The Survey Department of Nepal is the primary governmental body responsible for mapping, land surveying, and geographic data management. Its history is intertwined with Nepal’s cartographic evolution, which reflects the country’s need to understand its topography, borders, and resources. Mapping in Nepal has ancient roots. Early efforts involved rudimentary methods used by local rulers to […]

The Hazen-Williams method is a widely used empirical formula for analyzing fluid flow through pressurized pipelines, especially in water supply and distribution systems. Known for its simplicity and reliability, this method is popular for designing systems where water is the primary fluid, as it does not account for variations in viscosity due to temperature changes. […]

Designing a pipeline for a rural water supply system involves a combination of engineering principles, practical considerations, and community-specific needs. The goal is to provide a sustainable and reliable water supply while minimizing costs and environmental impact. Rural water supply pipelines are vital for transporting water from sources like rivers, springs, or boreholes to communities, […]

Topographic maps are critical tools for understanding Nepal’s complex geography, characterized by dramatic elevations and diverse landscapes. These maps depict the terrain’s physical features, including mountains, rivers, valleys, forests, and infrastructure, providing invaluable data for multiple sectors. The journey of topographic mapping in Nepal reflects the country’s evolution in geographic science, beginning in the mid-20th […]

Water supply and sanitation consulting in Nepal demands a blend of technical expertise, local knowledge, and regulatory compliance. The country’s challenging topography, coupled with growing urbanization and environmental concerns, necessitates careful planning and execution in this sector. Technical Expertise Consulting firms must have a strong team of civil and environmental engineers, hydrologists, and urban planners. […]

Geographic Information System (GIS) technology has transformed how geographic and spatial data are captured, analyzed, and utilized in Nepal. With its diverse topography, ranging from the towering Himalayas to the plains of the Terai, Nepal has long relied on geographic tools to understand its terrain. The evolution of mapping in Nepal, coupled with the integration […]

Engineering Insights into Water Filtration for Drinking Water Water filtration is a cornerstone of public health, ensuring safe and potable water for consumption. The process involves removing physical, chemical, and biological contaminants from water to meet drinking standards. The engineering behind water filtration combines principles of chemistry, biology, and mechanics, with applications in urban treatment […]

Rural Sanitation Condition in Nepal as of 2024 Sanitation is fundamental to public health and well-being, especially in rural Nepal, where most of the population resides. As of 2024, Nepal’s rural sanitation landscape reflects significant progress driven by national and global commitments. However, challenges persist due to geographical, cultural, and economic disparities that hinder the […]

Water is an essential resource for human survival, playing a critical role in hydration, sanitation, agriculture, and energy production. In Nepal, a country characterized by its diverse topography and climatic conditions, the demand for water is influenced by socio-economic, cultural, and geographical factors. This essay explores the water requirement per person in Nepalese households, considering […]

Overhead water tanks play a critical role in ensuring a reliable water supply, especially in regions where groundwater pressure is insufficient or the distribution system is not efficient. The design of an overhead tank must be both structurally sound and functional, addressing the specific needs of the project while adhering to safety and engineering standards. […]

Sanitation is a cornerstone of public health and human dignity, essential for individual well-being and societal development. In Nepal, where diverse topography and socio-economic challenges intertwine, the policies surrounding toilet and sanitation have evolved to address the needs of its people while striving to meet global commitments like the Sustainable Development Goals (SDGs). Over the […]

Water is a fundamental human need, and ensuring its availability is a cornerstone of sustainable development. In Nepal, the design of water supply systems must navigate unique challenges posed by the country’s diverse topography, climatic conditions, and socio-economic factors. With nearly 80% of its population residing in rural areas, the design of efficient, accessible, and […]