ANALISIS FAKTOR PERUBAHAN DESAIN DALAM PROYEK PEMBANGUNAN JALAN LAYANG (FLYOVER) GANEFO (MRANGGEN)

Abstract

Every project is rarely found that does not experience design changes. factors that affect a project
such as delays in project implementation due to design changes resulting in the project experiencing additional or reduced costs. The aims of the research are: (1) to analyze what factors
influence the delay in completing work, (2) to determine work items that experience changes in
work, (3) to calculate the costs due to changes in work items, (4) to research and identify to take
steps and determine appropriate actions to carry out project work when design changes occur.
This study refers to the results of the questionnaire to determine the rankings of each factor and
the actions taken, BQ (Bill Of Quantity) and the price of the work unit. The calculation method
uses Haekal Hassan analysis, Jantje B. Mangare, Pingkan A.K.Pratasis descriptive statistical
method by determining the mean and calculating the Relative Importance Index (IKR) value. The
results of the questionnaire obtained from 10 respondents showed that (1) the most influential
factor was the poor coordination during the design process with a statistical value of 9.3. (2) From
the results of the calculation of the volume of work, there are 64 items that have changed. (3) the
addition of less costs and work results in no difference in costs after a change. (4) And the action
to carry out work that is very influential, namely the action of a request from the owner must have
a clear order with a statistical result of 9.4.