Optimizing Budget Deficit in Multi-Construction Projects Using Sequential Quadratic Programming

Construction companies frequently struggle with poor cash flow management of their projects. Financial terms, including retainage, advance payments, and interest rates, significantly impact the project’s cash flow. This study investigates the financial aspects of projects with close beginnings. In a...

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Main Authors: Hasan Musaab Falih, Sodani Noor A. Abdul-Jabbar Al, Salih Jihan Maan, Mohammed Sawsan Rasheed
Format: Article
Language:English
Published: Sciendo 2024-12-01
Series:Civil and Environmental Engineering
Subjects:
Online Access:https://doi.org/10.2478/cee-2024-0058
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author Hasan Musaab Falih
Sodani Noor A. Abdul-Jabbar Al
Salih Jihan Maan
Mohammed Sawsan Rasheed
author_facet Hasan Musaab Falih
Sodani Noor A. Abdul-Jabbar Al
Salih Jihan Maan
Mohammed Sawsan Rasheed
author_sort Hasan Musaab Falih
collection DOAJ
description Construction companies frequently struggle with poor cash flow management of their projects. Financial terms, including retainage, advance payments, and interest rates, significantly impact the project’s cash flow. This study investigates the financial aspects of projects with close beginnings. In addition, considers how to deal with financial deficits by suggesting a multi-project scheduling optimization model to minimize maximum negative cash flow while maintaining maximum profit. Sequential quadratic programming algorithms (SQP) generate workable schedules that optimally use available resources. Several scenarios have been used to test and examine the model. The outcomes indicate a decrease in negative cash flow for company 1 from (-1,852,096) to (-1,817,485) and for company 2 from (-484,524) to (-459,769) in scenario 1. Furthermore, a decrease in negative cash flow to (-1,661,660) alongside a profit of (776,593) for company 1 and a decrease to (-434,970) alongside a profit of (141,228) for company 2 in scenario 2. On the other hand, a decrease in negative cash flow to (-1,698,992) alongside a profit of (786,243) for company 1 and a decrease to (-370,815) alongside a profit of (209,363) for company 2 in scenario 3.
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institution Kabale University
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publishDate 2024-12-01
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spelling doaj-art-1adb0598ec204e4289dacb6494d5e67a2025-02-02T15:47:53ZengSciendoCivil and Environmental Engineering2199-65122024-12-0120276778910.2478/cee-2024-0058Optimizing Budget Deficit in Multi-Construction Projects Using Sequential Quadratic ProgrammingHasan Musaab Falih0Sodani Noor A. Abdul-Jabbar Al1Salih Jihan Maan2Mohammed Sawsan Rasheed3General Directorate of Education Baghdad Rusafa First, Ministry of Education, IraqDepartment of Civil Engineering, Al-Rafidain University College, Baghdad, IraqInstitute of Technology-Baghdad, Middle Technical University, IraqDepartment of Civil Engineering, University of Baghdad, Baghdad, IraqConstruction companies frequently struggle with poor cash flow management of their projects. Financial terms, including retainage, advance payments, and interest rates, significantly impact the project’s cash flow. This study investigates the financial aspects of projects with close beginnings. In addition, considers how to deal with financial deficits by suggesting a multi-project scheduling optimization model to minimize maximum negative cash flow while maintaining maximum profit. Sequential quadratic programming algorithms (SQP) generate workable schedules that optimally use available resources. Several scenarios have been used to test and examine the model. The outcomes indicate a decrease in negative cash flow for company 1 from (-1,852,096) to (-1,817,485) and for company 2 from (-484,524) to (-459,769) in scenario 1. Furthermore, a decrease in negative cash flow to (-1,661,660) alongside a profit of (776,593) for company 1 and a decrease to (-434,970) alongside a profit of (141,228) for company 2 in scenario 2. On the other hand, a decrease in negative cash flow to (-1,698,992) alongside a profit of (786,243) for company 1 and a decrease to (-370,815) alongside a profit of (209,363) for company 2 in scenario 3.https://doi.org/10.2478/cee-2024-0058optimizingbudget deficitmulti-construction projectssequential quadratic programmingmaximum negative cash flow.
spellingShingle Hasan Musaab Falih
Sodani Noor A. Abdul-Jabbar Al
Salih Jihan Maan
Mohammed Sawsan Rasheed
Optimizing Budget Deficit in Multi-Construction Projects Using Sequential Quadratic Programming
Civil and Environmental Engineering
optimizing
budget deficit
multi-construction projects
sequential quadratic programming
maximum negative cash flow.
title Optimizing Budget Deficit in Multi-Construction Projects Using Sequential Quadratic Programming
title_full Optimizing Budget Deficit in Multi-Construction Projects Using Sequential Quadratic Programming
title_fullStr Optimizing Budget Deficit in Multi-Construction Projects Using Sequential Quadratic Programming
title_full_unstemmed Optimizing Budget Deficit in Multi-Construction Projects Using Sequential Quadratic Programming
title_short Optimizing Budget Deficit in Multi-Construction Projects Using Sequential Quadratic Programming
title_sort optimizing budget deficit in multi construction projects using sequential quadratic programming
topic optimizing
budget deficit
multi-construction projects
sequential quadratic programming
maximum negative cash flow.
url https://doi.org/10.2478/cee-2024-0058
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AT sodaninooraabduljabbaral optimizingbudgetdeficitinmulticonstructionprojectsusingsequentialquadraticprogramming
AT salihjihanmaan optimizingbudgetdeficitinmulticonstructionprojectsusingsequentialquadraticprogramming
AT mohammedsawsanrasheed optimizingbudgetdeficitinmulticonstructionprojectsusingsequentialquadraticprogramming