the present and the future of the eurocodes...eurocodes - design of steel buildings with worked...
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The present and the future of the Eurocodes
Dr Steve Denton FREng Chairman, CEN/TC 250
Eurocodes - Design of steel buildings with worked examples Brussels, 16 - 17 October 2014
Content
• Welcome
• Background
• Implementation
• Future developments
• Final remarks
Eurocodes - Design of steel buildings with worked examples Brussels, 16 - 17 October 2014
Content
• Welcome
• Background
• Implementation
• Future developments
• Final remarks
Eurocodes - Design of steel buildings with worked examples Brussels, 16 - 17 October 2014
Content
• Welcome
• Background
• Implementation
• Future developments
• Final remarks
Eurocodes - Design of steel buildings with worked examples Brussels, 16 - 17 October 2014
Eurocodes: 10 Standards in 58 Parts for Structural and
Geotechnical Design
5
EN 1990
EN 1991
EN 1992 EN 1993 EN 1994
EN 1995 EN 1996 EN 1999
EN 1997 EN 1998
Structural Safety, serviceability and durability
Actions on structures
Design and detailing
Geotechnical and seismic design
Eurocodes - Design of steel buildings with worked examples Brussels, 16 - 17 October 2014
TC 250 Coordination Group
Chairman: S Denton
Secretary: T Wilkins [BSI]
Management Group
Chairman: S Denton
TC 250 Structural
Eurocodes
Chairman: S Denton
Vice Chair: G Breitschaft and M Fardis
Secretary: T Wilkins [BSI]
CEN PM: G Ascensao Horizontal Group Bridges
Horizontal Group Fire Convenor: B Zhao
Convenor: S Denton*
WG7 – EN 1990
Convenor: P Formichi
Secretary: V Meløysund [SN]
SC1 – EN 1991
Chairman: N Malakatas
Secretary: A Schleifer [DIN]
SC2 – EN 1992
Chairman: H Ganz
Secretary: A Schleifer [DIN]
SC3 – EN 1993
Chairman: U Kuhlmann
Secretary: S Kempa [DIN]
SC4 – EN 1994
Chairman: G Couchman
Secretary: B Borchert [BSI]
SC5 – EN 1995
Chairman: S Winter
Secretary: A Stenmark [SIS]
SC6 – EN 1996
Chairman: R Van der Pluijim
Secretary: P Rauh [DIN]
SC7 – EN 1997
Chairman: A Bond
Secretary: M Lurvink [NEN]
SC8 – EN 1998
Chairman: E Carvalho
Secretary: E Coelho [IPQ]
SC9 – EN 1999
Chairman: F Mazzolani
Secretary: R Saegrov [SN]
WG1 – Policy and guidelines Convenor: J Moore
WG2 – Existing Structures
Convenor: P Lüchinger [SNV]
WG3 – Structural Glass
Convenor: M Feldmann [DIN]
WG4 – Fibre reinforced polymer
Convenor: L Ascione [UNI]
WG5 – Membrane Structures
Convenor: M Mollaert [NBN]
WG6 – Robustness
Convenor: R Van der Pluijm [NEN]
SC/WG for Existing Eurocodes
Other WG
Chairman’s
Advisory Panel(s)
Eurocodes - Design of steel buildings with worked examples Brussels, 16 - 17 October 2014
Understanding Eurocode implementation
7
Eurocodes
(EN1990 – EN1999)
European standards for construction
Eurocodes - Design of steel buildings with worked examples Brussels, 16 - 17 October 2014
Understanding Eurocode implementation
8
Eurocodes
(EN1990 – EN1999)
+
National Annexes
European standards for construction
Eurocodes - Design of steel buildings with worked examples Brussels, 16 - 17 October 2014
Understanding Eurocode implementation
9
Eurocodes
(EN1990 – EN1999)
+
National Annexes
European
Product
Standards
European standards for construction
