The existing stone arch was in bad condition after over 155 years of service so it has been decided the structure would be replaced by a new arch structure. The ABM precast arch was chosen as the best system in terms of durability (simply reinforced concrete) and speed of construction, which is critical item on

The existing stone arch was in bad condition after over 145 years of service so it has been decided the structure would be replaced by a new arch structure. The ABM precast arch was chosen as the best system in terms of durability (simply reinforced concrete) and speed of construction, which is critical item on