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Following topics are covered in this spread sheet as per IS 456-2000 and IS 3370-1965Modification factor for tension reinforcement
Modification factor for compression reinforcement
Permissible shear stress in concrete (tc) for beams in limit state design method
Permissible shear stress in concrete (tc) for beams in working stress design method
Permissible shear stress in concrete (ktc) for solid slabs in limit state design method
Permissible shear stress in concrete (ktc) for solid slabs in working stress design method
Permissible compressive & tensile stress in concrete for working stress design method
Area of steel calculation by limit state design method
Area of steel calculation by working stress method
Development length of bars by limit state design method
Development length of bars by working stress method of design
Minimum reinforcement in either direction of slab
Modulus of elasticity of concrete
Flexural strength of concrete
Maximum shear stress in concrete for limit state method of design
Maximum shear stress in concrete for working stress method of design
Design of beam (singly reinforced) subjected to torsion by limit state design method
Equivalent shear
Longitudinal reinforcement for beams subjected to torsion
Transverse reinforcement for beams subjected to torsion
Check for shear in beams for limit state design method
Check for shear in beams for working stress design method
Check for shear in solid slabs for limit state design method
Check for shear in solid slabs for working stress design method
Design of shear reinforced - vertical stirrups by limit state method of design
Design of shear reinforced - vertical stirrups by working stress method of design
Minimum shear reinforcement in the form of stirrups
Max. spacing of shear reinforcement
Minimum and maximum tensile reinforcement in beams
Maximum compression reinforcement in beams
Maximum diameter of bars for slabs
Limiting moment of resistance and reinforcement index for singly reinforced rectangular sections
Basic values of l/d ratio for beams and solid slabs in general
l/d ratio for two way slabs of shorter spans (up to 3.5m) and live load up to 3 kN/m2
Pitch and diameter of lateral ties
Pitch and diameter of lateral ties
Strength of shear reinforcement - single bent up bar (Limit State Method)
Strength of shear reinforcement - single bent up bar (Working Stress Method)
Determination of xu/d value
Determination of total loads on the short span and long span due to one loaded panel
Determination of equivalent uniform load ' w/m ' for calculation of B.M. for beams for solid slabs
Determination of creep coefficient of concrete
Permissible bearing stress on full area of concrete (Working stress method)
Permissible bearing stress on full area of concrete (Limit state method)
Check for short and slender compression members
Check for Deep beam action-continuous beam
Check for Deep beam action-simply supported beam
Check for cont. deep beam action, minimum thick.of beam to prevent buckling w.r.t span and depth
Permissible shear stress in concrete (tc) for footings (two way action) in limit state design method
Permissible shear stress in concrete (kstc) for footings (two way action) in working stress method
Design check equation for members subjected to combined axial load and biaxial bending
Design check equation for members subjected to combined axial load and biaxial bending
Coefficient of thermal expansion for concrete/oc
Partial safety factor 'gm' for material
Design of shear reinforcement - vertical stirrups by limit state method of design
Minimum percentage of steel for liquid retaining structures (RCC member)
Permissible concrete stresses-resistance to cracking
Calculation of stress due to bending tension in concrete
Calculation of stress due to direct tension in concrete
Check for interaction ratio for members on liquid retaining face subjected to direct tensionand flexural tension in concrete
Calculation of tensile stress due to bending in concrete, fbt (alternate)
Calculation of thickness required for a structural member for permissible sbt and assumed p
Following topics are covered in this spread sheet in Annex-A.
Design for area of steel and shear for singly reinforced beam by limit state design method
Design of beam (singly reinf.) subjected to torsion by limit state design method
Design of column subjected to biaxial bending (with reinforcement equally on all the four sides.)
Design for area of steel and shear for doubly reinforced beam by limit state design method
Design for area of steel and shear for singly reinforced one way slab by limit state design method
Design for area of steel and shear for two way slab by limit state design method
Annex-B
Design for area of steel and shear for singly reinforced beam by working stress design method
Design for area of steel and shear for singly reinforced beam by working stress design method
Design of one-way slab as uncracked section design
Area of steel calculation at mid-span
Check for thickness (concrete tensile stress) using moment @ mid-span
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