A Novel Resource-Leveling Approach for Prefabricated Construction Project Based on Genetic Algorithm

Author(s):  
Miao Yu ◽  
Yang Wang ◽  
Xiaoqing Xu
2019 ◽  
Vol 46 (2) ◽  
pp. 81-86 ◽  
Author(s):  
S. Madeh Piryonesi ◽  
Mehran Nasseri ◽  
Abdollah Ramezani

Overtime and over-budget construction projects are not pleasant to any stakeholder. Stakeholders want construction projects to be completed without delay and excessive cost. It is possible to meet these objectives by using resource management techniques such as resource leveling. Due to the limitation of resources and different types of them in a construction project, optimizing the resource utilization is crucial. In this paper, a meta-heuristic simulated annealing resource leveling model is presented. The novelty of this model lies not only in the type of modeling and optimization but also in its assumptions. Our model simultaneously allows activities to split and considers a limitation in resource availabilities. The developed model was implemented in a computer program. Then, it was applied to an example from the literature of resource leveling. The model successfully solved the problem. The results of our model are compared with those already available in the literature.


2015 ◽  
Vol 19 (1) ◽  
pp. 43-60 ◽  
Author(s):  
Hongbo Li ◽  
Erik Demeulemeester

2011 ◽  
Vol 137 (2) ◽  
pp. 137-146 ◽  
Author(s):  
Seyed Hossein Hashemi Doulabi ◽  
Abbas Seifi ◽  
Seyed Yasser Shariat

2018 ◽  
Vol 18 (1) ◽  
pp. 39-47
Author(s):  
Deddy Purnomo Retno ◽  
Astuti Astuti ◽  
Zulfadli Tamimi

[ID] Tenaga kerja merupakan salah satu sumber daya manusia yang penting, karena seringkali penyediaannya terbatas, baik karena faktor kualitas maupun hal-hal lain. Kemudian kelebihan tenaga keja akan mengakibatkan pemborosan biaya serta kekurangan tenaga kerja akan mengakibatkan keterlambatan pelaksanaan proyek yang telah dijadwalkan. Tujuan tugas akhir ini adalah untuk menentukan sumber daya manusia yang efektif dalam pelaksanaan proyek Pembangunan Ruang Kelas Baru Ponpes Daarun Nahdah Thawalib Bangkinang, dan untuk mengetahui berapa banyak biaya yang diperlukan untuk kebutuhan penggunaan sumber daya manusia. Metode Perataan Sumber Daya (Resource Leveling) dapat digunakan untuk mendapatkan histogram penggunaan tenaga kerja yang efektif dalam pelaksanaan proyek konstruksi sehingga tidak terjadi penurunan dan peningkatan penggunaan tenaga kerja diawal, ditengah dan diakhir jadwal pelaksanaan pekerjaan. Proses Resource Leveling dilakukan menggunakan bantuan aplikasi Microsoft Project 2013. Dari hasil penelitian diperoleh penggunaan tenaga kerja rencana dan tenaga keja setelah perataan (leveling) yaitu sebanyak 790 orang dengan biaya sebesar Rp. 375.270.000,00 yang terdiri dari 470 orang pekerja dengan biaya sebesar Rp. 207.270.000,00 dan 320 orang tukang dengan biaya sebesar Rp. 168.000.000,00. Sedangkan tenaga kerja realisasi atau lapangan sebanyak 831 orang dengan biaya sebesar Rp. 382.011.000,00 yang terdiri dari 646 orang pekerja dengan biaya sebesar Rp. 284.886.000,00  dan 185 orang tukang dengan biaya sebesar Rp. 97.125.000,00. Dengan demikian tenaga kerja rencana dan setelah perataan lebih hemat biaya sebesar Rp. 6.741.000,00 dibandingkan tenaga kerja realisasi. [EN] Labor is one of the most important human resources, because it is often limited in provision, both because of the quality factor and other things. Then the excess work force will lead to waste of costs and labor shortages will result in delays in the implementation of projects that have been scheduled. The purpose of this thesis is to determine the effective human resources in the implementation of the New Classroom Building Project Ponpes Daarun Nahdah Thawalib Bangkinang, and to find out how much cost is needed for the needs of human resource use. Resource Leveling Methods can be used to obtain an effective employment histogram in the implementation of a construction project so that there is no decrease and increased use of labor at the beginning, middle and end of the job execution schedule. The Resource Leveling process is done using Microsoft Project 2013 help. From the result of the research, it is found that the use of workforce of plan and work force after leveling is 790 people with the cost of Rp. 375,270,000.00, consisting of 470 workers at a cost of Rp. 207.270.000,00 and 320 craftsmen at a cost of Rp. 168,000,000.00. While the labor realization or field as many as 831 people with a fee of Rp. 382.011.000,00 consisting of 646 workers with a fee of Rp. 284,886,000,00 and 185 carpenters at a cost of Rp. 97.125.000,00. Thus the workforce of the plan and after smoothing is more cost effective at Rp. 6,741,000.00 compared to realization workforce.


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