Afon Gwydol River Embankment Protection KEY DETAILS PROJECT NAME : Afon Gwydol river embankment protection CLIENT : Carillion Rail for Network Rail LOCATION : Abergwydol, Mid Wales PROJECT CATEGORY : High energy rivers, Rail Works were required to repair an eroding railway embankment adjacent to the river. This resulted in the embankment encroaching into the river, causing erosion problems on the opposite bank belonging to a local farmer. Difficult site access created problems for using large blockstone. Salix replaced part of the blockstone armouring with North American Green (NAG) P550. The NAG P550 is the highest performing composite Turf Reinforcement Mat (TRM) in the UK. Compared to blockstone armouring it is

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