Vortrag NH905

$33/,&$%,/,7<�$1'�(&2120,&�

()),&,(1&<�2)�6(,60,&�5(752),7�

0($685(6�21�+,6725,&�%8,/',1*6

'LSO��,QJ��0DULD�%267(1$58�'$1

8QLYHUVLWlW�.DUOVUXKH��7+�

�VW�(*8�$VVHPEO\ ��1LFH��)UDQFH

6WUXFWXUH

o $FWRUV

o 0RWLYDWLRQ

o Ä,QWHUEHOOXP³�EXLOGLQJV

o Ä5HWURILW HOHPHQWV³

o 3HUIRUPDQFH�DQG�FRVWV DVVHVVPHQW

o Ä&RVWV FXUYHV³

o &RQFOXVLRQV


$FWRUV

Introduction, definition of terms

Model development

Vulnerability and Capacity analysis

Building typsEarthquake risk

Risk estimationPerception Affected people

Building priorities

MeansScopes

Decision space

CostsBenefit

Building stengthening

Economic efficiencyEXPERTS‘ FIELD

Planning management

ACTIVEAFFECTED

Process planning

PASSIVEPUBLICITY

Planning marketing

Study of impact

Programme choice

Social impactEconomic impacts

Programme typesPolitical conditions

PARTICIPANTS IN THE

IMPLEMENTATION OF MEASURES

Applicability


0RWLYDWLRQ

KWWS��ZZZ�ZRUOG�KRXVLQJ�QHW�!�5RPDQLD�UHSRUWV ��


Ä,QWHUEHOOXP³�EXLOGLQJV


Ä5HWURILW HOHPHQWV³�� GHILQLWLRQ

frame light structure

linear

STEEL

linear

frame dual system frame with infill

framecorner

punctualstructure

addbracing

disipationelement

simpleframes

frame bracing

frameswith bracing

frames

linear structure

addshearwall

frameswith infill

concrete steel

manteling

column

boundaryelements

beam

columns& beams

soft storey

combination linear & flat

interior exterior

reinforcing

openings piers lintels fields

FRP carbonfibre

glasfibre

reinforcedconcrete

manteling

structural walls

slab vaults composite

floors

flat structures

constructive element

combination linear & flat

precast cast-in-situ

flat

shear walls

REINFORCED CONCRETE

flat

multiple floor types

load bearing walls

MASONRY


Ä5HWURILW HOHPHQWV³�� XVH

COLUMN: FRACTURE + crush + spall + (yield) + crack

1

1 1

1 8

2

7

5

3

6

4

9

10

1. alter Beton, 2. beschädigter alter Beton, 3. neuer Beton, 4. ausgeknickte Bewehrung, 5. neue Bewehrung, 6. neue Bügel,7. Schweißnaht, 8. alte Bügel, 9. alte Bewehrung, 10. Schalung

1. old concrete, 2. damaged concrete, 3. new concrete4. buckled reinforcement, 5. new reinforcement, 6. new stirrups,7. welded joint, 8. old stirrups, 9. old reinforcement, 10. formwork

COLUMN: CRUSH + spall + (yield) + crack

&RVWV ��[6/��[(%��[6W��[6+��[6+8��[%

No. Work Unit time /unit

price/ unit (¼�

No. units

price/ time (¼�

total (¼�

1 Breaking up masonry around the columns

m³ 5.6h - 0,26 36 52.41

2 Unloading the column through bolts piece 3h - 1 36 108 3 Breaking up concrete with chipping

hammer m³ 25h - 1 36 900

4 Cleaning up removed concrete m³ - 13+6 1 - 19 5 Cutting away damaged zones of

reinforcement piece 2 min - 9 36 12

kg 60/h - 136 36 81.6 6 Laying new reinforcement kg - 0.5 136 - 68

7 Air blasting of concrete&reinforcement

m2 4h - 0.32 36 46.08

kg 60/h - 134 36 80.4 8 Making and fixing new stirrups kg - 0.5 134 - 67

9 Anchoring stirrups to the longitudinal re-bars

piece 2.5h - 62 36 90

10 Concrete surface roughening (sand blasting)

piece 2h - 1 36 72

Setting up formwork piece 2h - 1 36 72 Formwork m² - 8.5 10 - 85/4

11

Formwork support (scantling 4/6) m - 0.55 25 - 13.7/4 m³ 1h - 1 36 36 12 Casting concrete m³ - 100 1 - 100

13 Removing formwork piece 2h - 1 36 72 14 Plastering (interior and exterior) m 0.5h 6.25 36 225

PRICE 2126


3HUIRUPDQFH�DQG�FRVWV DVVHVVPHQW

Otpt

crack Earthquake Station fracture yield crush spall core cover Volvi City Hotel 0 9.77 8.65 9.77 67 73

