 There he energetically undertook works of development and extension of railways, and created the deep-water harbour of Takoradi, superseding the use of surf-boats for handling traffic.In 1923 he commissioned the construction of Accra's Korle Bu Teaching Hospital, the finest and most modern institution of its kind in colonial Africa at the time.During his time in the Gold Coast, as during his time in Nigeria, Guggisberg was lucky to be able to benefit from the advice of the geologist Albert Ernest Kitson, who took a keen interest in developing local infrastructures.