Methods of Valuing Construction Variation in Lump Sum Contract from the Public Client’s Perspective
| Autor: | Nurul Asra Abd. Rahman, Zainab Mohmad Zainordin, Shaza Rina Sahamir, Zul Khafiz Mohd Khalid |
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| Rok vydání: | 2019 |
| Předmět: |
Microeconomics
020303 mechanical engineering & transports Variation (linguistics) 0203 mechanical engineering lcsh:TA1-2040 021105 building & construction Perspective (graphical) 0211 other engineering and technologies Economics 02 engineering and technology lcsh:Engineering (General). Civil engineering (General) Lump sum |
| Zdroj: | MATEC Web of Conferences, Vol 266, p 03023 (2019) |
| ISSN: | 2261-236X |
| DOI: | 10.1051/matecconf/201926603023 |
| Popis: | A valuation of variation orders has become a daily task on large construction contracts. It is a norm where one of the contracting parties disagrees about the valuation of work done. Therefore, the valuation of variation orders has become one of the main causes of conflicts and disputes in construction management. The aims of study to determine the best practicing method in valuing a variation order for lump sum contract and identify the main related causes of variation project. The mixed method (interview and case study) of research was adopted in the collection of necessary data. Interview was conducted from 6 construction expert (clients) were analyzed. 6 case study building projects were selected by targeting sampling technique and used as the source of data for this study. The data were analysed with frequencies, sums and percentages. The study found that the client needs, lack of coordination during design and omission in design are the main causes of variation. An analysis of data indicated that used schedule of rate, fair market rate, daywork rate and negotiation are the four most famous method practicing in valuing a variation order in lump sum contract but its rely on the circumstances and the character of works. |
| Databáze: | OpenAIRE |
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