Response Modification Factor by Velocity Dependent Structures Calculator

✖Seismic Coefficient for Velocity Dependent structures which are intermediate and long period structures.ⓘ Seismic Coefficient for Velocity Dependent [C_a]			+10% -10%
✖Seismic Response Coefficient calculates reduced design seismic forces of structural system and deflection amplification factor to convert elastic lateral displacements to total lateral displacements.ⓘ Seismic Response Coefficient [C_s]			+10% -10%

✖Response Modification Factor is the ratio of base shear that would be developed in the lateral load resisting system to the design base shear.ⓘ Response Modification Factor by Velocity Dependent Structures [R]

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Response Modification Factor by Velocity Dependent Structures Solution

STEP 0: Pre-Calculation Summary

Formula Used

Response Modification Factor = 2.5*Seismic Coefficient for Velocity Dependent/Seismic Response Coefficient
R = 2.5*C_a/C_s
This formula uses 3 Variables

Variables Used

Response Modification Factor - Response Modification Factor is the ratio of base shear that would be developed in the lateral load resisting system to the design base shear.
Seismic Coefficient for Velocity Dependent - Seismic Coefficient for Velocity Dependent structures which are intermediate and long period structures.
Seismic Response Coefficient - Seismic Response Coefficient calculates reduced design seismic forces of structural system and deflection amplification factor to convert elastic lateral displacements to total lateral displacements.

STEP 1: Convert Input(s) to Base Unit

Seismic Coefficient for Velocity Dependent: 1.5 --> No Conversion Required
Seismic Response Coefficient: 0.35 --> No Conversion Required

STEP 2: Evaluate Formula

Substituting Input Values in Formula

R = 2.5*C_a/C_s --> 2.5*1.5/0.35

Evaluating ... ...

R = 10.7142857142857

STEP 3: Convert Result to Output's Unit

10.7142857142857 --> No Conversion Required

FINAL ANSWER

10.7142857142857 ≈ 10.71429 <-- Response Modification Factor

(Calculation completed in 00.004 seconds)

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Credits

Created by Mridul Sharma

Indian Institute of Information Technology (IIIT), Bhopal

Mridul Sharma has created this Calculator and 200+ more calculators!

Verified by Suraj Kumar

Birsa Institute of Technology (BIT), Sindri

Suraj Kumar has verified this Calculator and 500+ more calculators!

< Seismic Loads Calculators

Seismic Response Coefficient given Fundamental Period

LaTeX Go Seismic Response Coefficient = 1.2*Seismic Coefficient for Short Period Structures/(Response Modification Factor*Fundamental Period^(2/3))

Total Lateral Force Acting in Direction of each of Principal Axis

LaTeX Go Lateral Force = Seismic Response Coefficient*Total Dead Load

Seismic Response Coefficient given Base Shear

LaTeX Go Seismic Response Coefficient = Lateral Force/Total Dead Load

Total Dead Load given Base Shear

LaTeX Go Total Dead Load = Lateral Force/Seismic Response Coefficient

Response Modification Factor by Velocity Dependent Structures Formula

LaTeX Go

Response Modification Factor = 2.5*Seismic Coefficient for Velocity Dependent/Seismic Response Coefficient
R = 2.5*C_a/C_s

What is Response Modification Factor?

The response modification factor is defined as the ratio of the base shear that would be developed in the lateral load resisting system for design earthquake ground motions if the system was to behave elastically to the design base shear

How to Calculate Response Modification Factor by Velocity Dependent Structures?

Response Modification Factor by Velocity Dependent Structures calculator uses Response Modification Factor = 2.5*Seismic Coefficient for Velocity Dependent/Seismic Response Coefficient to calculate the Response Modification Factor, The Response Modification Factor by Velocity Dependent Structures formula calculates the response modification factor when we have a prior info of seismic coefficient for velocity dependent structures. Response Modification Factor is denoted by R symbol.

How to calculate Response Modification Factor by Velocity Dependent Structures using this online calculator? To use this online calculator for Response Modification Factor by Velocity Dependent Structures, enter Seismic Coefficient for Velocity Dependent (C_a) & Seismic Response Coefficient (C_s) and hit the calculate button. Here is how the Response Modification Factor by Velocity Dependent Structures calculation can be explained with given input values -> 10.71429 = 2.5*1.5/0.35.

FAQ

What is Response Modification Factor by Velocity Dependent Structures?

The Response Modification Factor by Velocity Dependent Structures formula calculates the response modification factor when we have a prior info of seismic coefficient for velocity dependent structures and is represented as R = 2.5*C_a/C_s or Response Modification Factor = 2.5*Seismic Coefficient for Velocity Dependent/Seismic Response Coefficient. Seismic Coefficient for Velocity Dependent structures which are intermediate and long period structures & Seismic Response Coefficient calculates reduced design seismic forces of structural system and deflection amplification factor to convert elastic lateral displacements to total lateral displacements.

How to calculate Response Modification Factor by Velocity Dependent Structures?

The Response Modification Factor by Velocity Dependent Structures formula calculates the response modification factor when we have a prior info of seismic coefficient for velocity dependent structures is calculated using Response Modification Factor = 2.5*Seismic Coefficient for Velocity Dependent/Seismic Response Coefficient. To calculate Response Modification Factor by Velocity Dependent Structures, you need Seismic Coefficient for Velocity Dependent (C_a) & Seismic Response Coefficient (C_s). With our tool, you need to enter the respective value for Seismic Coefficient for Velocity Dependent & Seismic Response Coefficient and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.

How many ways are there to calculate Response Modification Factor?

In this formula, Response Modification Factor uses Seismic Coefficient for Velocity Dependent & Seismic Response Coefficient. We can use 1 other way(s) to calculate the same, which is/are as follows -

Response Modification Factor = 1.2*Seismic Coefficient for Short Period Structures/(Seismic Response Coefficient*Fundamental Period^(2/3))

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