Eurocodes - Design of steel buildings with worked examples Brussels, 16 - 17 October 2014
Understanding Eurocode implementation
10
Eurocodes
(EN1990 – EN1999)
+
National Annexes
European
Product
Standards
European
Execution
Standards
European standards for construction
Eurocodes - Design of steel buildings with worked examples Brussels, 16 - 17 October 2014
Understanding Eurocode implementation
11
Eurocodes
(EN1990 – EN1999)
+
National Annexes
European
Product
Standards
European
Execution
Standards
Non-contradictory
complementary
information
European standards for construction
Eurocodes - Design of steel buildings with worked examples Brussels, 16 - 17 October 2014
Understanding Eurocode implementation
12
Eurocodes
(EN1990 – EN1999)
+
National Annexes
European
Product
Standards
European
Execution
Standards
Non-contradictory
complementary
information
Client implementation and requirements
European standards for construction
Eurocodes - Design of steel buildings with worked examples Brussels, 16 - 17 October 2014
Understanding Eurocode implementation
13
Eurocodes
(EN1990 – EN1999)
+
National Annexes
European
Product
Standards
European
Execution
Standards
Non-contradictory
complementary
information
Client implementation and requirements
Support to the profession
European standards for construction
Eurocodes - Design of steel buildings with worked examples Brussels, 16 - 17 October 2014
Content
• Welcome
• Background
• Implementation
• Future developments
• Final remarks
Eurocodes - Design of steel buildings with worked examples Brussels, 16 - 17 October 2014
Source: European Commission
Eurocodes - Design of steel buildings with worked examples Brussels, 16 - 17 October 2014
Source: European Commission
Eurocodes - Design of steel buildings with worked examples Brussels, 16 - 17 October 2014
Content
• Welcome
• Background
• Implementation
• Future developments
• Final remarks
Eurocodes - Design of steel buildings with worked examples Brussels, 16 - 17 October 2014
Timeline
18
Eu
roc
od
es
sta
rte
d
1975
Eurocodes - Design of steel buildings with worked examples Brussels, 16 - 17 October 2014
Timeline
19
Eu
roc
od
es
sta
rte
d
1975
EN
Vs
sta
rte
d
1990
Eurocodes - Design of steel buildings with worked examples Brussels, 16 - 17 October 2014
Timeline
20
Eu
roc
od
es
sta
rte
d
1975
EN
Vs
sta
rte
d
1990 P
ub
lic
ati
on
of
EN
Vs
1992
Eurocodes - Design of steel buildings with worked examples Brussels, 16 - 17 October 2014
Timeline
21
Eu
roc
od
es
sta
rte
d
1975
EN
Vs
sta
rte
d
1990 P
ub
lic
ati
on
of
EN
Vs
1992
Co
nve
rsio
n o
f E
NV
to
EN
1998
Eurocodes - Design of steel buildings with worked examples Brussels, 16 - 17 October 2014
Timeline
22
Eu
roc
od
es
sta
rte
d
1975
EN
Vs
sta
rte
d
1990 P
ub
lic
ati
on
of
EN
Vs
1992
Co
nve
rsio
n o
f E
NV
to
EN
1998
Pu
blic
ati
on
1st g
en
era
tio
n o
f th
e E
uro
co
des
2007
Eurocodes - Design of steel buildings with worked examples Brussels, 16 - 17 October 2014
Timeline
23
Eu
roc
od
es
sta
rte
d
1975
EN
Vs
sta
rte
d
1990 P
ub
lic
ati
on
of
EN
Vs
1992
Co
nve
rsio
n o
f E
NV
to
EN
1998
Pu
blic
ati
on
1st g
en
era
tio
n o
f th
e E
uro
co
des
2007
Pro
gra
mm
ing
Ma
nd
ate
2010
Eurocodes - Design of steel buildings with worked examples Brussels, 16 - 17 October 2014
