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BUOYANCY VERIFICATION
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The app returns buoyancy verification of underground pipes
subject to tablewater conditions
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REMARK: sheet returns valid data only if H ≥ Hf
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Pipe Type
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Pipe DN/OD
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DN
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(mm)
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SN (only for UNI EN 13476
pipes)
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SN
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(KPa)
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DR
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SDR
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( )
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Pipe Internal Diameter
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Di
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(mm)
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Pipe meterweight (calculated
upon emin)
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Pp
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(Kg/m)
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Backfill soil type
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Backfill soil density
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gs
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(Kg/m3)
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Density of fluid in
watertable
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gw
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(Kg/m3)
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Installation depth
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H
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(m)
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Tablewater depth
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Hf
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(m)
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Linear weight of soil above
tablewater
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Ps1
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(Kg/m)
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Linear weight of soil below
tablewater
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Ps2
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(Kg/m)
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Linear total weight (soil +
pipe)
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Ptot
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(Kg/m)
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Buoyancy force
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SA
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(Kg/m)
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Verification fo buoyancy
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SA<Ptot
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Safety coeff for buoyancy
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( )
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