c1Plumbing Engineer performs the calculations, sizes the equipment, and prepares the plumbing design and construction documents for plumbing system. Plumbing is the system of pipes, fittings, valves and devices installed in a building for the distribution of water for drinking, heating and washing, and the removal of waterborne wastes, and also outside the building including storm water, sewer, natural gas, fire suppression water, domestic water, irrigation water, and other special water and waste systems.


  • Common Sanitary Fixtures Details :
    Standard trap pipe & discharge pipe sizes,
    Standard slopes for the discharge pipes :
    (a) Wash basin, (b) Water closet (c) Showers (d) Sinks
    (e) Bath tubs (f) Bidets (g) Urinals (h) Floor drains (Floor Gullies).
    Lay out of sanitary fixtures in toilets.
    Formula for flow through pipes :
    (a) Darcy formula (b) Chezys formula (c) Manning formula
    (d) Hazen formula (e) Reynolds Number (Laminar / Turbulent Flow).
    Water supply in building : (a) Direct system ( b) Pumped system.
    Ground level (or) underground reservoir sizing.
    Elevated roof tank (Storage cistern) sizing.
    Pump selection (HP, Watts).
    Water pipe sizing in Buildings.
    Minimum number of smaller diameter water pipes that can be
    connected to bigger diameter pipes.
    Plumbers chart for pipe sizing, Box formula.
    Foul water drain in building stack, Branch drain/discharge
    pipe horizontal drain. Fixture unit rating, Maximum number of
    discharge units allowed in stack, Single stack system,

  • Design of horizontal drains by discharge units method.
    Septic tank, Soak away pits, Dispersion trenches designing.
    Designing of Storm Water Drainage in buildings.
    Auto pneumatic system, Pressure Tank Sizing.
    External water supply for building. Garden water supply &
    fountain water pipe sizing, Calculation of storage tank,
    Garden water fountain designing, Fountain pump selection.
    Estimating Hot Water Demand, Heater Capacity selection.
    Flush Water & Potable Water Loop sizing – (Software).
    Designing of common appurtenances,
    Inspection chambers and Junction manholes.
    Detailing of plumbing services & preparing
    plumbing drawing, Isometric Drawings.
    Working drawings : (a) Location maps (b) Site plan
    (c) Plan of roof (d) Floor plan of the building,
    (e) Enlarged floor plan of toilets kitchens