Rainwater & Sewage Pipe Design
Sewage pipe hydraulics (non-full circular & rectangular), rainwater pipe & ditch design with rainfall intensity, and trapezoidal open-channel section design.
Sewage Pipe Hydraulics (Ⅰ)
Circular sewer, non-full, h>D/2, n=0.014.
Open calculator →Sewage Pipe Hydraulics (Ⅱ)
Circular sewer, non-full, h<D/2, n=0.014.
Open calculator →Sewage Ditch Hydraulics
Rectangular sewer ditch, non-full, n=0.013.
Open calculator →Rainwater Pipe Design
Circular rainwater pipe, full flow, n=0.013 + intensity.
Open calculator →Rainwater Ditch Design
Rectangular rainwater ditch, full flow, n=0.013.
Open calculator →Open Channel Section Design
Trapezoidal open channel, non-full, n=0.025 + earthwork.
Open calculator →Sewage Pipe Hydraulics & Invert Design
Non-full circular pipe, automatic diameter selection, velocity check and invert-elevation derivation.
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