Principles Of Reinforced Concrete Simulations

A collection of interactive 3D visualizations and simulations to help you master concepts in principles of reinforced concrete.

Introduction to Reinforced Concrete - Examples & Applications - Beam Section

Overview of reinforced concrete materials, design philosophies, and safety provisions.

RC Beam Section Analysis

Beam Width (b) = 300 mm

Beam Height (h) = 500 mm

Effective Cover = 60 mm

f'c (MPa)

28 MPa

fy (MPa)

420 MPa

Bar Diameter (mm)

No. of Bars

3 Bars

Steel Area (As)

942 mm²

Depth of Block (a)

55.4 mm

Reduction Factor (φ)

0.900

Design Capacity (φMn)

146.88 kN-m

Calculations based on NSCP 2015 / ACI 318M-19 using Rectangular Stress Block.

Shear and Torsion in Beams - Examples & Applications - Shear Stirrup

Analysis and design for shear and torsion in reinforced concrete beams.

Shear Design & Stirrup Spacing Simulator

Visualize the shear envelope $V_u$ versus the capacity $\\phi V_n$ for a uniformly loaded beam.

Loads & Geometry

Max Shear

V_u

(kN)

300

Beam Length (m)

Width

b_w

(mm)

300

Eff. Depth

d

(mm)

500

Stirrups Design

Bar Dia. (mm)

Legs

Spacing

s

(mm)

150

Design is Inadequate

Capacity

\\phi V_n

is less than

V_u

Loading chart...

Stirrups not required (

V_u < \\phi V_c/2

)

Minimum stirrups (

V_u > \\phi V_c/2

)

Serviceability - Examples & Applications - Creep Shrinkage

Control of deflection and cracking in reinforced concrete members.

Serviceability - Examples & Applications - Cracked Section

Control of deflection and cracking in reinforced concrete members.

Beam Cracking & Deflection Control

Adjust the parameters to see when the section cracks.

Applied Service Moment (

M_a

)30 kN-m

Concrete Strength (

f'_c

)28 MPa

Modulus of Rupture ( $f_r$ )

3.28 MPa

Cracking Moment ( $M_{cr}$ )

41.0 kN-m

Gross Inertia ( $I_g$ )

3125.0 × 10&sup6; mm&sup4;

Effective Inertia ( $I_e$ )

3125.0× 10&sup6; mm&sup4;

State: Uncracked Section

Bond, Anchorage, and Development Length - Examples & Applications

Principles of bond strength and development length requirements for reinforcing bars.

Development Length Calculator ($l_d$)

f'_c

(MPa)

f_y

(MPa)

420

Bar Size (

d_b

)

Top Bar (> 300mm concrete cast below)Epoxy Coated BarLightweight ConcreteClear spacing

\\le 2d_b

OR clear cover

\\le d_b

Development Length ( $l_d$ )

945 mm

\\Psi_t

(Top bar): 1.0

\\Psi_e

(Epoxy): 1.0

\\Psi_s

(Size): 1.0

\\lambda

(Lightwt): 1.00

Analysis and Design of Slabs - Examples & Applications - Slab Thickness

Methods for analyzing and designing one-way and two-way reinforced concrete slabs.

Minimum Slab Thickness Calculator

Slab Type

Support Condition

Span Length,

L

(mm)4000 mm

Steel Yield Strength,

f_y

(MPa)

Equation Used

h = \frac{L}{20} \left(0.4 + \frac{f_y}{700}\right)

Required Minimum Thickness

200 mm

* Rounded up to the nearest millimeter. If thickness is less than this value, explicit deflection calculations must be performed.

Analysis and Design of Columns - Examples & Applications - Column Interaction

Study of short and slender reinforced concrete columns under axial load and bending.

Column Interaction Diagram ( $\\phi P_n - \\phi M_n$ )

Width (b) = 400 mm

Depth (h) = 400 mm

f'_c

(MPa)

f_y

(MPa)

Bar Size

Total Bars

Steel Ratio ( $\\rho$ ): 2.45%
Should be between 1% and 8%

Loading chart...

Footings - Examples & Applications - Footing Pressure

Design of reinforced concrete footings for walls and columns.

Soil Pressure Distribution

Analyze the effect of eccentric loading on footing soil pressure.

Axial Load (

P

): 1200 kN

Moment (

M

): 150 kN-m

Footing Width (

B

): 2.0 m

Eccentricity ( $e$ )

0.125 m

Limit ( $B/6$ )

0.333 m

$q_{\\max}$

412.5 kPa

$q_{\\min}$

187.5 kPa

Overstressed: Soil pressure exceeds allowable capacity.

Retaining Walls - Examples & Applications

Design principles and stability analysis for cantilever reinforced concrete retaining walls.

Retaining Wall Settings

Wall Height (

H

): 5.0 m

Base Width (

B

): 3.0 m

Soil Friction Angle (

\\phi

): 30°

K_a = 0.333

P_a = 75.0 \text{ kN/m}

P_a

Introduction to Prestressed Concrete - Examples & Applications - Prestress Stress

Overview of prestressed concrete principles, systems, and analysis.

Prestressed Concrete Stress Superposition

Combine axial, eccentric, and bending stresses.

Prestress Force (

P

): 1200 kN

Eccentricity (

e

): 100 mm

Service Moment (

M

): 150 kN-m

Final Top Stress

8.33 MPa (Comp.)

Final Bottom Stress

5.00 MPa (Comp.)

Principles Of Reinforced Concrete Simulations

Introduction to Reinforced Concrete - Examples & Applications - Beam Section

RC Beam Section Analysis

Shear and Torsion in Beams - Examples & Applications - Shear Stirrup

Shear Design & Stirrup Spacing Simulator

Serviceability - Examples & Applications - Creep Shrinkage

Serviceability - Examples & Applications - Cracked Section

Beam Cracking & Deflection Control

Bond, Anchorage, and Development Length - Examples & Applications

Development Length Calculator ($l_d$)

Development Length (ldl_dld​)

Analysis and Design of Slabs - Examples & Applications - Slab Thickness

Minimum Slab Thickness Calculator

Equation Used

Required Minimum Thickness

Analysis and Design of Columns - Examples & Applications - Column Interaction

Column Interaction Diagram (phiPn−phiMn\\phi P_n - \\phi M_nphiPn​−phiMn​)

Footings - Examples & Applications - Footing Pressure

Soil Pressure Distribution

Retaining Walls - Examples & Applications

Retaining Wall Settings

Introduction to Prestressed Concrete - Examples & Applications - Prestress Stress

Prestressed Concrete Stress Superposition

Development Length ( $l_d$ )

Column Interaction Diagram ( $\\phi P_n - \\phi M_n$ )