Chhetri Pushpa Bahadur Kunwar has worked with Helvetas in the trail bridge sector since 1999. He has provided technical support in African and Asian countries in building trail bridges. He is experienced in strengthening local governance in the trail bridge and school building sectors. He has played a leading role in conducting multiple demonstration model bridge trainings (DMBT) in various districts of Nepal. He has demonstrated skills in constructing trail bridges in remote areas of Nepal. He also supported trail bridge construction in Ethiopia and Burundi. Additionally, he has know-how in the fields of irrigation and water supply.