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Sustainable construction



Sylvain Rocher, architect
Ziegert | Roswag | Seiler Architekten Ingenieure


Ethio-German Konnect
Addis Ababa, 10.11.2011




Ziegert | Roswag | Seiler Architekten Ingenieure   zrs-berlin.de
TRADITIONAL BUILDING METHODS WITH EARTH AND BAMBOO




                                                     Earth
                                                     Bamboo



Ziegert | Roswag | Seiler Architekten Ingenieure     zrs-berlin.de
BAMBOO
Advantages of bamboo compared to wood




Ziegert | Roswag | Seiler Architekten Ingenieure   zrs-berlin.de
EXAMPLES OF TRADITIONAL EARTHEN BUILDINGS


„PUEBLO DE TAOS“
  USA, 11th – 15th cent.
„MANHATTAN OF THE DESERT“
  Shibam, Jemen, 3th cent.
„ALTER BAU“
  Germany, 1445
„TULOU“
  Fujian, China, since 15th cent.
„LAND OF THE BATAMMARIBA “
  Koutammakou, Togo




Ziegert | Roswag | Seiler Architekten Ingenieure   zrs-berlin.de
ADVANTAGES OF EARTHEN BUILDINGS – LIFECYCLE OF A BUILDING
Earthen building vs. concrete building




Ziegert | Roswag | Seiler Architekten Ingenieure            zrs-berlin.de
HUMIDITY ACTIVITY OF EARTHEN BUILDING MATERIALS
High absorption / Storing of humidity in earth


Graphic of humidity regulation capability                                                                    Comparison of absorption in
of earth plaster (top) and non–earth plaster (bottom)                                                        24 h

                                                                                                             g /m2


                                                                                                               50


                                                                                                               30


                                                                                                               10


                                                                                                                     2   6   10   14   18   Centre of Earth
                                                                                                                                            22
                                                                                                                             Hours          Brainstorming Berli

                                                                                                             g /m2
                                                                         Centre of Earthen Building CEB
                                                                         Brainstorming Berlin 15th December 2009
                                                                                                 50

                                                      Grafische Darstellung der Luftfeuchtesorption
                                                      bei Lehmputzen (oben) und Nicht-Lehmputzen (unten)     30


                                                            Wasserdampfmoleküle in der Raumluft                10
Grafische Darstellung der Luftfeuchtesorption
bei Lehmputzen (oben) und Nicht-Lehmputzen (unten)          Anstrich auf Lehmputz
                                                                                                                     2   6   10   14   18   22

     Humidity in the air in der Raumluft
      Wasserdampfmoleküle                                   Poren, Porenkanal und Feststoff Lehmputz                         Hours


     Earth plaster
      Anstrich auf Lehmputz                                Cementauf Nicht-Lehmputz
                                                           Anstrich plaster


     Pores in earth und Feststoff Lehmputz
      Poren, Porenkanal                                    Pores in cement plaster
                                                            Poren, Porenkanal und Feststoff Nicht-Lehmputz


      Anstrich auf Nicht-Lehmputz


Ziegert | Roswag | Seiler Architekten Ingenieure
     Poren, Porenkanal und Feststoff Nicht-Lehmputz                                                                                              zrs-berlin.de
REGULATION OF INDOOR TEMPERATURE – HUMIDITY AND TEMPERATURE
Comparison of earthen buildings vs. concrete buildings

                                                                                                                                                                                     40                Indoor temperature earthen building


                                                                                                                                                                                     35



                                                                                                                                                                                     30




                                                                                                                                                                    Temperature C°
                                                                                                                                                                                     25



                                                                                                                                                                                     20



                                                                                                                                                                                     15



                                                                                                                                                                                     10
                                                                                                                                                                                          4   6   8   10   12   14    16      18   20   22   24    2   4

                                                                                                                                                                                                                Time of day




 At highhigh temperatures mudmud walls give humidity ThisThis causes cooling.
     At temperatures the the walls give humidity off. off. causes cooling.      The The mud walls absorb humidity and and cool down over night.
                                                                                    mud walls absorb the the humidity cool down over night.                                          40               Indoor temperature concrete building


