Journal of Construction Engineering / 2016 / Article / Tab 6

Research Article

Cost Analysis of Precast and Cast-in-Place Concrete Construction for Selected Public Buildings in Ghana

Table 6

Agreement by professionals on the advantages of using precast concrete.

NumberAdvantagesQuantity SurveyorsArchitectsCivil EngineersSum of ranking ()Means of ranking ()Overall ranking

1Low life cycle cost12141.33−1.031.0615
2Reduction of on-site waste11131.00−1.361.8501
3Speed of construction11131.00−1.361.8501
4Quality23272.33−0.030.00113
5Durability22372.33−0.030.00113
6Dimensional accuracy12141.33−1.031.0615
7Reduction of on-site labour14162.00−0.360.13012
8Reduction of on-site activity, noise, and disturbance33282.670.310.09610
9Sandwich panels available for insulation23382.670.310.09610
10Minimal maintenance33393.000.640.4108
11Thermal inertia reduces lifetime energy costs433103.331.311.7163
12Large spans available from prestressing33393.000.640.4108
13Tight tolerances452113.671.311.7163
14Acoustic insulation352103.330.970.9417

Article of the Year Award: Outstanding research contributions of 2020, as selected by our Chief Editors. Read the winning articles.