Joy Kizito Aryan

Application of Lean Six Sigma in Construction Project Management: Reducing Delays and Cost Overruns

Joy Kizito Aryan, Shehab Aldeen Mohammed Mohsen Albaadani, Dagmawi Girma Gebre, Bernard Sasu Boateng & Ayomide David Olalekan · Journal of Engineering Research and Reports · 2025

This paper assesses how Lean Six Sigma (LSS) approaches reduce the delays, cost increase and optimise the workflow and stakeholder coordination in construction projects. An integrative and systematic review has been utilised for transparency and methodological rigour. Following t...

Open access Research Article 10.9734/jerr/2025/v27i111698

Modular and Prefabricated Construction: Assessing Productivity Gains and Sustainability Outcomes in Urban Housing Projects

Shehab Aldeen Mohammed Mohsen Albaadani, Dagmawi Girma Gebre, Joy Kizito Aryan & Ukasha Tiibu Mohammed · Journal of Scientific Research and Reports · 2025

Modular and prefabricated construction technology has received more attention as the demand for sustainable and affordable urban homes has increased. These methods offer significant opportunities for improvements in productivity, sustainability, and cost-effectiveness. This paper...

Open access Research Article 10.9734/jsrr/2025/v31i113665

Integration of Building Information Modelling (BIM) and Digital Twins for Lifecycle Cost Optimisation in Mega Projects

Dagmawi Girma Gebre, Shehab Aldeen Mohammed Mohsen Albaadani, Joy Kizito Aryan & Ukasha Tiibu Mohammed · Journal of Scientific Research and Reports · 2025

Mega projects are often beset with cost escalations, delays in construction and increased operating and maintenance costs throughout their period of existence. Although both Building Information Modelling (BIM) and Digital Twins (DT) have shown promise to help reduce these obstac...

Open access Research Article 10.9734/jsrr/2025/v31i103639