Risk factors | Prob. events | Impact risk level | Risk level in (%) | ||||||
Time | cost | quality | Time | Cos | Qua | RII | risk | ||
RII | RII | RII | RII | RII | RII | RII | |||
Labour dispute & strike | 0.5685 | 0.63 | 0.638 | 0.653 | 36.1 | 36.3 | 37.1 | 36.5 | M |
Labour poor productivity | 0.7246 | 0.76 | 0.770 | 0.747 | 55.7 | 55.9 | 54.1 | 55.2 | V.H |
Labour culture, & religious | 0.434 | 0.55 | 0.509 | 0.476 | 24.1 | 22.1 | 20.7 | 22.3 | L |
Equipment/material failure | 0.7179 | 0.81 | 0.846 | 0.651 | 58.4 | 60.8 | 46.8 | 55.3 | V.H |
Equipment/material scarcity | 0.719 | 0.79 | 0.77 | 0.607 | 57.4 | 55.9 | 43.7 | 52.3 | V.H |
Non-availability transportation | 0.6067 | 0.58 | 0.612 | 0.567 | 35.6 | 37.1 | 34.4 | 35.7 | M |
Managerial inadequacy | 0.5842 | 0.66 | 0.650 | 0.686 | 38.6 | 38.0 | 40.1 | 38.9 | M |
Supervisory inefficiency | 0.5842 | 0.58 | 0.609 | 0.646 | 34.1 | 35.6 | 37.8 | 35.3 | M |
lack of Training b/n staffs | 0.702 | 0.71 | 0.636 | 0.678 | 49.9 | 44.6 | 47.6 | 47.3 | H |
Lack of Communication | 0.673 | 0.67 | 0.622 | 0.712 | 45.4 | 41.8 | 48.0 | 45.0 | H |
Weatherandseasonal implication | 0.521 | 0.624 | 0.627 | 0.562 | 32.5 | 32.6 | 29.3 | 31.4 | M |
Sub-soilandgeological condition | 0.549 | 0.61 | 0.653 | 0.585 | 33.9 | 35.8 | 32.2 | 33.9 | M |
Flood during construction | 0.4186 | 0.54 | 0.567 | 0.601 | 23.0 | 23.7 | 25.2 | 23.9 | L |
departures of qualified staff | 0.676 | 0.596 | 0.611 | 0.685 | 40.4 | 41.4 | 46.4 | 42.7 | H |
contractor/subcontractor’s incompetence | 0.5299 | 0.62 | 0.589 | 0.705 | 33.0 | 31.2 | 37.3 | 33.8 | M |
Injuries | 0.3151 | 0.32 | 0.3724 | 0.385 | 10.3 | 11.7 | 12.2 | 11.4 | V.L |
Earthquakes and Winds | 0.2821 | 0.279 | 0.294 | 0.380 | 7.9 | 8.3 | 10.7 | 9.0 | V.L |
landslides and rock falls | 0.327 | 0.415 | 0.423 | 0.501 | 13.6 | 13.8 | 16.4 | 14.6 | V.L |
New technology/materials fa, | 0.561 | 0.581 | 0.528 | 0.633 | 32.6 | 29.7 | 35.5 | 32.6 | M |
Technology selection and Im, | 0.567 | 0.611 | 0.571 | 0.662 | 34.6 | 32.4 | 37.5 | 34.8 | M |
Test failure | 0.5790 | 0.605 | 0.556 | 0.648 | 35.1 | 32.2 | 37.5 | 34.9 | M |