0.00–0.80 | Not important |
0.81–1.60 | Somewhat important |
1.61–2.40 | Important |
2.41–3.20 | Very important |
3.21–4.00 | Extremely important |
Denmark | *Errors or omissions in construction work | 0.688 |
*Inexperienced or newly qualified consultants | 0.678 | |
*Political focus on reduced project costs or time | 0.644 | |
*Unsettled or lack of project planning | 0.642 | |
*Errors or inconsistencies in project documents | 0.641 | |
Aggregate RII |
Denmark | *Unsettled or lack of project funding | 0.774 |
*Delayed or long process times by other authorities | 0.739 | |
*Unsettled or lack of project planning | 0.712 | |
*Errors or omissions in construction work | 0.694 | |
*Lack of identification of needs | 0.690 | |
Aggregate RII |
Denmark | (0.60–0.8] | (0.60–0.8] | (0.60–0.8] | |||
Gaza Strip | (0.80–1.0] | (0.8–1.0] | (0.80–1.0] | |||
Nigeria | (0.8–1.0] | (0.8–1.0] | (0.60–0.8] |
Nigeria | Major quality factors | |||||
Poor quality of materials delivered to site | 82.4 | 84.55 | 85.00 | 81.82 | 83.44 | |
Low level of skill and labour experience | 80.74 | 78.18 | 70.00 | 81.82 | 77.69 | |
Poor inspection and testing | 79.29 | 80.91 | 85.00 | 82.22 | 81.86 | |
Poor site installation procedure | 79.29 | 69.09 | 82.50 | 74.55 | 76.36 | |
Lack of quality assurance | 75.71 | 73.36 | 80.00 | 80.00 | 77.27 | |
Aggregate RII | ||||||
Major delay factors | RII (%) | |||||
Cash flow problem | 90 | |||||
Shortage of construction materials | 89 | |||||
Client's financial difficulty | 86 | |||||
Inadequate consultant experience | 85 | |||||
Incompetent project team | 85 | |||||
Aggregate RII | ||||||
Major cost overrun factors | RII (%) | |||||
Risk and uncertainty related factors | 89.5 | |||||
Lack of financial power of client | 88.5 | |||||
Weak regulation and control | 88.2 | |||||
Corruption | 82.6 | |||||
Variation of prices | 81.3 | |||||
Indiscriminate change in design/work | 80.1 | |||||
Aggregate RII |
[0.0–0.2] | Very low |
(0.2–0.4] | Low |
(0.4–0.6] | Average |
(0.6–0.8] | High |
(0.8–1.0] | Very high |
Country | RII | ||||
Gaza Strip | *Average delay because of closures leading to materials shortage | 0.941 | 0.896 | 0.943 | 0.927 |
*Unavailability of resources as planned through the project duration | 0.871 | 0.858 | 0.904 | 0.878 | |
Aggregate RII | |||||
*Escalation of material prices | 0.847 | 0.832 | 0.889 | 0.856 | |
Aggregate RII | |||||
*Unavailability of personals with high experience and qualification | 0.859 | 0.848 | 0.865 | 0.857 | |
*Quality of equipment and raw materials in project | 0.835 | 0.84 | 0.861 | 0.845 | |
Aggregate RII |
Denmark | *Errors or omissions in the consultant material | 0.766 |
*Errors or inconsistencies in project documents | 0.726 | |
*Late user changes affecting the project or function | 0.717 | |
*Lack of preliminary examination before design or tendering | 0.700 | |
*Inexperienced or newly qualified consultants | 0.698 | |
Aggregate RII |