Comparative Analysis of Facade Work Using Kumkang Precast, Concrete Precast, and Curtain Wall Methods in terms of Cost and Time

The development of the construction world in terms innovation has become one methods supporting success to gain advantages cost and time, which is outer wall can generally categorize into cast-in-situ precast methods. (1) Comparison implementing kumkang materials, concrete facades, curtain facades. method 24% cheaper than method, 87% 52% method. Sorted from cheapest most expensive are facades.
 (2) working time facades with results, namely for 31 weeks, material 53 55 weeks. fastest longest, then