Introduction: Due to substance abuse, there is a serious inflation rate on health burden which have atendency to cause acute intoxication, harmful behavior, injury and violence. The consequences of abnormalsubstance abuse associated with tobacco and chronic alcohol may end with numerous psychiatric disordersand other medical conditions.Objectives: The objective of the present study is to explore the type of substance abuse followed by thereason and frequency of the abuse.Methods: A descriptive cross-sectional study was conducted among 50 constructional workers in sub-urbanregion of Chennai, Tamil Nadu, India. Purposive sampling technique was used; the interview was conductedbased on a pre-tested questionnaire to collect the data regarding the type of substance abuse, pattern ofsubstance abuse, frequency of substance abuse.Results: The current study reveals that consumption of alcohol and snuff is to a greater extent among theconstruction workers. About 30 per cent of them were consuming only alcohol followed by 26 per cent ofthem were alcoholics and smokers, 22 per cent of the study participants were using only snuff, followed by18 per cent of them were taking alcohol and snuff. The study also highlights that 85 per cent of the totalpopulation started substance abuse at the young adult period itself. More specifically, the study identifiedthat 84 per cent of consumers were getting influenced by their friends. To a greater extent, the study alsodetermines the male at adolescent age group addicted for the substance abuse such as cocaine, cannabis andothers substances which predominantly creates an impact on health.Conclusion: Substance abuse, a serious problem in the society which is comparatively high in the adolescenceage period and henceforth required a prompt attention and intervention for creating an awareness to theeffective groups in the society. Even though there are various treatments to handle the substance abuse cases,action must be taken to stop or prevent substances abuse which is injuries to health. Further, there is a needto eliminate the stigma and discrimination of persons with substance abuse.