Sustainability Indicators in Building Projects in Khartoum State during Construction and Operation Stages

Abstract

The construction industry is a major economic contributor within developed countries and is a rising markets for developing nations. Focusing on the Khartoum state this work present the most important sustainability indicators (SIs) must applied during construction stage (COS) and operation stage (OPS) for achieve sustainable performance of the construction projects. A study was conducted by adopting the SIs relevant of SIs must be applied during the COS and OPS to achieve the sustainable performance. A questionnaire was designed to collected data. Then the weights average was used to determine the most important SIs depend on the different five scales. The results shown that the important economic indicators (ECIs) during COS are: Fair wages, client changes, productivity and profitability, and the social indicators (SOIs) during COS are: direct employment opportunities, client satisfaction, health and safety and the ratio of local employment, the result also shown that the environmental indicators (ENIs) during COS are: recycling materials, water quality, use of renewable energy system and reducing dust and noises pollution. Furthermore, the results also shown that the ECIs during OPS are: impact of project on the local economy and infrastructure, and the SOIs during OPS are: the role of project in developing services and client satisfaction, and the ENIs during OPS are: reducing chemical emissions, water pollution and waste generated, indoor quality and use of renewable energy system. The results of this research can be helpful to sustainable building planners, designers, and developers in Khartoum state to achieve the sustainability requirements.