                                                                                                                                                                                     35



                                                                                                                                                                                     30




                                                                                                                                                                    Temperature C°
                                                                                                                                                                                     25



                                                                                                                                                                                     20



                                                                                                                                                                                     15



                                                                                                                                                                                     10
                                                                                                                                                                                          4   6   8   10   12    14   16      18   20   22   24    2   4

                                                                                                                                                                                                                Time of day



 The The concrete walls heating up quickly. Heat is passing through.
     concrete walls are are heating up quickly. Heat is passing through.        The The concrete walls, beeing heatenduring daytime, release heatheat over night.
                                                                                    concrete walls, beeing heaten up up during daytime, release over night.

                                         Measurements by Hassan Fathy as well as Ziegert | Roswag | Seiler Architekten Ingenieure


Ziegert | Roswag | Seiler Architekten Ingenieure                                                                                                                                                                                                  zrs-berlin.de
JAHILI FORT, AL AIN, ABU DHABI
Conversion of a historic earthen fort



                                                   Jahili Fort Al Ain Groundplan before restoration 1:500             R o s w a g   &   J




                                                        N

                                                                     5,0 m




Ziegert | Roswag | Seiler Architekten Ingenieure                                                            zrs-berlin.de
JAHILI FORT, AL AIN, ABU DHABI
Rebuilding of the rough work, completely made of historic building materials
Mortar and plaster were soaked, earth blocks were stored and reused




Ziegert | Roswag | Seiler Architekten Ingenieure                               zrs-berlin.de
JAHILI FORT, AL AIN, ABU DHABI
The historic floor plan was reconstructed, exhibition is structured by lighting elements
Historic, high-class, refined surface materials characterise aesthetics




Ziegert | Roswag | Seiler Architekten Ingenieure                                  zrs-berlin.de
08   Lehmbekleidung, Steuerung Raumklima
09   Passive Solarenergienutzung über Fenster
     HAUS MÜLLER UND RUTSCHKE, REICHENOW
10   Low-energy house without ventilation system
     Wärmeversorgung über Fussbodenheizung
11   Solarenergienutzung Solarkollektor
12   Schichtenspeicher, integrierter Gasbrenner
13   Zusatzheizung, Passivhauskamin
                                                                                 11

                                                                            04



                                                                                      08
     01    Building ground                                                            06
     02    Floor slab, cellular glas insulation, reinforced concrete
     03    Walls wooden building, cellulose                                                      10
                                                                            03
     04    Roof wooden building, cellulose
     05    Floor construction ground floor, floor heating
     06    Interior wall wooden building, earth                                                        07            09
                                                                                      60°
     07    Solid wooden board ceiling
     08    Earthen facing, controlling indoor temperature
     09    Passive solar energy use via windows                                  12
     10    Wärmeversorgung über Fussbodenheizung
                                                                                      40°         13
                                                                                                       05
     11    Solar energy use Solar collector                            01             20°
     12    Solar storage, integrated gas burner
     13    Additional heating, passive house fireplace
                                                                                            02




     Ziegert | Roswag | Seiler Architekten Ingenieure                                                       zrs-berlin.de
HAUS MÜLLER UND RUTSCHKE, REICHENOW
Wooden building / Infill with earth blocks




Ziegert | Roswag | Seiler Architekten Ingenieure   zrs-berlin.de
HAUS MÜLLER UND RUTSCHKE, REICHENOW
Floor- and wall heating / earth plaster




Ziegert | Roswag | Seiler Architekten Ingenieure   zrs-berlin.de
HAUS MÜLLER UND RUTSCHKE, REICHENOW




Ziegert | Roswag | Seiler Architekten Ingenieure   zrs-berlin.de
SCHOOL HANDMADE IN BANGLADESH




Ziegert | Roswag | Seiler Architekten Ingenieure   zrs-berlin.de
SCHOOL HANDMADE IN BANGLADESH
           Design of the school according to the principle „dry feet and big hat“

