Introduction
Concrete
Modulus Elacticity of concrete
Tensile Strength of concrete in flexure
Working Stress method
Modulus Ratio
Eqivalent Area Concrete
Stress in Concrete
Critical Depth of Neutral Axis
Single Reinforced Rectangular section
Actual Depth of Neutral Axis
Moment of resistence
For balance Section
For Under Reinforced Section
Doubly Reinforced Rectangular Section
Critical depth of Neutral Axis
Actual Depth of Neutral Axis
Moment of resistence
Design step
Special case
Balanced Section
Underreinforced Section
Overreinforced section
Singly reinforced T-section
Effective width of flange
Critical depth of Neutral Axis
When Neutral axis in flange area
When Neutral axis in Web area
Limit State Method
Design Stress strain curve at ultimate state
Design value of strength for concrete
Singly Reinforced beam
Doubly Reinforced Section
T-Beam
Singly reinforced T Beam
Shear
Shear Stress
For Homogeneous beam
For Reinfoced Concrete beam
Design Shear strength of concrete
Bond ,Anchorage and development Length
Bond Stress
Permissible bond stress
Development length
Tortion
Equivalent shear force
Equivalent moment
Tranverse reinforcement
Maximum Spacing for Tranverse reinfocement
Beam and slabs
Effective span
Simply supported beam
For continues beam
Frames
Control of delection
Slenderness limit
One Way Slab
Step of design
Two way Slab
Design of two way slab
Columns
Working Stress method
Slenderness ratio (λ)
Load carrying capacity for short column
Load carrying capicity for long column
Effective length of column
Column with helical reinforcement
Logitudinal reinforcement
Minimum number of bars for reinforcement
Minimum diameter of bar
Maximum distance between longitudinal bar
Pedestal
Transverse reinforcement (Ties)
Pitch (ρ)
Helical reinforcement
Some others IS recommendation
limit State method
Slenderness ratio (λ)
Ecentricity
Short axially loaded column with helical reinforcement
Some others IS code Recommendations
Slenderness limit
All column should be designed for a minimum eccentricity
Concentrically loaded Columns
Footing
Isoleted Footings
Spread footings
Combined footings
Strap or Cantilever footings
Mat or raft foundation
Pile Foundation
Design of isoleted footing
Rectangular footing
Desgn Steps
Prestress Concrete
Analysis of prestess and bending stress
Stress concept method
Strength concept method
Load Balancing concept
Tendon with Parabolic profile
Losses of Prestress
Comments