construction work, Concreting, Plastering etc and is better substitute to river sand. Followings are the actual result of Concrete Designed with river sand and Artificial sand. proportions are by weight Mix Design M 15 M 55 concrete is designed for River sand and artificial sand. Results are as follows: 1) With using River sand :

offshore sand in place of river sand. The River sand passing through 300 microns were mixed in proportion of 10%, 20%, 30% with offshore sand separately there offshore sand was graded with River sand as partial replacement to enhance the properties of fine aggregate in concrete. The study revealed that offshore sand can be used as an ...

sand are advisable to use or not. The removal of salt and impurities from sea sand and river sand is mandatory. Using different proportion of sea sand and robosand in the place of river sand has been taken for tests. Key words: compressive strength, split tensile strength, river sand, robo sand (manufactured sand) and sea san d (coastal sand).

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Improved Concrete Properties Using Quarry Dust as Replacement for Natural Sand 47 Table 1 showing the Physical properties of quarry dust and natural sand [1] Table 2 showing the typical chemical properties of quarry dust and natural sand [1] IV. MATERIALS USED 1. QUARRY DUST: Quarry dust is fine rock particles.

USING SEA SAND AS A PARTIAL REPLACEMENT FOR RIVER SAND Abhishek, Aashu Bedrae, Harsha J3, Shridhara Y4, Devaraju, Shwetha D6 ... with that of concrete produced using river sand. To provide information on sea sand, cement, aggregates and mix design processes.

There are a number of alternative materials available for replacement of river sand. Some alternatives to sand are: * Fly ash/Bottom ash/Pond Ash. Three types of ash are produced by the thermal plants namely Fly Ash, Bottom Ash and Pond Ash.

The use of crushed rock sand as a partial replacement of river sand in concrete production was and for 0 % to 100 % natural sand replacement. The slump ranged between 49 and 60 mm for 0 % to 100 % natural sand replacement. N/mm2.

alternative material to natural sand. Some alternatives materials have already been used as a replacement of natural sand such as flyash, quarry dust or limestone and siliceous stone powder, filtered sand, copper slag are used in concrete and mortar mixtures as a partial or full replacement of natural sand (Chandana Sukesh et al 2013)[9].

The River sand passing through 300 microns were mixed in proportion of 10%, 20%, 30% with offshore sand separately there offshore sand was graded with River sand as partial replacement to enhance ...

quantity of ordinary river sand for making cement concrete is affecting the growth of construction industry in many parts of the country. Recently, Tamil Nadu government (India) has imposed restrictions on sand removal from the river beds due to its undesirable impact on the environment. On the other hand, the granite waste generated by the industry has accumulated over years.

Concrete is a mixture of cement, fine aggregate, coarse aggregate and water whereas River Sand is common form of fine aggregate used in the production of concrete but has become very expensive due to rapid depletion of river bed, high transportation cost etc.

Concrete with Partial Replacement of Cement by Thermal Industry Waste (Fly Ash) ... The river sand is be used in ... Table5 and 6gives the water absorption and Sorptivity test results of % replacement of fly ash in concrete for 90 days curing. The % replacement vs % water absorption

The conclusions that can be drawn from the review of published work are: The feasibility of utilizing Granite dust in concrete as a partial replacement for sand is well established as far as mechanical strength parameters like compressive strength, split tensile strength, flexure strength are concerned.

Portland cement. The resulting hard substance, called 'clinker', is then ground with a small amount of gypsum into a powder to make ordinary Portland cement, the most commonly used type of cement (often referred to as OPC). Portland cement is a basic ingredient of concrete, mortar, and .

percent replacement of fine aggregate with stone dust in concrete. .... River sand available in Allahabad confirming to IS [5], zone II used in this study. ... Nov 29, 2011 ... The effect of variation in percentage replacement of river sand with crushed stone fine aggregate on the mechanical properties is studied.

OBOO SUNDAY FREDRICK. Use of volcanic tuff as partial and total replacement of river sand in concrete reduces the density of concrete substantially while maintaining the structural soundness off the structure leading to reduced time and costs of construction.