                                                                      section
loorplan




                                                                                           1,0 m

                                                              1,0 m

              1st floor




                                                              1,0 m

              groundfloor




           Ziegert | Roswag | Seiler Architekten Ingenieure                         zrs-berlin.de
SCHOOL HANDMADE IN BANGLADESH
Ground floor walls made of 4 layers of cob,
connection to the bamboo ceiling through stakes in cob




Ziegert | Roswag | Seiler Architekten Ingenieure         zrs-berlin.de
SCHOOL HANDMADE IN BANGLADESH
Bamboo rafter




Ziegert | Roswag | Seiler Architekten Ingenieure   zrs-berlin.de
SCHOOL HANDMADE IN BANGLADESH
Prefabricated bamboo frames out of 3-layered roof rafter, earth filling




Ziegert | Roswag | Seiler Architekten Ingenieure                          zrs-berlin.de
SCHOOL HANDMADE IN BANGLADESH
„Protected“ earthen class rooms on the ground floor,
caves on the ground floor, bamboo class on the first floor




Ziegert | Roswag | Seiler Architekten Ingenieure             zrs-berlin.de
TIPU SULTAN MERKEZ EARTH SCHOOL IN PAKISTAN
Draft




Ziegert | Roswag | Seiler Architekten Ingenieure   zrs-berlin.de
TIPU SULTAN MERKEZ EARTH SCHOOL IN PAKISTAN
State of construction July 2011




Ziegert | Roswag | Seiler Architekten Ingenieure   zrs-berlin.de
HABITAT INITIATIVE CABO DELGADO, MOZAMBIQUE
A School project for the Aga Khan Foundation in Mozambique




Ziegert | Roswag | Seiler Architekten Ingenieure             zrs-berlin.de
HABITAT INITIATIVE CABO DELGADO, MOZAMBIQUE
Rural life in the village




Ziegert | Roswag | Seiler Architekten Ingenieure   zrs-berlin.de
HABITAT INITIATIVE CABO DELGADO, MOZAMBIQUE
Study of local building methods / Wattle and Daub




Ziegert | Roswag | Seiler Architekten Ingenieure    zrs-berlin.de
HABITAT INITIATIVE CABO DELGADO, MOZAMBIQUE
Study of local building methods / Earth blocks without damp-proof course




Ziegert | Roswag | Seiler Architekten Ingenieure                           zrs-berlin.de
HABITAT INITIATIVE CABO DELGADO, MOZAMBIQUE
Study of local building methods / Problems
                                                   - rising damp

                                                   - termites

                                                   - inadequate roof construction




Ziegert | Roswag | Seiler Architekten Ingenieure                                    zrs-berlin.de
HABITAT INITIATIVE CABO DELGADO, MOZAMBIQUE
          Habitat Initiative Cabo Delgado, Mozambique
       Life cycle of a Building /Khan Foundation (Mozambique)
                                 Aga Future of Housing


                                                                                - average life of a person in Mozambique: 43 years
hner
                                                                                - average lifespan of a building: 8 years
s
                                                                                - that can mean 5 houses per a lifetime

                                                                                - 30% of their lifetime houses are in bad conditions




                                            durchschnittlichepLebenserwartungiteines Menschen
                                                         e ex ectancy
                                                                      of the inhab ants
                                                          Lif

 16                      24                   32                           40




                   0                   8                         16
                                                                zrs-berlin.de           24                  32                 40 years
                       Gebäudezyklus




       Ziegert | Roswag | Seiler Architekten Ingenieure                                                                                zrs-berlin.de
HABITAT INITIATIVE CABO DELGADO, MOZAMBIQUE
Transformations
                  Transformed Details




                                        elbissopmi noisivid

                                                                        lewod oobmab
           t uc
                                                        03 ac     ABC

                                                                  1+1=2




                                                                             :O)
                                                                                       5   5
                                   52 ac

