Content

Abstract

VOLUME 21 ISSUE 1 (APRIL, 2026)

CONTENT

VII           Editorial

            Prof. Robert W. Rukwaro

3698        Service Life of Floor Finishes in Nairobi’s Public Buildings:

              Lessons for Sustainable Materials

                  Olivia S. O. Mwembe, Njeri Wachira-Towey and Anthony Oduor Ralwala

3714        Reframing Sustainability in East African Cities:

                  Community Perspectives in the Built Environment

            George K. Nyamu

3738        Construction Delays in Rwanda's Local Government Projects:

                  A Statistical Framework for Management

            Niyomfura Eric, Adeline Dindi and Abednego O. Gwaya

3750        The Geometry of Building Justice: 

                  Exploring Dignity through the Buxton Point Affordable Housing Project, Kenya                                    

            Yasir Brek

3768        Two-Phase Stabilization of Black Cotton Soil in Kenya Using Sodium Chloride and Cement 

                  Akiyama Yoshikuni, Sakata Izumi, Sakamaki Katsuyuki, Kobayashi Mizuho, Akiyama Sayaka, Fukami Fumiya, Martin Mbidhi and G. N. Hinga

3782        Community Engagement in Open-Air Museums for Documenting Vernacular Architecture:

                  A Comparative Case Study of Bokrijk and Makumbusho

            Rweyemamu Valentine Vedasto, Koenraad Van Cleempoel, Els Hannes, Shubira Leonidas Kalugila and Sarah Phoya

3796        Experimental Investigation of Interaction Effects of Integral Waterproofing Admixtures and Naphthalene-Based Superplasticizers on Fresh and Hardened Concrete

                  Mwangi Irungu, Siphila Wanjiku and Silvester Abuodha

3816        Integrating African Design Technologies into Business Strategy:  

                  A Mixed-Methods Study on Innovation and Sustainability

            Henry Wanakuta, Nathaniel B. Walker and Amani Khan

3830        Assessment of Planned Urbanization and Rural Settlement Policy Implementation in Post-Genocide Rwanda (2018–2024)   

                  Peter M. Ngau

3846        The Role of Car-Free Zones as Public Open Spaces in Enhancing Place Identity in Kigali City  

                  Edwin Oluoch K’oyoo and Frank Bagenzi

3862        Adoption of Green Roofs for Climate Change Adaptation in Nairobi CBD:  

              A Mixed-Methods Study     

              Catherine Achieng, Sunday Abuje and Martin Mbidhi