As a regent, Si Suriyawongse wielded a great influence. Si Suriyawongse continued the works of King Mongkut. He supervised the digging of several important khlongs, such as Padung Krungkasem and Damneun Saduak, and the paving of roads such as Chareon Krung and Silom. He was also the patron of Thai literature and performing arts and many more talents