                                                                tsop    6m




Ziegert | Roswag | Seiler Architekten Ingenieure                                               zrs-berlin.de
HABITAT INITIATIVE CABO DELGADO, MOZAMBIQUE
Transformation / Foundation



             1                                                                             1
                                                             9

                                     elbissopmi noisivid
                                                             8
                                                                      1
                                                                      2
        2                                                                             2
        3                                                             3               3
        4                                                                             4



                                                                      4



1   Wooden post, carbonised           1   Sundried earth blocks               1   Wooden post, carbonised
2   Natural stones                    2   Moisture barrier, plastic foil      2   Natural stones
3   Mortar, stabilised                3   Earth blocks, stabilised            3   Mortar, stabilised
4   Rammed earth                      4   Rammed earth, stabilised            4   Rammed earth
The carbonised lower part of the      Cement stablised foundation supports    The carbonised lower part of the
post and the foundation with          steadiness and in combination with      post and the foundation with
natural stones benefits the resist-    the moisture barrier it prevents dam-   natural stones benefits the resist-
ance against humidity and insects     ages caused by upraising humidity       ance against humidity and insects




Ziegert | Roswag | Seiler Architekten Ingenieure                                                                   zrs-berlin.de
HABITAT INITIATIVE CABO DELGADO, MOZAMBIQUE
Transformation / Roof construction


                     2

            3




                               1




1 3-layer bamboo rafter
2 Half bamboo batten        1
                                                                   2
                            2
3 Prefabricated palm leave shingles
                                                          3
        4                      3
Compact roofing with palm leaves
protects against rain and overheating
                                                                            1




1 3-layer bamboo rafter                          1 3-layer bamboo rafter
2 Fixed bamboo poles                             2 Half bamboo batten
Ziegert | Roswag | Seiler Architekten Ingenieure 3 Prefabricated palm leave shingles
3 Dowel, connecting rafter with purlin                                                 zrs-berlin.de
4 Dowels, fixing purlin to the poles
HABITAT INITIATIVE CABO DELGADO, MOZAMBIQUE
Development of rafter (3-Layers)




Ziegert | Roswag | Seiler Architekten Ingenieure   zrs-berlin.de
HABITAT INITIATIVE CABO DELGADO, MOZAMBIQUE
Improvement bamboo treatment




Ziegert | Roswag | Seiler Architekten Ingenieure   zrs-berlin.de
HABITAT INITIATIVE CABO DELGADO, MOZAMBIQUE
Roof Construction made of bamboo trusses
                             Habitat Initiative Cabo Delgado, Mosambik




Offener Lüftungsgiebel / Dachtragwerk, Pfetten und Dachbindern aus Bambus / Innenraum, gekalkte Lehmwänden und Bambusdach


Offener Lüftungsgiebel / Dachtragwerk, Pfetten und Dachbindern aus Bambus / Innenraum, gekalkte Lehmwänden und Bambusdach




Begutachtung derder Verbindung von Dachbinder und Pfette / Montage von Dachlatten / Montage der Werkstatt
Begutachtung Verbindung von Dachbinder und Pfette / Montage von Dachlatten / Montage von Dachbindern in von Dachbindern     in der Werkstatt


Ziegert | Roswag | Seiler Architekten Ingenieure                                                        Ziegert | Roswag | Seiler Architekten Ingenieure       zrs-berlin.de
                                                                                                                             Ziegert | Roswag | Seiler Architekten Ingenieure
HABITAT INITIATIVE CABO DELGADO, MOZAMBIQUE
Training of local people




Ziegert | Roswag | Seiler Architekten Ingenieure   zrs-berlin.de
HABITAT INITIATIVE CABO DELGADO, MOZAMBIQUE
Manual




Ziegert | Roswag | Seiler Architekten Ingenieure   zrs-berlin.de
HABITAT INITIATIVE CABO DELGADO, MOZAMBIQUE
Prototype in 25 de Junho