1977 39 5 21.05 11.09 16.54 80 82 1986 3186 0 13.16 9.40 11.47 67 71

39 0 8.46 0 4.32 50 56

Vra

ncea

1990 3186 0 12.41 8.08 10.15 56 64


Ä&RVWV FXUYHV³co

sts

Bemessungsbeben

damage

retrofit

total

Sicherheits-beben

Schadensgrenz-beben

Betriebs-beben

Gebrauchtauglickeits-beben

cost

s

Bemessungsbeben

damage(repair)

retrofit

total

Sicherheits-beben

Schadensgrenz-beben

Betriebs-beben


cost

s

Bemessungsbeben

damage(repair)

Retrofit

total

Sicherheits-beben

Schadensgrenz-beben

Betriebs-beben


after Paulay[20]

12

34

56

78

910

1112

13

0

0,1

0,2

0,3

0,4

0,5

0,6

0,7

0,8

0,9

1

Bemessungsbeben (time recurrence)

Performance level

Costs

Kosten-Erdbeben Diagramm

2,5 3 3,5 4 4,5 5 5,5 6 6,5 7 7,5 8 8,5 9

Stärke des Bebens

Ko

sten

Ertüchtigungskosten nach dem Beben Ertüchtigungskosten vor dem Beben Gesamtertüchtigungskosten

Ertüchtigungszeitpunkt Maximalkosten

Model "Gregor", retrofit with sidewalls

0E+00

1E+05

2E+05

3E+05

4E+05

5E+05

6E+05

7E+05

Bemessungsbeben

Cos

ts (��


Ä&RVWV FXUYHV³

life safe EQoperational EQimmediate occupancy earthquakeProgressive retrofit options for model "Özzi"

0E+00

1E+05

2E+05

3E+05

4E+05

5E+05

6E+05

7E+05

8E+05

9E+05

1990,1 1990,2 1986 1977 1986+1977 1977+1977

Bemessungsbeben (year)

Co

sts

(¼�

no braces braces5 before 1977+1977 braces5 before 1986+1977 braces5 before 1977

braces5 before 1986 braces5 before 1990(2) braces5 before 1990(1)

CUMMULATED DAMAGE

real curves

idealised curve

theoretical cost limit


&RQFOXVLRQV

o $�VWUXFWXULQJ�PRGHO�IRU�H[LVWLQJ�EXLOGLQJV�ZDV�GHYHORSHG�!�LGHQWLILFDWLRQ�RI�VXLWDEOH�VSDWLDO�HOHPHQWV�>UHWURILW�HOHPHQWV@ RI�D�EXLOGLQJ�DV�D�EDVLV�LQ�RUGHU�WR�FRQQHFW�IDFWXDO�GDWD

o 7KH�FKRLFH�RI�UHWURILW�HOHPHQWV�WDNHV�LQWR�FRQVLGHUDWLRQ�GLIIHUHQW�LQIRUPDWLRQ�UHTXLUHPHQWV�RI�DFWRUV��ZKLFK�SDUWLFLSDWH�LQ�GHFLVLRQ�PDNLQJ�RQ�WKH�UHWURILW�SUREOHP

o $Q�DOJRULWKP�ZDV�GHYHORSHG�RQ�KRZ�WR�XVH�VWUXFWXUDO�DVVHVVPHQW�WR�REWDLQ�UHVXOWV�RI�XVH�IRU�LQWHUGLVFLSOLQDU\�HIILFLHQF\�VWXGLHV

o 7KH�FRVWV�HVWLPDWLRQ�PHWKRG�EUHDNV�XS�ZLWK�VWDWLVWLFV�DOORZLQJ�IRU�D�FXVWRPLVHG�DSSURDFK

o &RVWV�FXUYHV�ZHUH�JHQHUDWHG�H[WHQGLQJ�WKH�SHUIRUPDQFH�EDVHG�DSSURDFK�WKURXJK�D��UG�GLPHQVLRQ�IRU�HFRQRPLF�HIILFLHQF\

o 1R�DIILUPDWLRQ�FDQ�EH�GRQH�\HW�DERXW�UHOLDELOLW\

7KDQN <RX IRU <RXU DWWHQWLRQ�

PRUH GHWDLOV ZLOO�EH SUHVHQWHG DW�WKH

��WK�:RUOG�&RQIHUHQFH RQ�(DUWKTXDNH (QJLQHHULQJLQ�9DQFRXYHU��&DQDGD��$XJXVW��SDSHUV ��DQG��

Technology

Vortrag NH905