Key components of successful post–hurricane reconstruction of transportation infrastructures

IF 1.9 Q3 ENGINEERING, CIVIL
Elnaz Safapour, Sharareh Kermanshachi, Behzad Rouhanizadeh
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Abstract

PurposeIn the aftermath of hurricanes, the damage levied on transportation infrastructures increases the timeliness of emergency responses and recovery procedures, making it essential that they are reconstructed as quickly as possible – on time and within budget. The aim of this study was to determine significant performance indicators (PIs) that considerably affect cost and schedule performance as well as reworks in post–hurricane reconstruction of transportation infrastructure including highways, bridges, roadways, etc. Additionally, the determined PIs were clustered to investigate key components.Design/methodology/approachThe root causes of reconstruction projects' poor performance were identified through the existing literature, and 30 transportation infrastructure case studies were analyzed to determine the significant PIs that corresponded to cost, schedule performance and reworks. The factor analysis method was used to cluster the significant PIs and determine the key components affecting them.FindingsEight key components were found for cost, eight for schedule performance and six for reworks. The key components of cost performance are shortage of resources, information management, coordination, safety, location, quality of materials, quality of resources and project complexity. The key components of reconstruction schedule performance are human resources, risk management, work suspension, material resources, productivity, on-site inspections, geometrical characteristics and level of reconstruction complexity. The six key components of reconstruction reworks are logistic management, pace of decision-making, accommodation for staff, environmental issues, available temporary paths and volume of debris.Originality/valueThe outcomes of this research will assist authorities and decision makers in identifying and evaluating the critical root causes of poor cost performance, poor schedule performance and reworks and will enable them to facilitate the timely and effective allocation of resources.
成功重建飓风后交通基础设施的关键要素
目的飓风过后,对交通基础设施造成的破坏增加了应急反应和恢复程序的及时性,因此必须在预算范围内尽快重建这些基础设施。本研究的目的是确定重大绩效指标(pi),这些指标在飓风后重建交通基础设施(包括高速公路、桥梁、道路等)的成本和进度绩效以及返工方面具有重要影响。此外,将确定的pi聚类以调查关键组件。设计/方法/途径通过现有文献确定了重建项目表现不佳的根本原因,并分析了30个交通基础设施案例研究,以确定与成本、进度绩效和返工相关的重要pi。采用因子分析法对显著性指数进行聚类,确定影响指数的关键成分。发现8个关键部件与成本有关,8个与进度性能有关,6个与返工有关。成本绩效的关键组成部分是资源短缺、信息管理、协调、安全、位置、材料质量、资源质量和项目复杂性。重建进度执行的关键组成部分是人力资源、风险管理、停工、材料资源、生产力、现场检查、几何特征和重建复杂程度。重建工程的六个关键组成部分是后勤管理、决策速度、工作人员住宿、环境问题、可用的临时道路和碎片的数量。独创性/价值本研究的结果将有助于当局和决策者识别和评估低性价比、低进度表现和返工的关键根本原因,并使他们能够促进及时有效的资源分配。
本文章由计算机程序翻译,如有差异,请以英文原文为准。
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来源期刊
CiteScore
4.30
自引率
9.10%
发文量
41
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