                                                     Außenansicht des Prototypen inin 25 de Junho
                                                      Außenansicht des Prototypen 25 de Junho
                                                      Bank- und Fensterdetails
                                                     Bank- und Fensterdetails
                                                     Klassenraum inin 25 de Junho
                                                      Klassenraum 25 de Junho

                                                     Schulkinder mit Sitz- und Schreibmöbel
                                                      Schulkinder mit Sitz- und Schreibmöbel




56 Projekte: NeubauSeiler
Ziegert | Roswag |
 56 Projekte: Neubau        Architekten Ingenieure                                             zrs-berlin.de
HABITAT INITIATIVE CABO DELGADO, MOZAMBIQUE
Further development to basic school type




Ziegert | Roswag | Seiler Architekten Ingenieure   zrs-berlin.de
HABITAT INITIATIVE CABO DELGADO, MOZAMBIQUE
Simple school type




Ziegert | Roswag | Seiler Architekten Ingenieure   zrs-berlin.de
HABITAT INITIATIVE CABO DELGADO, MOZAMBIQUE
„Scaleability“




Ziegert | Roswag | Seiler Architekten Ingenieure   zrs-berlin.de

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EGK 2011: Construction 06 ZIEGERT-ROSWAG-SEILER

  • 1. Sustainable construction Sylvain Rocher, architect Ziegert | Roswag | Seiler Architekten Ingenieure Ethio-German Konnect Addis Ababa, 10.11.2011 Ziegert | Roswag | Seiler Architekten Ingenieure zrs-berlin.de
  • 2. TRADITIONAL BUILDING METHODS WITH EARTH AND BAMBOO Earth Bamboo Ziegert | Roswag | Seiler Architekten Ingenieure zrs-berlin.de
  • 3. BAMBOO Advantages of bamboo compared to wood Ziegert | Roswag | Seiler Architekten Ingenieure zrs-berlin.de
  • 4. EXAMPLES OF TRADITIONAL EARTHEN BUILDINGS „PUEBLO DE TAOS“ USA, 11th – 15th cent. „MANHATTAN OF THE DESERT“ Shibam, Jemen, 3th cent. „ALTER BAU“ Germany, 1445 „TULOU“ Fujian, China, since 15th cent. „LAND OF THE BATAMMARIBA “ Koutammakou, Togo Ziegert | Roswag | Seiler Architekten Ingenieure zrs-berlin.de
  • 5. ADVANTAGES OF EARTHEN BUILDINGS – LIFECYCLE OF A BUILDING Earthen building vs. concrete building Ziegert | Roswag | Seiler Architekten Ingenieure zrs-berlin.de
  • 6. HUMIDITY ACTIVITY OF EARTHEN BUILDING MATERIALS High absorption / Storing of humidity in earth Graphic of humidity regulation capability Comparison of absorption in of earth plaster (top) and non–earth plaster (bottom) 24 h g /m2 50 30 10 2 6 10 14 18 Centre of Earth 22 Hours Brainstorming Berli g /m2 Centre of Earthen Building CEB Brainstorming Berlin 15th December 2009 50 Grafische Darstellung der Luftfeuchtesorption bei Lehmputzen (oben) und Nicht-Lehmputzen (unten) 30 Wasserdampfmoleküle in der Raumluft 10 Grafische Darstellung der Luftfeuchtesorption bei Lehmputzen (oben) und Nicht-Lehmputzen (unten) Anstrich auf Lehmputz 2 6 10 14 18 22 Humidity in the air in der Raumluft Wasserdampfmoleküle Poren, Porenkanal und Feststoff Lehmputz Hours Earth plaster Anstrich auf Lehmputz Cementauf Nicht-Lehmputz Anstrich plaster Pores in earth und Feststoff Lehmputz Poren, Porenkanal Pores in cement plaster Poren, Porenkanal und Feststoff Nicht-Lehmputz Anstrich auf Nicht-Lehmputz Ziegert | Roswag | Seiler Architekten Ingenieure Poren, Porenkanal und Feststoff Nicht-Lehmputz zrs-berlin.de
