1C03 12 Footbridges

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1C3 Design of bridges

Jakub Dolej

Tom Rotter

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List of lectures

1. History and types of steel bridges

2. Fundamental terms

3. Basis of design4. Bearings, expansion joint, bridge accessories5. Bridge deck6. Plate girder steel bridges 1

7. Plate girder steel bridges 2

8. Plate girder steel bridges 39. Composite steel-concrete bridges 110. Composite steel-concrete bridges 211. Truss girder bridges

12. Pedestrian footbridges

13. Examples of bridge structures

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Objectives of the lecture 12

types of footbridges

construction arrangement ultimate limit states

serviceability limit states

examples

Objectives

Types

Arrangement

ULS

SLS

Examples

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Types

Number of spans: single spanmulti spanspatial (curved)

Main load-bearing structure:girdertruss

vierendeelarchcable stayedsuspension

Objectives

Types

Arrangement

ULS

SLS

Examples

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ArrangementObjectives

Types

Arrangement

ULS

SLS

Examples

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ArrangementObjectives

Types

Arrangement

ULS

SLS

Examples

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Arrangement of cross sectionObjectives

Types

Arrangement

ULS

SLS

Examples

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Arrangement of cross sectionObjectives

Types

Arrangement

ULS

SLS

Examples

Marked segregation

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Ultimate limit statesObjectives

Types

Arrangement

ULS

SLS

Examples

Resistance of cross sections

Buckling resistance of members:

- compression members

- lateral-torsion

- interaction of M+N+V

Connections design

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Serviceability limit statesObjectives

Types

Arrangement

ULS

SLS

ExamplesDeflection

Stress

Web breathing

Visual impression

Effect of wind

Drainage

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Examples of footbridgesObjectives

Types

Arrangement

ULS

SLS

Examples

Arch footbridge

Praha - Chodov

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Examples of footbridgesObjectives

Types

Arrangement

ULS

SLS

Examples

Truss girder footbridge

Praha - Smchov

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Examples of footbridgesObjectives

Types

Arrangement

ULS

SLS

Examples

Cable stayed footbridgePasarela Atirantada La Rosa 2003

La Corua, Spain, span 36 m, length 156 m

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Examples of footbridgesObjectives

Types

Arrangement

ULS

SLS

Examples

Cable stayed footbridgeMillers Crossing Bridge, Devon, England

Length 54 m, width 3,0 m

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Examples of footbridgesObjectives

Types

Arrangement

ULS

SLS

Examples

Ijburg, Netherland

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Examples of footbridgesObjectives

Types

Arrangement

ULS

SLS

Examples

Rostock

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Examples of footbridgesObjectives

Types

Arrangement

ULS

SLS

Examples

Gelsenkirchen

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Examples of footbridgesObjectives

Types

Arrangement

ULS

SLS

Examples

Boudry, Suisse

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Examples of footbridgesObjectives

Types

Arrangement

ULS

SLS

Examples

Emmeloord, Netherland

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Thank you

for your kind attention

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Notes to users of the lecture

This session is a basic information about actions on bridgesand requires about 60 min lecturing.

The use of relevant standards of national standard institutionsare strongly recommended.

Keywords for the lecture:

footbridge, truss, beam, stringer, cable stayed footbridge,suspension footbridge, Eurocodes.