RE-DESIGN SISTEM DISTRIBUSI AIR BERSIH DAN FIRE HYDRANT DI GEDUNG PLN UP3B KALSELTENG

Abstract

Clean water supply and distribution systems in high rise buildings often experience problems. No exception is the PT. PLN (Persero) UP3B Kalselteng Building which did not escape this problem. For this reason, it is necessary to re-design the distribution system and provide clean water and fire hydrants to the building. The objectives of this study include analyzing the needs and distribution of clean water and fire hydrants in the building.Clean water needs was calculated based on the number of people that consuming the clean water, the type and number of plumbing tools load unit. Calculation of head loss in pipes used Hazen – William, Darcy-Weisbach and Colebrook-White equation.