)
Mexico’s National Road Network 2018 Case Study
El Salvador’s Coastal Highway 2018 Case Study
Belize City to Belmopan 2018 (Belize) Case Study
Case Study: Minera Escondida Road 2024 (Chile)
Project implemented on road connecting to the Escondida copper mine. Management of use employee transport to and from the mine and upgrades informed by iRAP assessments. Length 3-stars or better increased from 76% to 91%.
Case Study: iRAP and IDB collaboration 2024
Since 2010, IDB has financed 27,600 km of road assessments all over Latin America and the Caribbean. IDB has included Star Ratings in its road transport operations as an indicator for road safety improvement. Between 2010 and 2018, the IDB invested USD$880 million in road infrastructure along the Pacific Corridor, resulting in an increase in the share of 3-star ratings for all road users.
Case Study: Speed management and design in Bogota 2024 (Colombia)
Implemented by the City of Bogota, GRSF, and BIGRS. Informed by Star Ratings, upgrades and reduced speed limits in 10 arterial roads. Deaths down 22%.
6,410+ potential deaths and serious injuries to be prevented over 20 years.