technical-scientific seminar on analysis and design ... - ecsd · ecsd s.r.l. via goldoni, 22...

Structural Designer and Design Supervisor: Prof. Franco Mola

ECSD Srl Staff: L.M. Pellegrini, P. Banti, G. D’Agostino, G. Sconocchia, G.

Matessi, A. Da Campo, F. Palma, E. Mola, C. Pozzuoli

University of Patras

16 May 2014 – h. 11:00-18:00

Technical-scientific seminar on

Analysis and design of tall building structures

NUOVA TORRE REGIONE PIEMONTE: THE NEW

HEADQUARTES FOR REGIONE PIEMONTE (2010-14)

ECSD S.r.l.

Via Goldoni, 22 Milano

Ph. +390273954653

Fax. +390270008547

www.ecsd.it

mailto: [email protected]

ECSD S.r.l. Via Goldoni, 22 Milano – www.ecsd.it – mailto: [email protected]

REGIONE PIEMONTE HEADQUARTER, TORINO


REGIONE PIEMONTE HEADQUARTER: ARCHITECTURAL PROJECT


REGIONE PIEMONTE HEADQUARTER – CONSTRUCTION PROJECT • Foundations


REGIONE PIEMONTE HEADQUARTER – CONSTRUCTION PROJECT • Foundation pile load test


Diagrams of the vertical subsidence of the foundation

plate in the two orthogonal directions passing through

the central node of the plate

Envelope of the plate

deformation in the z direction

(vertical displacement) - Dir

South-West - under

permanent load

REGIONE PIEMONTE HEADQUARTER – CONSTRUCTION PROJECT • Foundation analysis

• Modelling


REGIONE PIEMONTE HEADQUARTER – CONSTRUCTION PROJECT • SCC in massive element


Massive foundation:

12000 m3

REGIONE PIEMONTE HEADQUARTER – CONSTRUCTION PROJECT

• The effects of the heat of hydration


Temperature

Stresses

+ +

-

REGIONE PIEMONTE HEADQUARTER

CONSTRUCTION PROJECT • The effects of the heat of hydration


REGIONE PIEMONTE HEADQUARTER – CONSTRUCTION PROJECT • Vertical bearing elements: the core


REGIONE PIEMONTE HEADQUARTER

CONSTRUCTION PROJECT • Vertical bearing elements: columns with

composite steel and concrete sections

section up to Liv.06



• Vertical bearing elements: columns of

reinforced concrete above the Liv.06



• II Order Analysis and structural safety

results



• Standard Floor: lightened slab, h = 34 cm,

prestressed with unbounded cables



• Standard Floor: structural analysis for

ultimate and service limit state


Maximum analytical vertical

displacement: 3 mm

Maximum measured

displacement: 2.14 mm

Residual displacement: 0.06

mm


• Standard Floor: Load Test


REGIONE PIEMONTE HEADQUARTER – CONSTRUCTION PROJECT • The cantilevered prestressed concrete floor structures (“Jump-deck floors”)


Joint Sections


• The cantilevered prestressed concrete floor structures (“Jump-deck floors”)



• Finite Element Model

implemented in

MidasGen


Core

elements

East

Facade

elements Global

Model


• Finite Element

Model implemented

in MidasGEn




implemented in MidasGEn



• Design actions: permanent

loads, live loads and façade

weight



• Design action: wind load Eurocode

Wind tunnel test


Lateral displacements of the core

and of a central column of the tall

building, including foundation

deformation, in the service load

condition.



implemented with MidasGEn


Vertical Elastic Displacement s(dir. Z)

of a central column and of the core,

under the load combination:

Gk + 0.3 Qk



implemented with MidasGEn


REGIONE PIEMONTE HEADQUARTER – CONSTRUCTION PROJECT • The Steel Structure of the East Façade


REGIONE PIEMONTE HEADQUARTER – CONSTRUCTION PROJECT • The Steel Structure of the East Façade

Details of the connections to the “Jump-Deck Floors”


Wind y-direction: acting

on the long side

Displacements of the supporting structure of the facade


• The Steel Structure of the East Façade

Service Limit State: Compatibility of Deformations


Design Steps

Tolerances:

• +10.2, -16.8 mm, vertical

joint, Control 1, in plane;

• 11.5 mm horizontal joint,

Control 2, in plane;

• 5 mm, Control 3, out of

plane;

• 10 mm, Control 4, pairs of

plates out of plane (V);

• 5 mm, Control 5, pairs of

plates out of plane;

• 5 mm, Control 6, vertical

delta.


• The Steel Structure of the East Façade

Service Limit State: Compatibility of Deformations

technical-scientific seminar on analysis and design ... - ecsd · ecsd s.r.l. via goldoni, 22...

Documents