Steel Beam BS 5950

8/9/2019 Steel Beam BS 5950

http://slidepdf.com/reader/full/steel-beam-bs-5950 1/17

Contract Sheet No 0

X StreetJob No 0

Calcs by ABC

Part of Structure Checked b DEF

Steel Beam 1 Date 4/16/2015 13:35

Beam Length:  L = 5.00  m Design Status: OK!

1. Loadings

Distributed Loads [kN/m] Concentrated Loads [kN]

 Dead load: 0.7 20.0   0.0 50.0 50.0   0.0 0.0

 Live load: 10.0   0.0 20.0 20.0   0.0 0.0

 Start [m]:   0.0 0.0 0.0 1.0 4.0   0.0 0.0

 Length [m]: 5.0 5.0   0.0 0.0 0.0 0.0 0.0

self weight 

0.9 44.0 0.0 0.0 102.0 102.0 0.0 0.0

0.7 30.0 0.0 0.0 70.0 70.0 0.0 0.0

2. Reactions Let !i"#t

 DL 101.7   LL 45.0   DL 101.7   LL 45.0

3. Cross section properties

Tye !B "#$%&'&%$' mass is $7.1 k"/m

3$3.4 173.2 9.1 15.7 10.2 311.$ 194$3 13$2 15.1 3.99

u x

1071 157 1211 243 0.%%$ 24.4 0.412 55.7 %5.5

4. Steel   S"## (ield strength: 355 (table 9, BS 5950-1:2000)

205000

5. Cross Section Classification 0.%%

flange: $.3   ε    ) flange is class 1   ) lastic

*e+: 22.5   ε    ) *e+ is class 1   ) lastic

d/t<70ε - check f! shea! b"ckli#g is #t !e$"i!ed% (table 11, BS 5950-1:2000)

6. Check for LS

Design ultimate shear:

214.3  kN

,ertical shear caacity: Shear  

704.4  kN

Shear Check  Pv>V  OK!

Design ultimate moment: Bending242.4  kN&m

Bending caacity:

 py*Sx = 429.9  kN&m

ending Check  Mc>M  OK!

45$.24$ >M  OK! (cla"se &%2%5%1, BS 5950-1:2000)

Lateral "orsional #ckling

-ffective length: 0.7  L (table 1', BS 5950-1:2000)

Slenderness: %7.7

Slenderness factor: 0.%%

atio: 1.0

-ffective slenderness: $%.$

Bending strength: 227 (table 1, BS 5950-1:2000)

-/uiv. uniform moment factor: 1.0

Bucling resistance moment  pb*Sx = 274.6  kN&m  Mb/mLT > M  OK!

$. %eflection #nder i&posed loads

Deflection: 3.5 mm ' 13.9 mm OK!

XY & Partner

 p(L) *1.41 DL+1.$, LL*

 p)L) *1.0, DL+1.0, LL*

h [mm] b [mm]  s [mm] t  [mm] r [mm] d  [mm]  I - [cm4]  I  [cm4] r - [cm] r  [cm]

 Z - [cm3]  Z 

 [cm3] S - [cm3] S  [cm3]  H  [dm$]  J  [cm4]  A [cm2]

 p *  N/mm2

2odulus of elasticity:  E  * N/mm2

ε  * 275/ p1/2 *

b/2t  *

d /t  *

V  *

 P  * 0.$, p,h, s*

 M  *

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Limit for M c: 1.2, p, Z  *

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  * L/r  *

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 *

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 * u!6 " 

*

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mL *

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http://slidepdf.com/reader/full/steel-beam-bs-5950 2/17

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8/9/2019 Steel Beam BS 5950

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8/9/2019 Steel Beam BS 5950

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8/9/2019 Steel Beam BS 5950

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