percentage of wastage of reinforcement in building construction

  • Quantification of Material Wastage in Construction

    (Arnold Chapman and Clive 2012). The waste at construction site can be grouped into physical and non-physical types (Nagapan Abdul Rahman and Asmi 2011). The physical waste includes loss of materials and damages while cost and time overrun refers to non-physical waste. In building material waste can be described

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  • QUANTIFICATION OF CONSTRUCTION MATERIAL WASTE

    Percentage of waste Steel Timber Ma t e ri a l Figure 1 Wastage of materials (n =19) 6. CAUSES OF MATERIAL WASTE Construction process waste can be divided into 2 categories as direct and indirect waste. Waste that can be prevented and involves the actual loss of material is called direct waste (Skoyles and Skoyles 1987).

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  • Northumbria Research Link

    Measuring material wastage on construction sites a case study of local authority highway projects Jonathan Swinburne Chika E. Udeaja and Neil Tait ABSTRACT The construction industry in the UK is vast. It is one of the largest sectors of the economy with an output of over £100 billion representing approximately 8 of the country s GDP.

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  • CONSTRUCTION WASTEDNR

    The Construction Waste Component About 5.5 percent ofthe solid waste in Missouri landfills is construction waste. However this percentage varies greatly from metropolitan to rural areas. The percentage ofeach construction waste material (wood drywall etc.) within each ofthe population groups is very similar but the

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  • Quantification of Material Wastage in Construction

    The waste at construction site can be grouped into physical and non-physical types (Nagapan et al. 2011). The physical waste includes loss of materials and damages while cost and time overrun refers to non-physical waste. In building material waste can be described as

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  • Construction Waste Management WBDGWhole Building

    Businesses and citizens of the U.S. legally dispose of millions of tons of building-related waste in solid waste landfills each year. Increasingly significant volumes of construction related waste are removed from the waste stream through a process called diversion. Diverted materials are sorted for subsequent recycling and in some cases reused.

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  • Plastic Waste To Concrete Cement Successfully Reinforced

    Mar 11 2015 · Plastic Waste To Concrete Cement Successfully Reinforced With Plastic — Can Greatly Reduce Pollution. Technology. Alap Naik Desai. Researchers have successfully reinforced concrete with plastic waste paving way for the first large-scale sustainable construction practice. and replacing cement with up to 30 percent mining waste. Image

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  • Recycling and reuseSteelConstructionfo

    Reusing and recycling construction products avoids or reduces waste and saves primary resources. By using materials that have a greater potential for reuse and recycling it is more likely that the value of these products at their end-of-life will be realised in future applications.. Some materials are more recyclable than others for example the process of recycling may be easier or the

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  • Yield Problems and Waste Allowance Concrete Construction

    The book Concrete Construction Estimating says to include 3 waste for concrete placed on the ground but no waste for concrete placed in forms. However the book also says "If an item calls for 31 1/4 cubic feet of concrete call it 32 picking up part of a cubic foot on each item. This is how to include waste on the job.

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  • Waste Minimization of Construction Materials on A Bridge

    the wastage in cement and reinforcement steel at a bridge construction site. The analysis of wastage is already done by 5 –10 percent of construction materials end up as waste on construction sites. It is reported that construction waste constitutes 26 of the total amount of waste produced in the Netherlands and 29 of

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  • ASSESSMENT OF REINFORCED CONCRETE MATERIALS WASTAGE

    The assessment of reinforced concrete materials and how to minimizing wastes of reinforced concrete materials in building construction sites in Abakaliki Ebonyi State. Identify the reinforced concrete materials that are wasted in building construction sites.

