Study on a Way to Estimate Reasonable Cost of Construction Works - Focused on Formworks in Korea

Jin Won Kim, Sun Young Choi, JuHyung Kim, Jae Jun Kim
2011 28th International Symposium on Automation and Robotics in Construction (ISARC 2011)   unpublished
This study was carried out being focused on formworks in order to provide a way to estimate reasonable cost of construction works in Korea. The scope of the study was set to the period after 2004 when actual cost estimating system was introduced and a survey of specialists was conducted. And execution data of specialized construction companies was collected to analyze construction costs estimated for different types and sizes of construction work. We judge that weights should be applied to
more » ... rent types and sizes of construction work in order to estimate reasonable costs of construction works and finally the winning price percentage should be considered. 8 6 ,0 0 0 8 8 ,0 0 0 9 0 ,0 0 0 9 2 ,0 0 0 9 4 ,0 0 0 9 6 ,0 0 0 9 8 ,0 0 0 1 0 0 ,0 0 0 1 0 2 ,0 0 0 1 0 4 ,0 0 0 2 0 0 4 .0 5 2 0 0 4 .0 9 2 0 0 5 .0 5 2 0 0 5 .0 9 2 0 0 6 .0 5 2 0 0 6 .0 9 2 0 0 7 .0 5 2 0 0 7 .0 9 2 0 0 8 .0 5 2 0 0 8 .0 9 2 0 0 9 .0 5 2 0 0 9 .0 9 2 0 1 0 .0 5 2 0 1 0 .0 9 3. Survey on Cost Estimation by Actual Record 3.1 Outline of the Survey The survey was conducted for specialists working in design-estimate companies, general construction companies and specialized construction companies for one month from Sep. 27, till Oct. 25, 2010. Total 150 copies of questionnaire, 50 copies to each field, were distributed and 32, 48 and 27 copies were collected from design-estimate company group, general construction company group and specialized company group respectively. Problem of Cost Estimation by Actual Record The result of checking knowledge about cost estimation by actual record through survey showed that 80 % of the respondents were aware of cost estimation by actual record and 91 % responded that there is a problem in cost estimation by actual record. As to the trade of which the problem of cost estimation by actual record is most serious, the response showed that the biggest problem is in frame work.
doi:10.22260/isarc2011/0289 fatcat:3pkmpub3xfewhbctjxu2whlc2q