CAUSES OF SCAFFOLD ACCIDENTS IN CONSTRUCTION INDUSTRY

Author(s):  
Muizz Sanni-Anibire ◽  
Abubakar Mahmoud ◽  
Majed Al-Ayouni

The construction industry is recognized as one of the most hazardous industries globally. Moreover, the rising trend of urbanization in many developing countries has ushered in a new era of high-rise construction, thus increasing the frequency of hazards related to working at height. Accident records in Saudi Arabia reveal that the construction industry accounted for 46.4% of industrial accidents, while fall-related injury accounted for 27% of the recorded injuries. Scaffolding is the most common access equipment used to work at height. Thus, the first stage in controlling the risks of falls from a height may be to identify the causes of scaffold accidents. This study presents 36 causes of scaffold accidents classified into five relevant groups, which have been identified through a thorough review of the extant literature. Additionally, the causes have been arranged in a survey designed based on a Likert scale of importance. Subsequently, 120 copies were administered to construction professionals in the Eastern Province of Saudi Arabia, with a 75% response rate. The Relative Importance Index (RII) was adopted to analyze the feedback. The results revealed that the top three causes of scaffold accidents include: “insufficient bracing/anchorage” (RII of 0.927), “scaffolding erected by incompetent professionals” (RII of 0.926), and “missing/faulty guardrails” (RII of 0.919). This study is of potential benefit to concerned stakeholders in the construction industry.

2021 ◽  
Vol 6 (2) ◽  
pp. 151-158
Author(s):  
Shadrack Mutungi Simon

Resource Planning and Leveling are two critical areas of resource management which need to be implemented by contractors to aid in construction project execution. However, in the process of undertaking these processes in their projects, contractors meet a number of challenges which discourage them from implementing Resource Planning and Leveling. Nonetheless, Resource Planning and Leveling has a number of benefits which may not be known by some contractors. The purpose of this research therefore was to establish and evaluate the challenges and benefits associated with Resource Planning and Leveling. A survey design was adopted by the researcher. A sample of 106 respondents was selected randomly and a response rate of 76% was achieved. Quantitative data was analysed using descriptive statistics and relative importance index analysis while qualitative data was analysed thematically. Contractors were found to experience serious challenges in their quest to execute Resource Planning and Leveling in their projects. The three most pressing challenges experienced by contractors were found to be: project delays (RII=0.8597); technical incompetence (RII=0.8564); materials shortages or late delivery (RII=0.8390). A number of benefits were found to entice contractors to carry out Resource Planning and Leveling in their projects. The three most significant benefits were: establishing plans for material delivery (RII=0.9215); balanced resources, reducing over allocations or overtime (RII=0.9165) and determining or predicts resources needed (RII=0.9139).


Author(s):  
K. C. Okolie ◽  
F. O. Ezeokoli ◽  
D. O. Fadumo

The research evaluates the drivers toward positioning Nigerian construction industry for global competitiveness in the 21st century. Being a survey research, questionnaires containing information relating to issues and drivers on global competitiveness were administered to selected construction practitioners in Anambra State, Nigeria. Accordingly, a total of 84 questionnaires were administered out of which 80 copies were completed, returned and found useful.  This corresponds to a response rate of 95%. Data collected were analyzed and presented using mean score, percentages, relative importance index (RII) and tables. The study found that the identified twelve (12) drivers of global competitiveness were all significant in the study area. However, the most perceived significant drivers for global competitiveness in the study area is labour market efficiency. Also, the study observed that the Nigerian construction industry operates at the level of factor-driven economy. Therefore, the study concluded by recommending that construction firms must   find appropriate strategies that would help to improve and strengthen their digital innovation, institutional, technological and infrastructural needs. This will place them in good standing for global competitiveness in the future.


