The paper investigates the construction wastes that are potentially hazardous to the environment. It adopts the use of interviews and site investigations to collate data for analysis. The degree ...

Construction waste is a global problem, including in New Zealand where it makes up 40–50% of landfill waste. Accurately measuring construction waste is crucial to reduce its impact on New ...

1) Management peoples are most responsible for generation of Construction Waste. 2) Implementation of Construction Waste Reduction Techniques is essential. 3) Contractor plays an important role in Construction Waste Generation. 4) Over-reliance on sub-contractor is a major cause of Construction Waste.

Construction creates an estimated third of the world's overall waste, and at least 40% of the world's carbon dioxide emissions. Compare that to the 2-3% caused by aviation, which people fret far ...

Due to the deposition of waste materials, the topography can be altered, potentially affecting local ecosystems. If hazardous materials are used or uncovered during construction, they can contaminate the soil. Every construction site, at one point or another, deals with spills — oils, solvents, and various chemicals.

The influence of brick content on the backfilling effect of construction waste. It was found that the water absorption performance of the test group with more waste bricks was significantly improved, and the maximum dry density was correspondingly reduced. There is more brick content in construction waste, and brick residue can fill the gap in ...

Construction, renovation and demolition activities lead to the formation of waste. The construction waste poses great danger to …

Yuan (2012) carried out a quantitative study to evaluate the social performance on construction waste management using system dynamics. Many indicators have been used to assess the social impacts of CDW. Hao et al. (2007) conducted a study on managing construction and demolition waste. The study showed that system …

The construction industry, as a vital pillar of a country's economy, generates a significant amount of construction waste, which places a tremendous burden on the environment and society. Although previous studies have explored the impact of policies on construction waste management, there is a lack of a simulation model that …

Deconstruction is the process of carefully dismantling buildings to salvage components for reuse and recycling. Deconstruction can be applied on a …

open access. The construction industry is a major generator of wastes and other seemingly unusable materials that can easily be discarded as solid waste. Basically, contractors are responsible for maintaining a sanitary work environment and to dispose of their waste from their working area. Since the presence of the contractors is contingent …

The main sources of wastage in. timber a re cutt ing and poor site layout (Bossink and. Brouwers, 1996). According to Poon et al. (2004), 49%. of the volume of timber ends up as waste. Formoso et ...

Construction and demolition waste (CDW) negatively affect costs, energy, productivity, the environment, and society. Planning and storing building trash may reduce these harmful consequences. On ...

Annual construction waste is expected to reach 2.2 billion tons globally by 2025. In a 2018 study, the Environmental Protection Agency (EPA) reported the U.S. generated over 600 million tons of ...

The generation of construction and demolition waste (CDW), together with the use of resources in the construction industry, presents a worldwide problem [].In the European Union (EU), the construction sector is the main source of waste generation, accounts for more than a third (35%) of all waste generated [], and is the main …

Source reduction reduces life-cycle material use, energy use and waste generation. EPA gives it the highest priority for addressing solid waste issues. While reuse and recycling are important methods to sustainably manage waste once waste has already been generated, source reduction prevents waste from being generated in the first place.

12.7.5 Impact of Construction and Demolition Waste on the Soil During Disposal. Table 12.3 summarizes some of the construction-related effects on soil. Waste during the construction phase arises due to misuse or mishandling of materials or due to the procurement of excessive raw materials which are not utilized ultimately.

The following are the most common causes of illegal dumping; 1. High Level of Overall Waste Production. Studies indicate that a higher level of overall waste production is distinctly correlated with increased rates of …

According to a BIMhow study, the construction sector is responsible for 23% of air pollution, 50% of climate change, 40% of drinking water pollution and 50% of landfill waste.

Construction waste, when mismanaged, acts like a relentless flood. It keeps pouring into already brimming landfills. The overflow of waste can unleash many environmental hazards. It leads to toxic air and water pollution, which impacts wildlife and public health. Meanwhile, methane, a potent greenhouse gas, worsens global warming.

1. Introduction. Construction waste (CW) is damaged materials generated during the construction process and considered the most significant contributor to landfills worldwide (Ibrahim et al., 2010).Specifically, CW continually contributes approximately 16%–60% of landfills globally (Luangcharoenrat et al., 2019).This overwhelming volume …

1. Introduction. With rapid economic development and urbanisation, the global construction industry has entered a golden age. However, this has led to large amounts of construction waste (Abreu et al., 2015; Liu et al., 2019).Each year, the United States produces approximately 700 million tonnes of construction waste, with the …

Construction and demolition wastes (CDWs) are not normally a concern of citizens who directly generate and deal with municipal solid waste (MSW) every day. However, waste from buildings and …

The result showed that construction waste becomes a major challenge for almost 95.71% of ongoing construction projects. However, only 57.14% of the construction companies have recorded and ...

This result is given in Table 9 as (β = 0.250, t = 3.440, p < 0.001). Similarly, Mohammed et al. (2020) stated that management of material waste on site has a considerable influence on project ...

Construction wastes have become a pressing issue in many developing countries and have adverse effects on environment, economy and social aspects. Illegal dumping is a common issue created from the physical construction waste and besides that non physical waste like cost and time overruns are not properly addressed among the construction …

1. Introduction. The generation of construction and demolition waste (CDW), which accounts for at least 30 % of the total solid waste produced worldwide, has dramatically increased (Ginga et al., 2020).Although Target 11.6 in the United Nations Sustainable Development Goals, as well as the Philippine Development Plan …

Despite the relatively benign characteristics of construction and demolition waste, its mismanagement can result in considerable harm to human health for 200 million workers and those who live and work in proximity to construction and demolition activities. The high number of workers classified as informal, results in a large unregulated and vulnerable …