EVALUASI DAN PENGEMBANGAN JARINGAN DISTRIBUSI PIPA AIR BERSIH (Studi Kasus: Kawasan PDAM Kecamatan Pangkalan Kerinci)

Pangkalan Kerinci District with a population of 103968 people, with 9600 house connections served by the Pangkalan Kerinci Regional Drinking Water Company. This can be seen from the percentage of population served in Pangkalan Kerinci District of 46%. Judging from the problems that exist in Pangkalan Kerinci District, population growth, the addition of public facilities and other supporting facilities causes the need for water to increase over time. So it is necessary to study the raw water needs of the residents of Pangkalan Kerinci District so that they can be met. From calculations, the existing domestic water demand in 2022 is 50 l/sec and the non-domestic sector is 10 l/sec. In development Planning for 2033, domestic demand is 127,604 l/sec. Meanwhile, for the non-domestic sector in 2033 it will be 25,521 l/sec. and increases to 211.31 l/s at the maximum requirement per day. At peak hours it was obtained at 321.56 l/s. So, by calculating the need for clean water in 2033, it can be distributed with a service level of 92%. Planning for the development of the clean water pipe network in 2033 requires the addition of nodes from 428 to 637 nodes, and the addition of valves from 15 to 20 PRV type valves. Additional pipes used HDPE pipe types with diameters of 50 mm, 75 mm, 100 mm, 150 mm, 200 mm, 250 mm, 300 mm