Configure hydraulic parameters for Westside DMA — Zone 4 · Used in all analysis calculations
Primary distribution main — Zone 4 inlet section
Affects Hazen-Williams C factor range
Internal diameter of the main
Total length of the analysed section
Years since installation
Calendar year of installation
Visual or CCTV inspection rating
Internal pipe lining material
Pipe joint construction type
Used in Hazen-Williams and Darcy-Weisbach friction loss calculations
Typical range: 80 (old CI) to 150 (new plastic). Current: 120 = good DI condition
Absolute roughness in mm. Ductile iron: 0.26 mm typical
Calculated Head Loss (H-W)
Based on current inputs:
≈ 2.41 bar / km
At Q = 127.4 L/s, D = 300mm, C = 120