Timeline
24
Eu
roc
od
es
sta
rte
d
1975
EN
Vs
sta
rte
d
1990 P
ub
lic
ati
on
of
EN
Vs
1992
Co
nve
rsio
n o
f E
NV
to
EN
1998
Pu
blic
ati
on
1st g
en
era
tio
n o
f th
e E
uro
co
des
2007
Pro
gra
mm
ing
Ma
nd
ate
2010
Re
sp
on
se
to
Pro
gra
mm
ing
Ma
nd
ate
2011
Eurocodes - Design of steel buildings with worked examples Brussels, 16 - 17 October 2014
Timeline
25
Eu
roc
od
es
sta
rte
d
1975
EN
Vs
sta
rte
d
1990 P
ub
lic
ati
on
of
EN
Vs
1992
Co
nve
rsio
n o
f E
NV
to
EN
1998
Pu
blic
ati
on
1st g
en
era
tio
n o
f th
e E
uro
co
des
2007
Pro
gra
mm
ing
Ma
nd
ate
2010
Re
sp
on
se
to
Pro
gra
mm
ing
Ma
nd
ate
2011
Sp
ec
ific
Ma
nd
ate
2012
Eurocodes - Design of steel buildings with worked examples Brussels, 16 - 17 October 2014
Timeline
26
Eu
roc
od
es
sta
rte
d
1975
EN
Vs
sta
rte
d
1990 P
ub
lic
ati
on
of
EN
Vs
1992
Co
nve
rsio
n o
f E
NV
to
EN
1998
Pu
blic
ati
on
1st g
en
era
tio
n o
f th
e E
uro
co
des
2007
Pro
gra
mm
ing
Ma
nd
ate
2010
Re
sp
on
se
to
Pro
gra
mm
ing
Ma
nd
ate
2011
Sp
ec
ific
Ma
nd
ate
2012
Res
po
nse
to
Sp
ec
ific
Ma
nd
ate
2013
Eurocodes - Design of steel buildings with worked examples Brussels, 16 - 17 October 2014
Timeline
27
Eu
roc
od
es
sta
rte
d
1975
EN
Vs
sta
rte
d
1990 P
ub
lic
ati
on
of
EN
Vs
1992
Co
nve
rsio
n o
f E
NV
to
EN
1998
Pu
blic
ati
on
1st g
en
era
tio
n o
f th
e E
uro
co
des
2007
Pro
gra
mm
ing
Ma
nd
ate
2010
Re
sp
on
se
to
Pro
gra
mm
ing
Ma
nd
ate
2011
Sp
ec
ific
Ma
nd
ate
2012
Res
po
nse
to
Sp
ec
ific
Ma
nd
ate
2013
Pu
blic
ati
on
2n
d g
en
era
tio
n o
f th
e E
uro
co
des
2020
Eurocodes - Design of steel buildings with worked examples Brussels, 16 - 17 October 2014
There will be a period of stability for the
published Eurocodes until 2020
27
Eu
roc
od
es
sta
rte
d
1975
EN
Vs
sta
rte
d
1990P
ub
lic
ati
on
of
EN
Vs
1992
Co
nve
rsio
n o
f E
NV
to
EN
1998
Pu
blic
ati
on
1stg
en
era
tio
n o
f th
e E
uro
co
des
2007
Pro
gra
mm
ing
Ma
nd
ate
2010
Re
sp
on
se
to
Pro
gra
mm
ing
Ma
nd
ate
2011
Sp
ec
ific
Ma
nd
ate
2012
Res
po
nse
to
Sp
ec
ific
Ma
nd
ate
2013
Pu
blic
ati
on
2n
dg
en
era
tio
n o
f th
e E
uro
co
des
2020
Eurocodes - Design of steel buildings with worked examples Brussels, 16 - 17 October 2014
Timeline
29
Eu
roc
od
es
sta
rte
d
1975
EN
Vs
sta
rte
d
1990 P
ub
lic
ati
on
of
EN
Vs
1992
Co
nve
rsio
n o
f E
NV
to
EN
1998
Pu
blic
ati
on
1st g
en
era
tio
n o
f th
e E
uro
co
des
2007
Pro
gra
mm
ing
Ma
nd
ate
2010
Re
sp
on
se
to
Pro
gra
mm
ing
Ma
nd
ate
2011
Sp
ec
ific
Ma
nd
ate
2012
Res
po
nse
to
Sp
ec
ific
Ma
nd
ate
2013
Pu
blic
ati
on
2n
d g
en
era
tio
n o
f th
e E
uro
co
des
2020
Eurocodes - Design of steel buildings with worked examples Brussels, 16 - 17 October 2014
Specific mandate
30
Eurocodes development should:
• Encourage innovation
• Take into account new societal demands
and needs
• Facilitate the harmonisation of national
technical initiatives on new topics of
interest for the construction sector
• Enhance user-friendliness
Eurocodes - Design of steel buildings with worked examples Brussels, 16 - 17 October 2014
Timeline
31
Eu
roc
od
es
sta
rte
d
1975
EN
Vs
sta
rte
d
1990 P
ub
lic
ati
on
of
EN
Vs
1992
Co
nve
rsio
n o
f E
NV
to
EN
1998
Pu
blic
ati
on
1st g
en
era
tio
n o
f th
e E
uro
co
des
2007
Pro
gra
mm
ing
Ma
nd
