Municipal Pipe Network Calculation
Engineering calculators for district-heating pipelines and open-channel hydraulics.
Overhead Pipeline Thrust
Insulation, fixed-support axial thrust and compensator thrust for overhead pipes.
Open category →Rectangular Open Channel Calculation
Velocity and discharge of a rectangular open channel by Manning's equation.
Open calculator →Water-Supply Network Calculation & Balancing
Design-flow calculation, Hardy-Cross balancing and base-data tables.
Open category →UPVC Drainage Pipe Tightness Test Leakage
Allowable and measured leakage for UPVC drainage pipe tightness tests.
Open category →Drainage Auto-Generation
Trench, cushion & bedding, pipe laying, pipe base and soil compaction auto-generation.
Open category →Hydraulic Calculation
Rainwater intensity, Hazen-Williams pipe flow, throttle & orifice resistance, and indoor design second flow.
Open category →Rainwater & Sewage Pipe Design
Sewage pipe hydraulics (non-full circular & rectangular), rainwater pipe & ditch design with rainfall intensity, and trapezoidal open-channel section design.
Open category →Channel & Gravity Hydraulics
Hydraulic design of open channels and gravity drainage pipes: U-shaped channels, rectangular open ditches and full-flow culverts, and concrete drainage pipes under non-full and full flow.
Open category →Pump Stations, Siphons & Fire Boosting
Sewage pump station design (self-priming & suction), siphon hydraulic calculation, and main transformer water-spray fire protection selection.
Open category →Pipe Structural Verification
Buried steel pipe structural design and jacked reinforced-concrete pipe strength & crack verification.
Open category →Earthwork & Quantities
Trench and buried-pipe earthwork, insulation quantities and steel pipe weight, plus pipe insulation volume/surface-area take-off.
Open category →Sewage Treatment
Wastewater biological-treatment sizing calculators: reactor volume, oxygen demand, excess sludge and nutrient removal.
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