2010_Bridges_SpecialSession_TPetraschek

8/7/2019 2010_Bridges_SpecialSession_TPetraschek

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Railwa BridBrunn rabe

Austrian experience of using Euroc

Challenges and opportunities

Workshop Bridge Design to Eurocodes Background and Applicati

e

odes for bridge design

ons Dr. Thomas Petraschek


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ingle span steel bridge with open rail tra


Introductio

k



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lon itudinal cu

effective spa

west line ofld structure

clearance

+ ,


Introductio

t

n = 14,44 m

lowest line onew structur

,



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- min. 5000 mm clear width betw

-

- width of top flanges 500 mm

- lack of stiffeners

- span range from 10 20 m


.,

Initial Situatio

en top flanges


., ,


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principle cross section for


.,

Static

span range of 10 20 m


., ,


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-

- load model LM71, SW/2 and u

-

- nosing force

- wind force

- temperature

- derailment force

- earthquake force

defined in EN 1990, 1991 and 1


.,

Static

, ,

loaded train

98 (comprising NAD)


., ,


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[Fink J., Kuss St., NEW RAILWAY TROUGH BRIDGE


Static

S, 2007]



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standard cross section


.,

Static

- end supporting detail


., ,


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additional degrees of freedom

natural mode fora era ors ona uc ng


.,

Non deformabilit


., ,


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bending mo

transversal bridge


.,

Secondary moment

ents for the

direction [kNm/m]


., ,


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- loading of the web about the

-

- much severe detail category f


.,

Secondary moment

eak axis

r the weld


., ,


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deck plate


Detailed plannin

transition in direction of forcexecute free from notches

transition in direction of force



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welding detail

deck plate to web


Detailed plannin

transition rindinfree from notches



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Global family of standard

Eurocodes Exec

EN 1990-EN 1999 z.B. E

Specifi


Standard

s for steel constructions

tion- Materialstandards

1090 z.B. EN 10025-2

ation of Material, products,



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pec cat ons an o umentat o

EN 1090-2, 4.1.1: Execution Spec

The necessary information and teceach part of the works shall be agre

commencement of execution of tha additional information, as list

options, as listed in A.2

execution classes, see 4.1.2 preparation grades, see 4.1.

tolerance classes, see 4.1.4


EN 1090-

fication General

nical requirements for execution ofed and complete before

part of the works.d in A.1



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Workshop Bridge Design to Eurocodes Background and Applications Dr. Thomas Petraschek


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EN 1090-

EN 1990, Annex B



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EN 1090-

?!?



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Executio



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Executio



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Executio



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Thank you for


Conclusion

our attention!


2010_Bridges_SpecialSession_TPetraschek

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