International Journal of Engineering Technology, Management and Applied Sciences www.ijetmas.com April 2017, Volume 5, Issue 4, ISSN 2349-4476 581 B. Ajitha, Ghantasala Nirupama Estimation of Desired Properties of Self Curing Concrete using Admixture B. Ajitha*, Ghantasala Nirupama Department of Civil Engineering, JNTUACE Anantapuramu, Andhra Pradesh ABSTRACT In the present investigation, work strength and workability characteristics of self-curing concrete are to be better found and which can be compared with conventional concrete of related mix design. The investigational study is approved out to examine the use of water retains by admixtures as self-curing agent. The properties of concrete are studied at variouspercentages ofadmixtures which are additional to the concrete mix by weight of cement. The greatest size of 16mm and 10mm coarse aggregates which are available locallyand these aggregates are used in the present work. The concrete mix is arranged by adding the different ingredients such as cement, fine aggregate, coarse aggregate and admixture as per mix proportion. The various ingredients are weighed according to the mix proportionM 60. The specimen of cube were tested for 3, 7 and 28 days with each proportion of PVA by using Slump cone test, Compaction test and Compression test to find their strength and workability of the concrete. Keywords: Polyvinyl Alcohol, Self Curing agent, Water retentively 1. INTRODUCTION Concrete curing is in goodsupport of maintaining adequate wet content in concrete for the duration of its early stages to develop the desired properties.The plan of self-curing agents is to decline the water evaporation from concrete and hence increases the water preservation capacity of the concrete. The merit of self-curing admixtures is more considerable in different wasteland places anywhere water is not sufficiently available. curative is the mainly significant progress in concrete construction.Since the hydration of cement does take time – days, and weeks rather than hours – curing must be undertaken for a reasonable period of time if the concrete is to achieve its potential strength and durability. Curing may also encompass the control of temperature since this affects the rate at which cement hydrates. The curing period may depend on the properties required of the concrete, the purpose for which it is to be used, and the ambient conditions like temperature and relative humidity of the surrounding atmosphere. Curing is the process which controls the rate and extent of wetness loss from concrete during cement hydration. It may be either after it has been placed in position there by given that time for the hydration of the cement to occur.The curing stage which can depend on the properties required of the concrete, the purpose for which it is to be used, and the ambient conditions, i.e. the temperature and relative humidity of the surrounding atmosphere. 2. PROPERTIES OF MATERIALS 2.1 Polyvinyl alcohol as self curing agent: The admixture such as polyvinyl alcohol which is formed commercially from the compound of polyvinyl acetate, regularly by a nonstop process. It isafragrance-free and flavourless, clear and white coloured granular powder.