  • 7. REGULATION OF INDOOR TEMPERATURE – HUMIDITY AND TEMPERATURE Comparison of earthen buildings vs. concrete buildings 40 Indoor temperature earthen building 35 30 Temperature C° 25 20 15 10 4 6 8 10 12 14 16 18 20 22 24 2 4 Time of day At highhigh temperatures mudmud walls give humidity ThisThis causes cooling. At temperatures the the walls give humidity off. off. causes cooling. The The mud walls absorb humidity and and cool down over night. mud walls absorb the the humidity cool down over night. 40 Indoor temperature concrete building 35 30 Temperature C° 25 20 15 10 4 6 8 10 12 14 16 18 20 22 24 2 4 Time of day The The concrete walls heating up quickly. Heat is passing through. concrete walls are are heating up quickly. Heat is passing through. The The concrete walls, beeing heatenduring daytime, release heatheat over night. concrete walls, beeing heaten up up during daytime, release over night. Measurements by Hassan Fathy as well as Ziegert | Roswag | Seiler Architekten Ingenieure Ziegert | Roswag | Seiler Architekten Ingenieure zrs-berlin.de
  • 8. JAHILI FORT, AL AIN, ABU DHABI Conversion of a historic earthen fort Jahili Fort Al Ain Groundplan before restoration 1:500 R o s w a g & J N 5,0 m Ziegert | Roswag | Seiler Architekten Ingenieure zrs-berlin.de
  • 9. JAHILI FORT, AL AIN, ABU DHABI Rebuilding of the rough work, completely made of historic building materials Mortar and plaster were soaked, earth blocks were stored and reused Ziegert | Roswag | Seiler Architekten Ingenieure zrs-berlin.de
  • 10. JAHILI FORT, AL AIN, ABU DHABI The historic floor plan was reconstructed, exhibition is structured by lighting elements Historic, high-class, refined surface materials characterise aesthetics Ziegert | Roswag | Seiler Architekten Ingenieure zrs-berlin.de
  • 11. 08 Lehmbekleidung, Steuerung Raumklima 09 Passive Solarenergienutzung über Fenster HAUS MÜLLER UND RUTSCHKE, REICHENOW 10 Low-energy house without ventilation system Wärmeversorgung über Fussbodenheizung 11 Solarenergienutzung Solarkollektor 12 Schichtenspeicher, integrierter Gasbrenner 13 Zusatzheizung, Passivhauskamin 11 04 08 01 Building ground 06 02 Floor slab, cellular glas insulation, reinforced concrete 03 Walls wooden building, cellulose 10 03 04 Roof wooden building, cellulose 05 Floor construction ground floor, floor heating 06 Interior wall wooden building, earth 07 09 60° 07 Solid wooden board ceiling 08 Earthen facing, controlling indoor temperature 09 Passive solar energy use via windows 12 10 Wärmeversorgung über Fussbodenheizung 40° 13 05 11 Solar energy use Solar collector 01 20° 12 Solar storage, integrated gas burner 13 Additional heating, passive house fireplace 02 Ziegert | Roswag | Seiler Architekten Ingenieure zrs-berlin.de
  • 12. HAUS MÜLLER UND RUTSCHKE, REICHENOW Wooden building / Infill with earth blocks Ziegert | Roswag | Seiler Architekten Ingenieure zrs-berlin.de
  • 13. HAUS MÜLLER UND RUTSCHKE, REICHENOW Floor- and wall heating / earth plaster Ziegert | Roswag | Seiler Architekten Ingenieure zrs-berlin.de
  • 14. HAUS MÜLLER UND RUTSCHKE, REICHENOW Ziegert | Roswag | Seiler Architekten Ingenieure zrs-berlin.de
