Recycling Use Of Waste Concrete As Aggregate Ppt

Recycling Use Of Waste Concrete As Aggregate Ppt


• According to Seecharan (2004), the Detroid News stated that in 1980s, the old concrete crushed into a powder was a popular road builder at Michigan, USA OBJECTIVES • To find out the % use feasible for construction • To reduce the impact of waste materials on environment • To carry out different tests on recycled aggregates & natural ...


The results showed that the use of PBW improves the workability and the density, reduces the compressive strength of concrete containing 10 and 20 % of waste by 10 to 24 % respectively, which have a mechanical strength acceptable for lightweight materials, remains always close to reference concrete (made without PBW).

Recycled Concrete Aggregate - PowerPoint Presentation ...

Therefore, it is necessary to start recycling and re-use of demolition concrete waste to save environment, cost and energy. The use of recycled aggregates from construction and demolition wastes is showing prospective application in construction as alternative to natural aggregates.

recycling of aggregate ppt -

Home >> experimental study on recycled aggregate concrete ppt Solutions drawing of cone crusher used in flow diagram agbaja iron ore mining in kogi sta... Chat Online. ppt for recycling of coarse aggregate ... 201447-About recycling of waste aggregate ppt-related information:new jersey department of environmental protection solid and hazardous ...

Using waste concrete as aggregate - ScienceDirect

When restrictions severely limit local access to concrete aggregate, broken pieces of waste concrete (WCA) are used as aggregate. Today environmental studies discussing the recycling and reuse of waste materials are gaining great importance.

Recycled Aggregate Concrete PPT | Xpowerpoint

Investigating the Effect of Alkali Silica Reaction in concrete made with PPT. Presentation Summary : Investigating the Effect of Alkali Silica Reaction in concrete made with Recycle Concrete Aggregate by Carbonation. A potential solution for both sustainability

Recycling and reuse of demolished concrete

Apr 23, 2016 · Recycling and reuse of demolished concrete. For example: Using coarse aggregate obtained from concrete waste, for preparation of fresh concrete. • Recycling: The process of converting waste materials into new ones for reduction of waste of potentially useful materials. • Disposal has also emerged as a problem in India.

Recent Trends in Recycling of Concrete Waste and Use of ...

Mar 01, 2004 · Second, it chronicles the trend of recycling concrete rubble from 1970 until today. Third, it discusses methods of manufacturing recycled concrete aggregate and introduces the recently developed equipment and methods to produce good aggregate for concrete. Fourth, the problems associated with the use of recycled concrete aggregate are mentioned.

Recycled Aggregate Concrete - SlideShare

Nov 15, 2014 · Recycled Aggregate Concrete. A fine harp deck screen will remove fine material from coarse aggregate.  Further cleaning is necessary to ensure the recycled concrete product is free of dirt, clay, wood, stone and organic materials.  This is done by water floatation, hand picking, air separators, and electromagnetic separators.


The utilization of recycled aggregate is particularly very promising as 75 per cent of concrete is made of aggregates. In that case, the aggregates considered are slag, power plant wastes, recycled concrete, mining and quarrying wastes, waste glass, incinerator residue, red mud, burnt clay, sawdust, combustor ash and foundry sand.

Use of waste stone in concrete mixture as aggregate ...

Use of waste stone in concrete mixture as aggregate replacement The productive use of waste material represents a means of alleviating some of the problems of solid waste management (Davis and Cornwell, 1998). The reuse of wastes is important from different points …

Reuse Of stone Waste In Concrete - YouTube

Apr 26, 2016 · Reuse Of stone Waste In Concrete Anshul Sharma ... Geopolymer concrete made from waste is the concrete of a sustainable ... Thermal efficient ecobricks made of recycling polyethylene ...

Use of Recycled Aggregate Concrete - IOSR Journals

The use of recycled aggregate generally increases the drying shrinkage creep & porosity to water & decreases the compression strength of concrete compared to that of natural aggregate concrete. It is nearly 10- 30% as per replacement of aggregate.

Washed recycled aggregates from construction and ...

Jun 05, 2012 · Recycled Concrete Aggregate (RCA) - Duration: ... liming Concrete Recycling setup - Duration: ... Construction, demolition and excavation waste being washed through a CDE washing plant in the UK.

UTILIZATION OF E- WASTE AND stone BOTTLE WASTE IN … is a platform for academics to share research papers.

Use of glass wastes as fine aggregate in Concrete

concrete. The study indicated that waste glass can effectively be used as fine aggregate replacement (up to 40%) without substantial change in strength. Keywords: Glass, recycling, concrete, construction field, alkali-silica-reaction, fine aggregate.


Concrete and masonry waste can be recycled by sorting, crushing and sieving into recycled aggregate. This recycled aggregate can be used to make concrete for road construction and building material. The continuously growing demand for concrete to meet the “ejection”

Recycle of E-Waste in Concrete

Benefits of recycling are extended when responsible recycling methods are used. Concrete mixes with different percentages of E-waste were casted. It has been decided to make three different types of conventional specimens with partial replacement of E-waste on a percentage of 10%, 20%, and 30% to coarse aggregate with water cement ratio of

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