Aggregates provide volume at low cost, comprising 66 percent to 78 percent of the concrete With increasing concern over the excessive exploitation of natural and quality aggregates, the aggregate ....
Conventional coarse aggregate namely gravel and fine aggregate is sand in concrete will be used as control While natural material is coconut shell as course aggregate will be investigate to replace the aggregate in...
Coconut shell aggregate concrete can offer 2 hours fire resistance and therefore it may be classified under type 3 constructions Use of coconut shell aggregate concrete as structural light weight concrete is recommended...
The 28-day air-dry densities of coconut shell aggregate concrete are less than 2000 kg/m3 and these are within the range of structural lightweight concrete 291 Views View 2 Upvoters Clintjim Efren Sevandal, studied Civil Engineering at University of San Carlos Answered Jun 29, 2017...
The good indicators of coconut shell quality as aggregate of concrete roof tiles are particles, shape and texture, resistance to crushing, absorption and surface moisture, and light-weight...
However, for 25 replacement, additional cement content of 816 kg per m 3 of concrete was required to save 2719 kg of conventional coarse aggregate per m 3 of concrete and at the same time getting added advantage of disposing 1154 kg of waste coconut shell...
cement replacement and aggregate replacement on properties of the coconut shells replaced concrete was also investigated The concrete obtained using coconut shell aggregates satisfies the minimum requirements of...
This paper presents the results of an investigation carried out on the comparative cost analysis and strength characteristics of concrete produced using crushed, granular coconut and palm kernel shells as substitutes for conventional coarse aggregate in gradation of 0 , 25 , 50 , 75 and 100...
Coconut shell can be grouped under lightweight aggregate There is no need to treat the coconut shell before use as an aggregate except for water absorption Coconut shell is compatible with the cement...
Properties of Concrete with Coconut Shells as Aggregate Replacement 23 41 Properties of fresh concrete Visual observations during mixing and compaction of all ,...