Fig. 1
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Fig. 3
Attributes identified from the literature affecting the performance of construction projects
| S. No | Reference source | Attributes identified |
|---|---|---|
| 1 | Apolot et al. (2011) | Willingness to adopt change, interpersonal skills, skilled labour, the commitment of the team to the project |
| 2 | Jung et al. (2016), Ameh and Osegbo (2011), and Jarkas (2015) | Location constraint of project, lack of proper planning, experience of the project team, tendency to pass on the blame to others |
| 3 | Dixit (2018), Dixit and Saurabh (2019), Shah et al. (2019), Dixit and Sharma (2019) | Management, technology, labour availability, climate, education and experience |
| 4 | Dixit et al. (2017) | Inaccurate productivity estimation of equipment, understanding of responsibilities by various project participants |
| 5 | Ameh and Osegbo (2011) | Managing emotions of the team, understanding of responsibilities by various project participants, social skills of key team managers |
| 6 | Jarkas et al. (2012) and Moselhi and Khan (2012, 2012) | unexpected weather condition, poor productivity of labour, inaccurate material estimate, selection of PM with a proven track record |
| 7 | Kadry et al. (2016) and Arditi et al. (2002) | Design variation, conflicts among various team members, use of inappropriate planning tools and techniques, timely decision by the owner |
Exploratory factor analysis
| Attribute/variable name | Factor loading | % age of variance explained |
|---|---|---|
| Site management and coordination | 18% | |
| Shortage of materials | 0.65 | |
| Shortage of equipment | 0.85 | |
| Inaccurate productivity estimation of equipment | 0.80 | |
| Poor productivity of labour | 0.68 | |
| Design variation | 0.85 | |
| Use of inappropriate planning tools and techniques | 0.67 | |
| Leadership and financial management | 11.8% | |
| The timely decision by the owner | 0.48 | |
| The tendency to pass on the blame to others | 0.57 | |
| Understanding of responsibilities by various project participants | 0.57 | |
| Conflicts among various team members | 0.54 | |
| Interest and inflation rates | 0.46 | |
| Planning | 9.1% | |
| Unexpected weather condition | 0.55 | |
| Inaccurate material estimate | 0.79 | |
| Location constraint of project | 0.67 | |
| Lack of proper planning | 0.61 | |
| Experience of the project team | 0.55 | |
| Commitment | 8.5% | |
| Selection of PM with a proven track record | 0.49 | |
| Willingness to adopt change | 0.63 | |
| The commitment of the team to the project | 0.49 | |
| Skilled labour | 0.40 | |
| Communication | 7.5% | |
| Understanding of responsibilities by various project participants | 0.61 | |
| Managing emotions of the team | 0.40 | |
| Social skills of key team managers | 0.72 | |
| Interpersonal skills | 0.60 | |
| Total variance explained | 54.5% |
Reliability analysis/Cronbach's alpha for different factors
| Factors | Cronbach's alpha | No. of attributes |
|---|---|---|
| Factor 1 (site management and coordination) | 0.92 | 06 |
| Factor 2 (leadership and financial management) | 0.84 | 05 |
| Factor 3 (planning) | 0.81 | 05 |
| Factor 4 (commitment) | 0.90 | 04 |
| Factor 5 (communication) | 0.84 | 04 |