A | Delays in arrival of workers, plant and materials | 63 | 3.7619 | 0.70034 | 0.15283 |
B | Slow decision-making and instructions by consultants | 63 | 3.6190 | 0.74001 | 0.16148 |
C | Waste of materials | 63 | 3.5238 | 0.74960 | 0.16358 |
D | Shortage of materials | 63 | 3.5238 | 0.87287 | 0.19048 |
E | Inefficient movement of workers | 63 | 3.3810 | 0.80475 | 0.17561 |
F | Poorly scheduled delivery of materials to site | 63 | 3.2857 | 0.84515 | 0.18443 |
G | Accidents | 63 | 3.2381 | 0.62488 | 0.13636 |
H | Excess materials in store | 63 | 3.1905 | 0.92839 | 0.20259 |
I | Waiting and idling | 63 | 3.1905 | 0.92839 | 0.20259 |
J | Double handling of materials | 63 | 3.1429 | 0.91026 | 0.19863 |
K | Use of materials over and above specifications | 63 | 3.1429 | 0.96362 | 0.21028 |
L | Deterioration of materials | 63 | 3.0952 | 0.76842 | 0.16768 |
M | Rework | 63 | 3.0476 | 0.80475 | 0.17561 |
N | Unnecessary or not enough information flow | 63 | 3.000 | 0.89443 | 0.19518 |
O | Waste of space on-site | 63 | 2.9524 | 0.74001 | 0.16148 |
P | Defects | 63 | 2.9524 | 0.74001 | 0.16148 |
Q | Work not done | 63 | 2.9524 | 0.86465 | 0.18868 |
R | Over allocation of materials to an activity | 63 | 2.9524 | 0.97346 | 0.21243 |
S | Unnecessary work | 63 | 2.9048 | 0.88909 | 0.19401 |
T | Poor quality of materials | 63 | 2.8571 | 0.79282 | 0.17301 |
U | Poor storage of materials | 63 | 2.8095 | 0.74960 | 0.16358 |
V | Workers performing activities well below their capabilities | 63 | 2.8095 | 0.87287 | 0.19048 |
W | Abnormal use of equipment and tools | 63 | 2.7143 | 0.84515 | 0.18443 |
X | Inadequate storage spaces | 63 | 2.7143 | 0.84515 | 0.18443 |