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Universitatea "POLITEHNICA" din Timisoara

Facultatea de Arhi tectura

Curs -1 Proiectarea StructurilorAnul IV, sem I, 2012-2013

Curs: Sl.dr.ing Mircea Cristutiu

Seminar: Sl.dr.ing Mircea Cristutiu

Bibliografie:

1. V. Gioncu, MECANICA I PROIECTAREA STRUCTURILOR,

Curs pentru arhiteci, IPT, Timioara, 1979.2. V. Gioncu, TEORIA STRUCTURILOR, IPT, Timioara, 1974.

3. V. Gioncu, STRUCTURI N ARHITECTUR, IPT, 19744. Peter Trebilcock and Mark Lawson. ARCHITECTURAL DESIGN IN STEEL.

2004 Steel Construction Institute. Spon Press is an imprint of the Taylor & Francis Group

5. J. Wardenier- HOLLOW SECTIONS IN STRUCTURAL APPLICATIONS,

Comit International pour le Dveloppement et l'Etude de la Construction Tubulaire. 2001

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1. London 2012 - Velodrome

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Figure - Velodrome sit ting in

landscaped setting

Figure - Pared down racing bike:

an example of performance engineering

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Figure - Velopark in legacy format

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Figure - Early design concept

sketches (image courtesy of Hopkins

Archi tects )

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Figure -

Shrink-wrapping of faade

onto structure

Figure - Integrated structure of

roof tied into supporting bowl structure

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Figure - ODA comparison of embodied energy

across 2012 (and previous Olympic) venues

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Figure - Environmental diagram showing

a) summer mode using natural ventilation

b) winter heating mode (image courtesy BDSP)

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Figure - 3D modelling of upper

tier to integrate services, terracing and

structure was essential early in

the process:

a) Overlaid model from build ing inside

b) from outside during construction

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Figure - Four principal systems

resisting roof cable tensions

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Figure - Comparison of embodiedCO2 at various stages in Velodrome

design (reproduced from ODA Learning

Legacy)

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Figure - Cut section through centreof Velodrome indicating primary force

path

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Figure - Non-linear whole building analysis model with

significant simplifi cations from sub analysis

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Figure - Fundamental mode of

structure, 2.2Hz, with half of roof area

acting as a mass at tip of canti lever

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Figure - 3D exploded roof with cable

net, clamping node, connection

brackets allowing movement,

prefabricated timber pane, blanket

Insulation and standing seam covering

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Figure - Diagrammatic representation

of panel connection and movements

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Figure - Computational panel opt imisation

reduced 1050 panel shapes to just 19

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Figure -

Radial concrete post-tensioned piers

Figure a) Truss fabricationb) Site erection

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Figure

a) Cables laid loose over infi eld

and clamped together at ground level

b) Stage 1 of cable liftc) Stage 2 of cable li ft note

slack cables in foreground

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Figure - Installation of

prefabricated roof

panels and

gutter panels,

reminiscent of boatbuilding

Figure -

Installation of track

Figure - Outside

finished building

looking

across from bridge

over River Lee

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Figure - Inside completed

bui lding Velodrome track under test