This paper deals with common problems of concrete structures in Vietnam and proposes maintenance solutions. Existing bridges are specifically selected as the majority of Vietnamese bridges were constructed either of reinforced concrete or pre-stressed concrete since late. Vietnam's bridges, from ancient bamboo creations to modern steel marvels, are a testament to the nation's rich history and promising future. Bridges are more than mere physical connections; they represent a nation's aspirations and achievements, reflecting its cultural, social, and economic values. However, some works are inadvertently attributed to the Eiffel company, the Truong Tien Bridge was designed by the company Schneider et Cie and. Vietnam's landscape is adorned with a multitude of stunning landmarks, among them, the iconic Vietnamese bridges. nd an Engineering Design Report. Development of the Investment Project Report required Louis Berger and Ammann & Whitney to detail the necessity of construction of the new bridge, determine the total required investment, analyze potential sources of capital, develop at least two distinct build. This is the oldest surviving bridge throughout Vietnam. It was built in 17th century in Hoi An Ancient Town, a UNESCO World Heritage Site. Han River bridge is a cable-stayed swing bridge in Da Nang, Vietnam.