2019 ◽  
Vol 8 (3) ◽  
pp. 2100-2107

Construction-related conflict is one of the issues that require considerable attention in the construction industry. Hence, this study intends to identify the factors causing conflict among the construction players in Sarawak, Malaysia. Simple random sampling was used to select the respondents for this research. Respondents for this research comprised contractors, consultants, and clients in organizations. Out of 196 distributed copies of the questionnaire, a total of 80 copies were completed and returned amounting to40.81% response rate. The Statistical Package for Social Science (SPSS) was used to obtain descriptive statistics. The Relative Importance Index (RII) was used to rank the factors causing conflict. A total of twenty-five (25) factors were identified. Insufficient funding was ranked the most severe among factors causing the client-related conflict. Changes in design was ranked first among factors causing the contractor-related conflict. Poor contract management was ranked first among the factors causing the consultant-related conflict. The findings in this research complement the existing body of knowledge on construction-related disputes. This research has provided a better understanding of the factors that could lead to conflicts among the construction players during the execution of construction projects.


2021 ◽  
Vol 2021 ◽  
pp. 1-9
Author(s):  
Mohammad Abazid ◽  
Hüseyin Gökçekuş ◽  
Tahir Çelik

Total Quality Management (TQM) is based on the conceptions of managing and enhancing the success of construction projects. When applied, TQM improves execution of time management of project, satisfies clients’ needs, minimizes the expenses and increases the profit of contractor, and fulfils safety regulations on the construction site. This research is aimed at evaluating the impacts of employing the concepts of TQM to the construction projects in Saudi Arabia. The results of the study were obtained through utilization of a descriptive analytical approach, where 300 questionnaires were distributed to engineering firms and companies with a response rate of 200 questionnaires, hence achieving the study sample for this research. The data gathered was analyzed by applying the Statistical Package for Social Science (SPSS) program and calculating the relative importance index (RII) and the mean values. From the research conducted, the outcomes showed that the management’s ability to commit using TQM while applying BIM obtained a relative importance of (0.717), while the relative importance for the management’s ability to commit using TQM without the application of BIM is (0.552). The results showed that construction projects in Saudi Arabia still sustain setbacks from applying TQM concepts and suffer from the lack of administrative, scientific, and technical applications.


Author(s):  
Aly Elgayar ◽  
Salwa Mamoun Beheiry ◽  
Alaa Jabbar ◽  
Hamad Al Ansari

Purpose Over the past decade, the United Arab Emirates (UAE) introduced several green regulatory guidelines, federal decrees, and a considerable number of environmentally friendly initiatives. Hence, the purpose of this paper is to investigate the top green materials and systems used currently in the UAE construction industry as per the new laws dictate as well as see if professionals are switching over to incorporate more green materials, systems, and/or designs. Design/methodology/approach The work involved reviewing internationally popular green materials and systems for construction, developing a questionnaire based on the literature review, surveying professionals in the seven UAE emirates, and ranking the findings based on the relative importance index. Findings Findings found the top used green materials and system in the UAE’s construction industry. As well as identified that there is a communication gap between the design and implementation phases that is possibly hindering the use of more green materials and systems. Originality/value This study sets a baseline to measure the UAE’s progress over the coming years in terms of integrating more green construction materials, systems, methodologies, and trends.


Author(s):  
Raja Khan Mohammed Gopang ◽  
◽  
Qadir Buxalias Imran ◽  
Sasitharan Nagapan ◽  
◽  
...  

Railway construction industry has devoted vast amount of resources into advancing the management and technology of railway construction, yet most project in this industry often failed to comply with the set deadlines and budget limits. This study was conducted to recognize the critical factors that are causing delays in the construction of Riyadh Metro project, Saudi Arabia. From a thorough literature review, thirty-six (36) factors causing delays were identified which were then distributed to qualified industry experts in a survey questionnaire. A total of 105 respondents were gathered during the data collection. The datawas then evaluated statistically by utilizing different calculation tools that are frequency adjusted importance index for the delay factor ranking, and Spearman's correlation coefficient for the link between two different set of data. The result of this research identified the top five main delay factors to the railway construction projects which are “Client's decision-making process and changes in control procedures”, “Design Errors (including ambiguities and discrepancies of details/specifications)”, “Labor skills level”, “Design changes by Client or Consultant” and lastly, “Issues regarding permissions/ approvals from other stakeholders”.Finally, this study is hoped to help the railway construction industry in bettering itself by highlighting which issues should be focused on to counter the delays and reduce downtimes.


