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Civil Engineering formulas
64 results. Open any card and leave one value empty to calculate it.
Civil Engineering
Active earth pressure at depth H
Civil Engineering
\[P_p = q - 2 \cdot C\]
GATE
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Civil Engineering
Air Content in soil
Civil Engineering
\[a_{c} = \frac{V_{a}}{V_{v}}\]
GATE
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Civil Engineering
Alkalinity of Water
Civil Engineering
\[Alkalinity_of_water = text \cdot ( ( x + y + z ) \cdot m \cdot g / litof \cdot C \cdot a \cdot C \cdot O_3 )\]
GATE
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Civil Engineering
Allowable load on pile group.
Civil Engineering
\[Q_{u} \cdot p = \frac{Q_{u} \cdot g}{F \cdot O \cdot S} \cdot where\]
GATE
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Civil Engineering
As per GO Fire Demand
Civil Engineering
\[Q = sqrt ( ( 100 ) \cdot ( Population_in_thousands ) )\]
GATE
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Civil Engineering
Boussinesq's Theory
Civil Engineering
\[\sigma_{zmax} = 0.4775 \cdot \frac{Q}{{r}^{2}}\]
GATE
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Civil Engineering
Carbonate Hardness of water
Civil Engineering
\[Carbonate_Hardness = Minimum_of_total_hardness_of_Alkalinity\]
GATE
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Civil Engineering
Change in pore pressure
Civil Engineering
\[\Delta_{U} = \Delta_{U\_c} + \Delta_{U\_d}\]
GATE
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Civil Engineering
Chezy’s Formula for design of sewer
Civil Engineering
\[V = C \cdot sqrt ( R \cdot S )\]
GATE
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Civil Engineering
Critical angle and friction angle
Civil Engineering
\[\theta_{c} = \frac{\pi}{4} + \frac{\phi}{2}\]
GATE
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Civil Engineering
Critical angle for Shear Strength
Civil Engineering
\[\theta_{c} = \frac{\pi}{4} + \frac{\beta_{} \cdot i \cdot m \cdot u \cdot m}{2}\]
GATE
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Civil Engineering
Degree of Saturation od soil
Civil Engineering
\[S = \frac{V_{w}}{V_{v}} \cdot 100\]
GATE
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Civil Engineering
Deoxygenation constant at temperature T=20°
Civil Engineering
\[S = 100 \cdot ( 1 - ( 0.794 ) ^ ( t_20 ) )\]
GATE
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Civil Engineering
Deoxygenation constant at temperature T=37°
Civil Engineering
\[S = 100 \cdot ( 1 - ( 0.794 ) ^ ( t_37 ) )\]
GATE
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Civil Engineering
Dilution Factor
Civil Engineering
\[Dilution_{Factor} = \frac{Volume_{of\_the\_diluted\_sample}}{Volume_{of\_the\_undiluted\_sewege\_sample}}\]
GATE
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Civil Engineering
Direct Shear Test
Civil Engineering
\[\sigma_{1} = \sigma_{3} + \sigma_{d}\]
GATE
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Civil Engineering
Displacement Efficiency
Civil Engineering
\[Displacement_{efficiency} = \frac{Flowing_{through\_period}}{Detention_{period}}\]
GATE
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Civil Engineering
Dry Unit Weight of soil
Civil Engineering
\[\gamma_{d} = \frac{W_{s}}{V}\]
GATE
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Civil Engineering
Dynamic Approach for soil
Civil Engineering
\[Q_{u} \cdot p = \frac{W \cdot H}{S + C}\]
GATE
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Civil Engineering
Effective depth by hydrometer
Civil Engineering
\[H_{e} = H_{1} + \frac{1}{2} \cdot \left(h - \frac{V_{H}}{A_{j}}\right)\]
GATE
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Civil Engineering
Efficiency of hammer
Civil Engineering
\[\eta_{b} = \frac{Energy_{of\_hammer\_after\_impact}}{Energy_{of\_hammer\_just\_before\_impact}}\]
GATE
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Civil Engineering
Equivalent of organic matter present after t days
Civil Engineering
\[L_t = L \cdot ( 10 ) ^ ( - k_D \cdot t )\]
GATE
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Civil Engineering
Equivalent Weight
Civil Engineering
\[Equivalent_{weight} = \frac{Molecular_{weight}}{valency}\]
GATE
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Civil Engineering
Friction coefficient for laminar flow
Civil Engineering
\[C_{D} = \frac{24}{R_{e}}\]
GATE
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