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  • DETERMINING THE RECYCLED CONTENT OF CONCRETE NCMA

    LEED for New Construction and Major Renovations Version 2.2 and the LEED Reference Guide for Green Building Design and Construction 2009 Edition (ref. 4 26) provide an alternate method to calculate and report the recycled content for concrete products that use supplementary cementitious materials (SCMs) such as fly ash or ground blast

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  • Journal of Construction EngineeringHindawi

    The research aims to study the causes and magnitude of wastage of construction materials on construction projects sites in Jordan. To achieve the research aim the researcher had prepared a questionnaire form included questions about the causes of wastage and the estimated percentages of wastage of ten most popular kinds of materials used on construction sites in Jordan.

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  • A Guide on CONCRETE USAGE INDEX

    SUSTAINABLE CONSTRUCTION • A Guide on Concrete Usage Index 19 3. TEKLA STRUCTRES Formally known as Tekla Xsteel Tekla Structures is another 3D BIM software used in the building and construction industries for steel and concrete detailing. Tekla models can be used to cover the entire building process from

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  • PlanetReuse Redirecting Building Waste from Landfill to

    In the U.S. alone an estimated 251 million tons of consumer solid waste is generated annually but less than a third is recycled or composted. And as much as 40 percent of this waste comes from construction projects which produce a surplus of unused building materials according to Earth911.

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  • Construction wasteWikipedia

    Construction waste consists of unwanted material produced directly or incidentally by the construction or industries. This includes building materials such as insulation nails electrical wiring shingle and roofing as well as waste originating from site preparation

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  • Reducing your construction waste

    of waste is producedmore than one-third of the UK s annual waste 25 MILLION TONNES of construction waste is disposed to landfill Reduce > Reuse > Recycle Waste hierarchy Reduce Reuse Recycle Dispose Firstly aim to reduce the amount of waste you create. If waste is created identify ways you can reuse the materials.

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  • Plastic Waste To Concrete Cement Successfully Reinforced

    Mar 11 2015 · Plastic Waste To Concrete Cement Successfully Reinforced With Plastic — Can Greatly Reduce Pollution. Technology. Alap Naik Desai. Researchers have successfully reinforced concrete with plastic waste paving way for the first large-scale sustainable construction practice. and replacing cement with up to 30 percent mining waste. Image

    Get Price
  • Construction and Demolition Debris Generation in the

    Construction guides used by builders to estimate the amount of materials to purchase for a construction project provide the average amount of waste expected during construction for a range of materials. Cochran and Townsend used these guides to estimate the average percentage of materials discarded during construction shown in Table 1.

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  • what is westage for steel concrete tiles pains as per

    Waste of steel is 2 to 4 Waste of concrete is 2 to 5 How to calculate cut bar length of steel reinforcement 7 Answers I am having an interview in a construction company for a large sewage project . Since I have not done any such project there are some queries from my end. Pls. help me to solve them. I will be thankful to you - a

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  • What is the wastage allowance for steel construction Quora

    Aug 08 2016 · This answer is limited to use of steel bars in R.C.C Theoretically p reparation of Bar bending schedule is considered very essential before laying the steel bars because it helps us to reduce the wastage up to 98 . Therefore conventional

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  • Diverting Construction WasteBUILDINGS

    Tips on putting a waste-management and recycling program together to minimize the consequences of construction and demolition debris on the environment On a national scale total building-related construction and demolition (C D) waste is estimated to be 135.5 million tons — a figure that

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  • A Guide on CONCRETE USAGE INDEX

    SUSTAINABLE CONSTRUCTION • A Guide on Concrete Usage Index 19 3. TEKLA STRUCTRES Formally known as Tekla Xsteel Tekla Structures is another 3D BIM software used in the building and construction industries for steel and concrete detailing. Tekla models can be used to cover the entire building process from

    Get Price
  • PERCENTAGE OF COST BREAKDOWN BETWEEN LABOUR

    Apr 26 2013 · PERCENTAGE OF COST BREAKDOWN BETWEEN LABOUR MATERIALS AND CONTRACTOR PROFIT IN CONSTRUCTION. PROFIT. In large constructions costing kes 500m and above a modest profit of between 10 to 20 is desirable. These are projects such as 6 storey and above high rise buildings in major towns such as in UpperHill area and over 10km long

