Foundation improvement of historical buildings by micro piles - - PowerPoint PPT Presentation

▶
foundation improvement of historical buildings by micro
SMART_READER_LITE
LIVE PREVIEW

Foundation improvement of historical buildings by micro piles - - PowerPoint PPT Presentation

Nov 24, 2022 268 likes •582 views

Foundation improvement of historical buildings by micro piles Museum Island Berlin, St. Kolumba Cologne Dipl.-Ing. Klaus Dietz Dr.-Ing. Andr Schrmann Dietz Geotechnik Consult GmbH, Hilden, Germany Stump Spezialtiefbau GmbH, Langenfeld,

slide-1
SLIDE 1

1

Foundation improvement of historical buildings by micro piles Museum Island Berlin,

  • St. Kolumba Cologne

Dipl.-Ing. Klaus Dietz Dr.-Ing. André Schürmann Dietz Geotechnik Consult GmbH, Hilden, Germany Stump Spezialtiefbau GmbH, Langenfeld, Germany

slide-2
SLIDE 2

7th ISM workschop 2006, Schrobenhausen

2

structuring

  • 1. introduction
  • 2. micro pile as foundation improvement element
  • 3. case histories

3.1 Museum Island, Berlin 3.2 St. Kolumba, Cologne

  • 4. conclusions
slide-3
SLIDE 3

7th ISM workschop 2006, Schrobenhausen

3

Stump-system steel-tube pile Stump-system composite pile

slide-4
SLIDE 4

7th ISM workschop 2006, Schrobenhausen

4

Load bearing systems and wall connections

Wall- recess tension anchor micro pile mortar connection beam plug in girder

slide-5
SLIDE 5

7th ISM workschop 2006, Schrobenhausen

5

Museum Island, Berlin New Museum Erected 1841 – 1855 Destroyed WW II Renovation 1990 - 2009

slide-6
SLIDE 6

7th ISM workschop 2006, Schrobenhausen

6

Museum Island, Berlin New Museum

slide-7
SLIDE 7

7th ISM workschop 2006, Schrobenhausen

7

„Mudde“ muddy soil dense-medium sand

slide-8
SLIDE 8

7th ISM workschop 2006, Schrobenhausen

8

slide-9
SLIDE 9

7th ISM workschop 2006, Schrobenhausen

9

slide-10
SLIDE 10

7th ISM workschop 2006, Schrobenhausen

10

slide-11
SLIDE 11

7th ISM workschop 2006, Schrobenhausen

11

slide-12
SLIDE 12

7th ISM workschop 2006, Schrobenhausen

12

slide-13
SLIDE 13

7th ISM workschop 2006, Schrobenhausen

13

slide-14
SLIDE 14

7th ISM workschop 2006, Schrobenhausen

14

slide-15
SLIDE 15

7th ISM workschop 2006, Schrobenhausen

15

History of St. Kolumba

church before WW II church short before renovation

slide-16
SLIDE 16

7th ISM workschop 2006, Schrobenhausen

16

concept of new Diözesanmuseum above the ruins

  • f St. Kolumba

by Peter Zumtor

slide-17
SLIDE 17

7th ISM workschop 2006, Schrobenhausen

17

Foundation concept new Diözesanmuseum

cross section digging field

RB +12,919 OK Kuppel +12,919 +0,073

bestehende Kapelle

Ø 298,5 x 30 mm GEWI-Pfahl Ø 32 mm GEWI-Pfahl Ø 63,5 mm GEWI-Mehrstabpfahl 2 x 40 mm + 1 x 50 mm GEWI-Pfahl Ø63,5 mm Ø 298,5 x 30 mm

Grabungsfeld

RB +12,919

slide-18
SLIDE 18

7th ISM workschop 2006, Schrobenhausen

18

preparing investigations

before masonry core after grouting test drilling

slide-19
SLIDE 19

7th ISM workschop 2006, Schrobenhausen

19

preparing investigations

execution of pile test

Kraft - Verschiebungsdiagramm, Pfahl G1

5 10 15 20 25 30 500 1000 1500 2000 2500 3000 3500 4000

Kraft [kN] Verschiebung [mm]

proaf load 4000 kN pile test equipment

displacement [mm]

Load displacement diagram, test pile G1

Load [kN]

slide-20
SLIDE 20

7th ISM workschop 2006, Schrobenhausen

20

View arrangement of implants and nailcolumns

internal column support construction implant

slide-21
SLIDE 21

7th ISM workschop 2006, Schrobenhausen

21

implant in the

  • utside walls

(cross section and view, detail implantcoupling)

Steel tupe 298,5x 30mm Steel tube extension Reinforced conrete Beam Masonry new building GEWI single bar-

  • r multi bar-

pile Bend securing GEWI-pile 2x 32mm Ground level High-quality steel tube Existing masonry

  • f ruin

Top of excavation Old foundation arch Gravel Vault Pre-stabilization

  • f masonry

+7,14m top of implant Bottom level implant

Cross-section View

slide-22
SLIDE 22

7th ISM workschop 2006, Schrobenhausen

22

view masonry column and cross section implant

Steel tube (298,5 x 30 mm) Special-steel-protection tube (330 x 5 mm)

GEWI-pile grout Steel-tube Protection tube

Cross section

slide-23
SLIDE 23

7th ISM workschop 2006, Schrobenhausen

23

5 1 2 3 4

Pile production

slide-24
SLIDE 24

7th ISM workschop 2006, Schrobenhausen

24

Core drilling through the old walls

slide-25
SLIDE 25

7th ISM workschop 2006, Schrobenhausen

25

drilling for pile installation

slide-26
SLIDE 26

7th ISM workschop 2006, Schrobenhausen

26

foundation nailcolumns digging field

□ 350/350/30 mm +12,26 10 Stahlrohr Ø 289,5 x 30mm 10 Brandschutz 420/420/60 mm Ankerbolzen Pagel Verguss

7 0 3 6 3 6 verdichtete Anschüttung (Kies)

Kontermutter Ankermutter Ankerplatte Sauberkeitsschicht Kunststoffripprohr Distanzhalter Bohrung Ø 220 mm GEWI-Pfahl Ø 63,5 mm

mit doppeltem Korrosionsschutz

Pfahlneigung 10° zur Vertikalen

E in b in d e tie fe t = 6 m im g e w a c h s e n e n K ie s /S a n d

Einbindetiefe t = 6m im gewachsenen Kies/Sand

slide-27
SLIDE 27

7th ISM workschop 2006, Schrobenhausen

27

Drilling for micro piles at the chapel and on the digging field

slide-28
SLIDE 28

7th ISM workschop 2006, Schrobenhausen

28

conclusions

  • introduction of project specific measures
  • quality safety programme
slide-29
SLIDE 29

7th ISM workschop 2006, Schrobenhausen

29

Thank you for your attention