Reliable and accurate data are needed to correctly identify problems, risk factors and priorityrnareas so as to formulate strategy and set targets. Addis Ababa Traffic Police Commission isrnresponsible for collecting and reporting of every accidents occurring on the roads of the city.rnWhenever an accident occurs on the roads of the city, a police officer from the Commissionrncollects the details of the accident using a paper based form at the accident place. This manualrnpaper based approach of collecting accident details makes it difficult to perform the activities ofrngenerating different reports and other analysis activities on the accident data collected using thernpaper based form.rnThe use of mobile data collection system for collecting and reporting road traffic accidentsrnoccurring on the roads of the city and sending the completed record data via the mobile networkrnto a scalable web application, simplifies the activities of generating different reports related tornthe submitted record data. In addition, the client application i.e. the mobile side application, runsrnon an android mobile phone and integrates the ability to include location data in the collectedrndata detail so that users can visualize the exact location where the respective accident hasrnoccurred using the Google Earth.rnThe system is developed using the open source Open Data Kit (ODK) for implementing thernunderlying framework of the system.rnKeywords: Mobile data collection, Road accident reporting system, Road accident database, Mobilerntraffic accident collection