Criterion | Importance | Priority | Alternative | Importance | Priority |
Process | 0.118 | 4 | Interruption of sub-operation due to curing water for concrete | 0.099 | 5 |
Delay in the process due to a failure of a tower crane | 0.070 | 6 | |||
Delay in the process due to delay in payment for purchased materials | 0.060 | 7 | |||
Rush work performance for process retrieving | 0.124 | 3 | |||
Delay in the duration due to the design change | 0.101 | 4 | |||
Acceleration claim by a owner | 0.136 | 2 | |||
Deterioration in constructability with the increase of the lateral pressure when concrete is placed | 0.409 | 1 | |||
Cost | 0.176 | 3 | Additional work due to lack of clarity in drawings | 0.057 | 5 |
Error in the material amount calculated | 0.106 | 4 | |||
Lack of temporary electricity and water supply | 0.155 | 3 | |||
Delay in a progress payment by a owner | 0.240 | 2 | |||
Technologies cannot meet required performance | 0.442 | 1 | |||
Safety | 0.243 | 2 | Damage to the sling belt and wire due to the salvage of excessive weight | 0.064 | 4 |
Drop of salvaged object due to faulty shackle fastening | 0.056 | 6 | |||
Falling accident related to work in high places with form or rebar | 0.064 | 4 | |||
Accident due to insufficient preparation in advance | 0.149 | 3 | |||
Occurrence of thermal stress in the work inside of the reactor containment building | 0.296 | 2 | |||
Lack of safety of the piping within the reactor containment building for the earthquake load | 0.371 | 1 | |||
Quality | 0.463 | 1 | Coating of inappropriate coating curing compound due to the coarse surface of concrete | 0.114 | 4 |
Breakage of the piping when concrete was placed on a high step | 0.099 | 5 | |||
Defect of containment liner plate | 0.072 | 6 | |||
Inappropriate quality assurance procedure | 0.204 | 3 | |||
Inappropriate curing of a part requiring curing | 0.241 | 2 | |||
Placement height limit of the form | 0.270 | 1 |