DETERMINANTS OF CHANGE ORDERS IN BUILDING CONSTRUCTION PROJECTS IN NORTHERN NIGERIA
Kolawole, A. Richard; Kamau.K. Peter; Munala Gerryshom

Abstract
The increasing rate of delays resulting from change orders is harmfully upsetting the apt delivery of building construction projects. This paper evaluated construction stakeholders' perception on the causes of change orders in Northern Nigeria and their effects on public building projects. Responses from construction stakeholders were extracted by questionnaires: a total of 33 causes and 19 consequential effects were identified from literature which formed the basis of the questionnaire. The results suggest that client and consultants action are significantly responsible for change orders in public building construction projects in northern Nigeria. The study concluded that adequate project planning; application of building information modelling (BIM); timely decision and improve expertise of construction professional can help minimize change orders.

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