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  • Minimization of Wastage of Material On Construction Sites

    The problem of material wastage on construction site dated back to the inception of building construction. It is difficult to establish a standard and acceptable method of arriving at a percentage waste for the individual building material. Johnson (1981) asserted that sometimes poor design contributes largely to material wastage

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  • A Study on Basic Material Waste in Building Industry Main

    A Study on Basic Material Waste in Building Industry Main Causes and Prevention Mahesh D. Meghani (PG- CEM student) B.V.M. Engineering college This research work is based on material waste management in building construction Through the dissertation work attempt percentage of unavoidable waste in each process depends on

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  • Infographic Quantities of Building Materials for 1000

    Infographic Quantities of Building Materials for 1000 Sqft House Construction. Reinforcing Bars / Steel required for building construction Reinforcement Steel is the most important structural material in construction. Steel is used in RCC (Reinforcement cement concrete). Generally rebars available in the market are manufactured through

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  • An on-site Quantification of Building Material Wastage on

    An on-site Quantification of Building Material Wastage on Construction Projects in Anambra State Nigeria a comparison reinforcement bars with 1.58 and finally concrete which is the

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  • Yield Problems and Waste Allowance Concrete Construction

    The book Concrete Construction Estimating says to include 3 waste for concrete placed on the ground but no waste for concrete placed in forms. However the book also says "If an item calls for 31 1/4 cubic feet of concrete call it 32 picking up part of a cubic foot on each item. This is how to include waste on the job.

    Get Price
  • ASSESSMENT OF REINFORCED CONCRETE MATERIALS WASTAGE

    The assessment of reinforced concrete materials and how to minimizing wastes of reinforced concrete materials in building construction sites in Abakaliki Ebonyi State. Identify the reinforced concrete materials that are wasted in building construction sites.

    Get Price
  • Minimization of Wastage of Material On Construction Sites

    The problem of material wastage on construction site dated back to the inception of building construction. It is difficult to establish a standard and acceptable method of arriving at a percentage waste for the individual building material. Johnson (1981) asserted that sometimes poor design contributes largely to material wastage

    Get Price
  • OF CONCRETE

    CONSTRUCTION WASTE IS NOT GENERATED With thousands of tons of waste generated in construction every year the use of prefabricated precast concrete is clearly a great advantage. Precast concrete systems greatly reduce unnecessary building materials from ever reaching a project site. IT OFTEN NEVER EVEN APPEARS Because precast concrete

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  • Material Wastage on Construction Sites Work

    Material Wastage on Construction Sites Work. 5170 words (21 pages) Essay in Construction CAUSES OF CONSTRUCTION WASTE IN THE BUILDING INDUSTRY. Controlling the use of steel reinforcement on building sites is difficult due to it being bulky to handle due to its weight and shape. Steel reinforcement is always sold by weight.

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  • Sustainable Management of Construction and Demolition

    Construction and Demolition (C D) materials consist of the debris generated during the construction renovation and demolition of buildings roads and bridges. EPA promotes a Sustainable Materials Management (SMM) approach that identifies certain C D materials as commodities that can be used in

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  • Infographic Quantities of Building Materials for 1000

    Infographic Quantities of Building Materials for 1000 Sqft House Construction. Reinforcing Bars / Steel required for building construction Reinforcement Steel is the most important structural material in construction. Steel is used in RCC (Reinforcement cement concrete). Generally rebars available in the market are manufactured through

    Get Price
  • Methods of Reinforcement Quantity Estimation in Concrete

    Estimation of steel reinforcement quantity is a necessary step in calculating cost of RCC structure along with other building materials as per construction drawing. Accurate calculation of reinforcement in the building plays an important role in the over all costing of the project. The estimation of

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