An Implementation of Lean Concept with 5S to Eliminate Material Waste in Precast Factory

Precast industry is currently experiencing an increase in demand from consumers. Due to increasing demand, a wide variety of products, and push production systems, factories suffer from excess waste, disorganized workplaces, and unhealthy working environments, so it needs a method to overcome these...

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Main Authors: Roland Gasenda Suryaningrat, Indradi Wijatmiko, Yatnanta Padma Devia
Format: Article
Language:English
Published: University of Brawijaya 2023-01-01
Series:Rekayasa Sipil
Subjects:
Online Access:https://rekayasasipil.ub.ac.id/index.php/rs/article/view/997/567
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author Roland Gasenda Suryaningrat
Indradi Wijatmiko
Yatnanta Padma Devia
author_facet Roland Gasenda Suryaningrat
Indradi Wijatmiko
Yatnanta Padma Devia
author_sort Roland Gasenda Suryaningrat
collection DOAJ
description Precast industry is currently experiencing an increase in demand from consumers. Due to increasing demand, a wide variety of products, and push production systems, factories suffer from excess waste, disorganized workplaces, and unhealthy working environments, so it needs a method to overcome these problems. In overcoming this problem, research was carried out by implementing a lean concept with the concept of Seiri, Seiton, Seiso, Seiketsu, Shitsuke (5S) on the handling of waste materials that occur in the precast concrete production process. Material waste is obtained from interviews and analysis of the production cost budget assisted by the Pareto 80/20 method to determine materials that are included in the waste category. From the results of the Pareto analysis, it was found that 5 materials were wasted, namely Reinforcement Ø 13, Concrete Sand, Wire, Oil Formwork Console, and PC Strand 12.7. Then the results are re-analyzed with cause analysis based on the results of brainstorming with a quantity surveyor, two material wastages were obtained, namely wire and formwork console oil. The waste will be repaired with the seiri concept in the form of making a warehouse near the work area, so that later it will eliminate material wastage so that it can save oil. 2930-liter console formwork and 5915 kilograms of wire, with a total cost savings of IDR 123,758.060
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spelling doaj.art-889cb3df0afc420e80935caa701326a52023-01-04T02:30:55ZengUniversity of BrawijayaRekayasa Sipil1978-56582502-63482023-01-01171667010.21776/ub.rekayasasipil.2023.017.01.9An Implementation of Lean Concept with 5S to Eliminate Material Waste in Precast FactoryRoland Gasenda Suryaningrat0Indradi Wijatmiko1Yatnanta Padma Devia2Universitas BrawijayaUniversitas BrawijayaUniversitas BrawijayaPrecast industry is currently experiencing an increase in demand from consumers. Due to increasing demand, a wide variety of products, and push production systems, factories suffer from excess waste, disorganized workplaces, and unhealthy working environments, so it needs a method to overcome these problems. In overcoming this problem, research was carried out by implementing a lean concept with the concept of Seiri, Seiton, Seiso, Seiketsu, Shitsuke (5S) on the handling of waste materials that occur in the precast concrete production process. Material waste is obtained from interviews and analysis of the production cost budget assisted by the Pareto 80/20 method to determine materials that are included in the waste category. From the results of the Pareto analysis, it was found that 5 materials were wasted, namely Reinforcement Ø 13, Concrete Sand, Wire, Oil Formwork Console, and PC Strand 12.7. Then the results are re-analyzed with cause analysis based on the results of brainstorming with a quantity surveyor, two material wastages were obtained, namely wire and formwork console oil. The waste will be repaired with the seiri concept in the form of making a warehouse near the work area, so that later it will eliminate material wastage so that it can save oil. 2930-liter console formwork and 5915 kilograms of wire, with a total cost savings of IDR 123,758.060https://rekayasasipil.ub.ac.id/index.php/rs/article/view/997/567lean concept5sparetoefficiency
spellingShingle Roland Gasenda Suryaningrat
Indradi Wijatmiko
Yatnanta Padma Devia
An Implementation of Lean Concept with 5S to Eliminate Material Waste in Precast Factory
Rekayasa Sipil
lean concept
5s
pareto
efficiency
title An Implementation of Lean Concept with 5S to Eliminate Material Waste in Precast Factory
title_full An Implementation of Lean Concept with 5S to Eliminate Material Waste in Precast Factory
title_fullStr An Implementation of Lean Concept with 5S to Eliminate Material Waste in Precast Factory
title_full_unstemmed An Implementation of Lean Concept with 5S to Eliminate Material Waste in Precast Factory
title_short An Implementation of Lean Concept with 5S to Eliminate Material Waste in Precast Factory
title_sort implementation of lean concept with 5s to eliminate material waste in precast factory
topic lean concept
5s
pareto
efficiency
url https://rekayasasipil.ub.ac.id/index.php/rs/article/view/997/567
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