HIS provides pipeline installation works in various terrains, both above-ground and buried pipeline installations in rural and urban areas. HIS acts as the main contractor of the water pipeline installation projects of government. HIS demonstrated success and proved itself as the main contractor that understands the client requests and project requirements to deliver effective construction services. Pipeline installation consists of following studies; surveying and geodesy, site preparation, pipeline construction, welding procedure development, non-destructive testing, coating- blasting-painting, pipeline commissioning, and repair.