Quarry Dust Replacement In Sand In Self Compacting Concrete

Experimental studies on self compacting concrete by partial replacement of sand by quarry dust cement by rice husk and bagasse ash 1mrhsnarashimhan 2dr karisiddappa 3dr ramegowda m 1research scholar associate professor department of civil engg malnad college of engineering hassan karnataka.

Quarry dust to be used as partial replacement material for fine aggregate in scc and curing compound concure wb for selfcuring of scc it was found the mechanical properties gave maximum strength for natural sand replaced by quarry dust up to 40 for both water cure and selfcure as compared to that of normal scc with water cure and self.

For 40 quarry dust concrete workability is 093 and for 50 replacement of quarry dust concrete 087 compacting factor was observed d the compressive strength results of quarry dust concrete cubes were obtained in the fourth series where m20 m30 and m40 grades of concrete with 20 30 and 40 percent replacement of quarry dust with.

Aggregate is a granular material such as sand gravel crushed stone used with a cement to produce either concrete or mortar aggregate is relatively inexpensive and does not enter into complex chemical reactions with water it has been customary therefore to treat it as inert filler in concrete and mortar.

Selfcompacting concrete various trial mixes are done as per the guidelines and finally mix proportion is achieved table 5 shows the mix proportions of the self.

B felekoglu 5 has found the usability of a quarry dust limestone powder in selfcompacting paste and concrete applications was investigated results showed that it is possible to successfully utilize high amounts of quarry waste limestone powder in producing normal.

The concept of replacement of natural fine aggregate by quarry dust which is highlighted in the study could boost the consumption of quarry dust generated from quarries by replacement of quarry dust the requirement of land fill area can be reduced and can also solve the problem of natural sand scarcity the availability of sand at low cost as a fine aggregate in concrete is not suitable and.

Aggregate by quarry waste the slump flow was observed to be consistent thus river sand replacement of 30 with quarry waste is recommended johnsirani et al 2013 investigated on self.

Ho dws et al studied the use of quarry dust for self compacting concrete application 2 it is observed that the introduction of quarry dust to mixes is limited due to its high fineness its addition to fresh concrete would increase the water demand and consequently the cement content for given.

Quarry dust into the selfcompacting concrete mix as partial replacement material to natural sand resulted in higher compressive strength and optimization of sand replacement is 40 optimization of addition of fly ash in total powder content is 30 keywords self.

The dust was also tested np 85 to identify the absence of organic matter thus confirming that it could be used in concrete mixtures quarry rock dust the quarry rock dust was obtained from a local crusher at kariapatti in district virudunagar the specific gravity of the quarry rock dust used was 2677.

An experimental study on the properties of self compacting concrete with partial replacement of cement by sugarcane bagasse ash h venu gopal1 necessity of self compacting concrete bl advantages of scc figure 1 fine aggregate sand quarry dust this is the powder form of the jelly obtained in the quarry a by.

Partial replacement of sand with quarry dust in concrete granite fines or rock dust is a byproduct obtained during crushing of granite rocks and is also called quarry dust in recent days there were also been many attempts to use fly ash an industrial by product as partial replacement for cement to have higher workability long term strength and to make the concrete more economically available.

Quarry dust for sand replacement in concrete has also been made to durability studies on quarry rock dust when compared with the natural sand concreteit is found that the compressive flexural strength and durability studies of concrete made of quarry rock dust are nearly 10 more than the conventional concretekeywords concrete quarry rock dust river sand strength properties.

The using quarry dust as a replacement in concrete work experimental study on replacement of fine 2015421 110 int j struct civil engg res 2014 kumar s et al 2014 experimental study on replacement of fine aggregate by quarry dust in concrete vijay p gowda1 dinesh1 kiran muchandi1 avinash1 and kumar s1 the reduction in the sources of natural sand and the.

Self compacting concrete is not affected by the skills of workers the shape and amount of reinforcing bars or the arrangement of a structure and due to its high.

To overcome this problem present study is focused on the suitability to utilize the quarry dust in self compacting concrete scc partially as fine aggregate with the natural fine aggregates in this work quarry dust is used as replacement of sand in a different level 0 15 30 45 and 60 for producing the scc.

However several researchers found that the incorporation of quarry dust as partial replacement material to sand in concrete resulted in a reduction in the compressive strength and this was more.

Jun 30 2017nbsp018332yes as quarry dustalso called as crushed sand is a byproduct obtained after crushing of stonesrocks to make aggregates results have shown that the concrete.

Utilization of quarry dust in concrete is recommended particularly in regions where sand is not easily available dehwah 5 muhit et al 6 determined that passing from 200mm sieve is used as cement replacement whereas retaining from 100mm sieve is used as sand replacement.