Construction of two pier and associated Deck types that can realistically be foundations in the river will have a high considered are:- construction risk and would be expected to Common form of construction in Nepal so a Insitu concrete beam and slab require an extended construction period due to wide range of contractors could tender for decks the short working season Three spans of the work A concrete arch bridge layout 25 metres Potential long term stability problems arising is not considered feasible at Standard bridge designs available for this from general scour any of the bridge locations due type of bridge to the flat flood plane on the Potential catastrophic foundation failure from southern bank scour under extreme flood events Extracts from Messrs Reid and Sons Technical literature on prefabricated steel bridges
Three spans of 25 metres Common form of construction in Nepal so a wide range of contractors could tender for the work Standard bridge designs available for this type of bridge Construction of two pier and associated foundations in the river will have a high construction risk and would be expected to require an extended construction period due to the short working season Potential long term stability problems arising from general scour Potential catastrophic foundation failure from scour under extreme flood events Deck types that can realistically be considered are:- Insitu concrete beam and slab decks A concrete arch bridge layout is not considered feasible at any of the bridge locations due to the flat flood plane on the southern bank Extracts from Messrs Reid and Sons Technical literature on prefabricated steel bridges
BP021%20-%20Gamgadi%20Mugu%20District%20Bridge%20Feasibility%20Vist%20March%202014.docx