PublicsportationPublicbuildingsUrbanenvironmentImpact of Universal Accessibility in Tertiary Infrastructure Projects of Indonesia and the KOTAKU Project: A Cost-Effectiveness Analysis of Two Pilot ProjectsAUGUST 2023Public Disclosure AuthorizedPublic Disclosure AuthorizedPublic Disclosure AuthorizedPublic Disclosure Authorized© 2023 International Bank for Reconstruction and Development / The World Bank 1818 H Street NW, Washington DC 20433 Telephone: 202-473-1000; Internet: www.worldbank.orgSome rights reservedThis work is a product of the staff of The World Bank with external contributions. The findings, interpretations, and conclusions expressed in this work do not necessarily reflect the views of The World Bank, its Board of Executive Directors, or the governments they represent. The World Bank does not guarantee the accuracy of the data included in this work. The boundaries, colors, denominations, and other information shown on any map in this work do not imply any judgment on the part of The World Bank concerning the legal status of any territory or the endorsement or acceptance of such boundaries.Nothing herein shall constitute or be considered to be a limitation upon or waiver of the privileges and immunities of The World Bank, all of which are specifically reserved.Rights and PermissionsThis work is available under the Creative Commons Attribution 3.0 IGO license (CC BY 3.0 IGO) http://creativecommons.org/licenses/by/3.0/igo. Under the Creative Commons Attribution license, you are free to copy, distribute, transmit, and adapt this work, including for commercial purposes, under the following conditions:Attribution— The National Slum Upgrading Project (NSUP/ KOTAKU) Universal Accessibility Toolkit was prepared by a team led by Yuko Arai, composed of Alex Robinson, Eliana Pires de Souza, Fernando Alonso, Francesco Cocco, Jeremia Sir Nindyo Mamola, Risye Dwiyani and Tony Hartanto Widjarnarso under the guidance of Satu Kristiina Kahkonen, Country Director for Indonesia and Timor-Leste and Ming Zhang, Practice Manager of the World Bank’s Urban, Disaster Risk Management, Resilience and Land Global Practice (GPURL). The implementation of NSUP/ KOTAKU was led by the Task Team Leaders, Evi Hermirasari, Andre Bald and Kumala Sari. The Team is grateful to all advice received from the peer reviewers, Charlotte Vuyiswa McClain-Nhlapo and Narae Choi. Lisa Ferraro Parmelee gave editorial support, and Amy Chan designed the report. We end with a final word of gratitude to the Australian Government Department of Foreign Affairs and Trade (DFAT).Translations—If you create a translation of this work, please add the following disclaimer along with the attribution: This translation was not created by The World Bank and should not be considered an official World Bank translation. The World Bank shall not be liable for any content or error in this translation.Adaptations—If ...