ate
2010
Re
sp
on
se
to
Pro
gra
mm
ing
Ma
nd
ate
2011
Sp
ec
ific
Ma
nd
ate
2012
Res
po
nse
to
Sp
ec
ific
Ma
nd
ate
2013
Pu
blic
ati
on
2n
d g
en
era
tio
n o
f th
e E
uro
co
des
2020
Eurocodes - Design of steel buildings with worked examples Brussels, 16 - 17 October 2014
Response to mandate
32
• 138 pages
• Over 1000 experts from across Europe
involved
• Structure of tasks and sub-tasks
• Phased programme
Eurocodes - Design of steel buildings with worked examples Brussels, 16 - 17 October 2014
33
SC / WG
etcTask 1
Task 2
Task n
Sub-taskSub-task
Sub-taskSub-task
Sub-taskSub-task
Sub-taskSub-task
Sub-taskSub-task
Sub-taskSub-task
Structure of tasks and sub-tasks
Eurocodes - Design of steel buildings with worked examples Brussels, 16 - 17 October 2014
34
Overall structure of work programme (Annex 2)
Eurocodes - Design of steel buildings with worked examples Brussels, 16 - 17 October 2014
35
Complete work programme (Annex 1)
Eurocodes - Design of steel buildings with worked examples Brussels, 16 - 17 October 2014
36
Outline Schedule (Annex 3)
Eurocodes - Design of steel buildings with worked examples Brussels, 16 - 17 October 2014
37
EN
1990
EN
1991
EN
1992
EN
1993
EN
1994
EN
1995
EN
1996
EN
1997
EN
1998
EN
1999
Eurocodes - Design of steel buildings with worked examples Brussels, 16 - 17 October 2014
38
EN
1990
EN
1991
EN
1992
EN
1993
EN
1994
EN
1995
EN
1996
EN
1997
EN
1998
EN
1999
Gla
ss
Eurocodes - Design of steel buildings with worked examples Brussels, 16 - 17 October 2014
39
EN
1990
EN
1991
EN
1992
EN
1993
EN
1994
EN
1995
EN
1996
EN
1997
EN
1998
EN
1999
Gla
ss
FR
P
Eurocodes - Design of steel buildings with worked examples Brussels, 16 - 17 October 2014
40
EN
1990
EN
1991
EN
1992
EN
1993
EN
1994
EN
1995
EN
1996
EN
1997
EN
1998
EN
1999
Gla
ss
FR
P
Mem
bra
ne
Eurocodes - Design of steel buildings with worked examples Brussels, 16 - 17 October 2014
41
EN
1990
EN
1991
EN
1992
EN
1993
EN
1994
EN
1995
EN
1996
EN
1997
EN
1998
EN
1999
Gla
ss
FR
P
Mem
bra
ne
Robustness
Eurocodes - Design of steel buildings with worked examples Brussels, 16 - 17 October 2014
42
EN
1990
EN
1991
EN
1992
EN
1993
EN
1994
EN
1995
EN
1996
EN
1997
EN
1998
EN
1999
Gla
ss
FR
P
Mem
bra
ne
Robustness
Assessment
Eurocodes - Design of steel buildings with worked examples Brussels, 16 - 17 October 2014
43
EN
1990
EN
1991
EN
1992
EN
1993
EN
1994
EN
1995
EN
1996
EN
1997
EN
1998
EN
1999
Gla
ss
FR
P
Mem
bra
ne
Robustness
Assessment
Climate change
Eurocodes - Design of steel buildings with worked examples Brussels, 16 - 17 October 2014
44
EN
1990
EN
1991
EN
1992
EN
1993
EN
1994
EN
1995
EN
1996
EN
1997
EN
1998
EN
1999
Gla
ss
FR
P
Mem
bra
ne
Robustness
Assessment
Climate change
Ease of use
Eurocodes - Design of steel buildings with worked examples Brussels, 16 - 17 October 2014
45
Chairman’s Advisory Panel on ‘Ease of use and
reduction of NDP’
Written
contributions
Questionnaire
Discussions 1
. U
sers
’ n
eed
s
2. P
rin
cip
les a
nd
pri
ori
ties
3. G
uid
an
ce / E
xam
ple
s
5 Pillars
4. M
an
ag
em
en
t an
d s
up
po
rt
5. M
easu
rem
en
ts
Eurocodes - Design of steel buildings with worked examples Brussels, 16 - 17 October 2014
Content
• Welcome
• Background
• Implementation
• Future developments
• Final remarks