Staircase Design

Project Title

Parcel E, Klang Parade Staircase 5 & 6

Design Job No.

Rozi 02128

Page Date

1 29-04-09

Staircase Design

m

=

3.600 6.300

Waist Thickness

=

0.200

m

Effective Depth

=

m

Width of Staircase

=

0.175 1.400

Tread

=

0.255

m

Riser 

= =

0.171 7.256

m

Slope Length Dead Load

=

Live Load

=

Ultimate Load

=

Height

=

Effective Length

7.8 4.0 18.1

Level

1

m

Section

-

m

Flight

Upper 

m kN/m2 kN/m2

D

kN

Width Tread

Moment

71.7

1. With no effective end Restraint

=

kNm

2. With effective end Restraint

=

Span to depth Ratio

=

Basic Ratio

=

Modification Factor 

=

Limiting (Span/Effective Depth)

=

Actual (Span/Effective Depth)

=

Curvature

=

Lever Arm

=

0.094 0.874

Main Steel Reinforcement

=

1216

mm /m

11 T12

@

93

mm c/c

6 T16

@

165

mm c/c

=

364

mm /m

5 T10

@

217

mm c/c

3 T12

@

310

mm c/c

kNm Riser

Provide

Tranverse Steel Reinforcement Provide

2.34 20.00 0.91 21.00 36.00

Waist

2

2

Min. As Check =

364

2

mm /m