2020 ◽  
Vol 14 (1) ◽  
pp. 98-110
Author(s):  
Mohammed A. Al-Hammadi ◽  
Wei Tian

Background: The Building Information Modeling (BIM) revolution can provide a solution for problems in the Saudi Arabian construction industry and improve its outcomes. Though this technology is increasingly and rapidly adopted in advanced countries, developing countries such as Saudi Arabia and the Gulf Cooperation Council countries (GCC) are still in the early stages of BIM adoption. Objective: This study investigates the current state of BIM technology adoption by exploring and analyzing the critical challenges and barriers to BIM technology utilization in the construction sectors. Methods: The quantitative approach is adopted via a survey questionnaire distributed to participants in the field of construction projects in the Architecture, Engineering, and Construction (AEC) industry. A total of 228 questionnaires are collected and analyzed using the statistical packaging for social science software. Results: Findings show that several significant barriers negatively affect the utilization of BIM. The major barriers to BIM adoption are related to the lack of demand, lack of experts, and poor awareness of BIM benefits, which have relative importance indexes of (RII = 89.910), (RII = 88.475), and (RII = 87.130), respectively. Meanwhile, unspecified data responsibilities, difficulty of learning BIM, lack of data sharing, and sufficient current technology constitute the lowest-ranking barriers with their relative importance indexes of (RII = 71.704), (RII = 70.807), (RII = 66.413), and (RII = 65.874), respectively. Conclusion: The findings of this study are highly significant and can become more helpful and interesting if further research can measure the methodologies to implement BIM technology in the Kingdom of Saudi Arabia.


2021 ◽  
Vol 19 ◽  
Author(s):  
Noor Suzilawati Rabe ◽  
Mariana Mohamed Osman ◽  
Muhammad Faris Abdullah ◽  
Zakiah Ponrahono ◽  
Izlan Fitri Abdul Aziz

Recently, demand for high-rise residential has increased every year and shifted residential development patterns from vertical to horizontal development. Living in high-rise residential will require residents to share common facilities and resources. For that, a management body is known as Management Corporation (MC) or Joint Management Body (JMB) is established. This management body is responsible to collect the service charge from residents, as well as managing and maintaining the buildings and common property. However, a review of the literature has found out gaps between the MC responsibility and residents’ satisfaction. Driven by study objectives, this study focuses on exploring issues faced by the tenants living in the selected high-rise strata housing. Through a questionnaire survey, responses are randomly collected and analysed. A descriptive table, Relative Importance Index (RII) and correlation test are used in the analysis to provide findings for the study.


Author(s):  
Waqas Farid ◽  
Nadeem Ishaq Kureshi ◽  
Suqrat Babar ◽  
Shahid Mahmood

The aim of this paper is to identify various risk factors faced by construction industry during execution phase of the project. Relevant published literature was studied for the identification of the risk factors and professionals from the local construction industry of Pakistan were asked to rank these risk factors as per their impact on the local projects. Qualitative risk analysis was conducted using the RII (Relative Importance Index) scores and risk scores were calculated. To improve the quality of construction key risk factors highly influencing the local construction industry of Pakistan were identified. Amongst these factors, Construction delays due to unforeseen impediments, payment delays from Client and unreasonable and inflexible decisions were the crest causes highly influencing the project outcome. The top ten risks faced at projects in Pakistan were listed, discussed and conclusions were drawn.


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