Construction tender price estimation standardization (TPES) in Malaysia: modeling using fuzzy neural network

Purpose: The pre-tender estimation process is still a hazy and inaccurate process, despite it has been practiced over decades, especially in Malaysia. The methods evolved over time largely depend on the amount of information available at the time of estimation. More often than not, the estimate prod...

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Main Authors: Hassim, Salihudin, Muniandy, Ratnasamy, Ales @ Alias, Aidi Hizami, Abdullah, Pedram
Format: Article
Language:English
Published: Emerald Publishing 2018
Online Access:http://psasir.upm.edu.my/id/eprint/72112/1/Construction%20tender%20price%20estimation%20standardization.pdf
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author Hassim, Salihudin
Muniandy, Ratnasamy
Ales @ Alias, Aidi Hizami
Abdullah, Pedram
author_facet Hassim, Salihudin
Muniandy, Ratnasamy
Ales @ Alias, Aidi Hizami
Abdullah, Pedram
author_sort Hassim, Salihudin
collection UPM
description Purpose: The pre-tender estimation process is still a hazy and inaccurate process, despite it has been practiced over decades, especially in Malaysia. The methods evolved over time largely depend on the amount of information available at the time of estimation. More often than not, the estimate produced during the pre-tender stage is far more than the tender cost of the project and sometimes, it is perilously underestimated and caused major problems to the client in the monetary planning. The purpose of this paper is to determine the most influential factors on the deviation of pre-tender cost estimation in Malaysia by conducting a survey. Design/methodology/approach: Fuzzy logic, combined with artificial neural network method (fuzzy neural network) was then used to develop an estimating model to aid the pre-tender estimation process. Findings: The results showed that the model is able to shift the cost estimation toward accuracy. This model can be used to improve the pre-tender estimation accuracy, enabling the client to take the necessary early measures in preparing the funding for a building project in Malaysia. Originality/value: To the authors’ knowledge, this is the first study on tender price estimation standardization for a construction project in Malaysia. In addition, the authors have used factors from literature for the model, which shows the thoroughness of the developed model. Thus, the findings and the model developed in this study should be able to assist contractors in coming out with a more accurate tender price estimation.
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spelling upm.eprints-721122020-03-02T02:05:14Z http://psasir.upm.edu.my/id/eprint/72112/ Construction tender price estimation standardization (TPES) in Malaysia: modeling using fuzzy neural network Hassim, Salihudin Muniandy, Ratnasamy Ales @ Alias, Aidi Hizami Abdullah, Pedram Purpose: The pre-tender estimation process is still a hazy and inaccurate process, despite it has been practiced over decades, especially in Malaysia. The methods evolved over time largely depend on the amount of information available at the time of estimation. More often than not, the estimate produced during the pre-tender stage is far more than the tender cost of the project and sometimes, it is perilously underestimated and caused major problems to the client in the monetary planning. The purpose of this paper is to determine the most influential factors on the deviation of pre-tender cost estimation in Malaysia by conducting a survey. Design/methodology/approach: Fuzzy logic, combined with artificial neural network method (fuzzy neural network) was then used to develop an estimating model to aid the pre-tender estimation process. Findings: The results showed that the model is able to shift the cost estimation toward accuracy. This model can be used to improve the pre-tender estimation accuracy, enabling the client to take the necessary early measures in preparing the funding for a building project in Malaysia. Originality/value: To the authors’ knowledge, this is the first study on tender price estimation standardization for a construction project in Malaysia. In addition, the authors have used factors from literature for the model, which shows the thoroughness of the developed model. Thus, the findings and the model developed in this study should be able to assist contractors in coming out with a more accurate tender price estimation. Emerald Publishing 2018 Article PeerReviewed text en http://psasir.upm.edu.my/id/eprint/72112/1/Construction%20tender%20price%20estimation%20standardization.pdf Hassim, Salihudin and Muniandy, Ratnasamy and Ales @ Alias, Aidi Hizami and Abdullah, Pedram (2018) Construction tender price estimation standardization (TPES) in Malaysia: modeling using fuzzy neural network. Engineering, Construction and Architectural Management, 25 (3). 443 - 457. ISSN ISSN: 0969-9988; ESSN: 1365-232X https://www.emerald.com/insight/content/doi/10.1108/ECAM-09-2016-0215/full/html 10.1108/ECAM-09-2016-0215
spellingShingle Hassim, Salihudin
Muniandy, Ratnasamy
Ales @ Alias, Aidi Hizami
Abdullah, Pedram
Construction tender price estimation standardization (TPES) in Malaysia: modeling using fuzzy neural network
title Construction tender price estimation standardization (TPES) in Malaysia: modeling using fuzzy neural network
title_full Construction tender price estimation standardization (TPES) in Malaysia: modeling using fuzzy neural network
title_fullStr Construction tender price estimation standardization (TPES) in Malaysia: modeling using fuzzy neural network
title_full_unstemmed Construction tender price estimation standardization (TPES) in Malaysia: modeling using fuzzy neural network
title_short Construction tender price estimation standardization (TPES) in Malaysia: modeling using fuzzy neural network
title_sort construction tender price estimation standardization tpes in malaysia modeling using fuzzy neural network
url http://psasir.upm.edu.my/id/eprint/72112/1/Construction%20tender%20price%20estimation%20standardization.pdf
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AT alesaliasaidihizami constructiontenderpriceestimationstandardizationtpesinmalaysiamodelingusingfuzzyneuralnetwork
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