  • 15. SCHOOL HANDMADE IN BANGLADESH Ziegert | Roswag | Seiler Architekten Ingenieure zrs-berlin.de
  • 16. SCHOOL HANDMADE IN BANGLADESH Design of the school according to the principle „dry feet and big hat“ section loorplan 1,0 m 1,0 m 1st floor 1,0 m groundfloor Ziegert | Roswag | Seiler Architekten Ingenieure zrs-berlin.de
  • 17. SCHOOL HANDMADE IN BANGLADESH Ground floor walls made of 4 layers of cob, connection to the bamboo ceiling through stakes in cob Ziegert | Roswag | Seiler Architekten Ingenieure zrs-berlin.de
  • 18. SCHOOL HANDMADE IN BANGLADESH Bamboo rafter Ziegert | Roswag | Seiler Architekten Ingenieure zrs-berlin.de
  • 19. SCHOOL HANDMADE IN BANGLADESH Prefabricated bamboo frames out of 3-layered roof rafter, earth filling Ziegert | Roswag | Seiler Architekten Ingenieure zrs-berlin.de
  • 20. SCHOOL HANDMADE IN BANGLADESH „Protected“ earthen class rooms on the ground floor, caves on the ground floor, bamboo class on the first floor Ziegert | Roswag | Seiler Architekten Ingenieure zrs-berlin.de
  • 21. TIPU SULTAN MERKEZ EARTH SCHOOL IN PAKISTAN Draft Ziegert | Roswag | Seiler Architekten Ingenieure zrs-berlin.de
  • 22. TIPU SULTAN MERKEZ EARTH SCHOOL IN PAKISTAN State of construction July 2011 Ziegert | Roswag | Seiler Architekten Ingenieure zrs-berlin.de
  • 23. HABITAT INITIATIVE CABO DELGADO, MOZAMBIQUE A School project for the Aga Khan Foundation in Mozambique Ziegert | Roswag | Seiler Architekten Ingenieure zrs-berlin.de
  • 24. HABITAT INITIATIVE CABO DELGADO, MOZAMBIQUE Rural life in the village Ziegert | Roswag | Seiler Architekten Ingenieure zrs-berlin.de
  • 25. HABITAT INITIATIVE CABO DELGADO, MOZAMBIQUE Study of local building methods / Wattle and Daub Ziegert | Roswag | Seiler Architekten Ingenieure zrs-berlin.de
  • 26. HABITAT INITIATIVE CABO DELGADO, MOZAMBIQUE Study of local building methods / Earth blocks without damp-proof course Ziegert | Roswag | Seiler Architekten Ingenieure zrs-berlin.de
  • 27. HABITAT INITIATIVE CABO DELGADO, MOZAMBIQUE Study of local building methods / Problems - rising damp - termites - inadequate roof construction Ziegert | Roswag | Seiler Architekten Ingenieure zrs-berlin.de
  • 28. HABITAT INITIATIVE CABO DELGADO, MOZAMBIQUE Habitat Initiative Cabo Delgado, Mozambique Life cycle of a Building /Khan Foundation (Mozambique) Aga Future of Housing - average life of a person in Mozambique: 43 years hner - average lifespan of a building: 8 years s - that can mean 5 houses per a lifetime - 30% of their lifetime houses are in bad conditions durchschnittlichepLebenserwartungiteines Menschen e ex ectancy of the inhab ants Lif 16 24 32 40 0 8 16 zrs-berlin.de 24 32 40 years Gebäudezyklus Ziegert | Roswag | Seiler Architekten Ingenieure zrs-berlin.de
  • 29. HABITAT INITIATIVE CABO DELGADO, MOZAMBIQUE Transformations Transformed Details elbissopmi noisivid lewod oobmab t uc 03 ac ABC 1+1=2 :O) 5 5 52 ac tsop 6m Ziegert | Roswag | Seiler Architekten Ingenieure zrs-berlin.de
  • 30. HABITAT INITIATIVE CABO DELGADO, MOZAMBIQUE Transformation / Foundation 1 1 9 elbissopmi noisivid 8 1 2 2 2 3 3 3 4 4 4 1 Wooden post, carbonised 1 Sundried earth blocks 1 Wooden post, carbonised 2 Natural stones 2 Moisture barrier, plastic foil 2 Natural stones 3 Mortar, stabilised 3 Earth blocks, stabilised 3 Mortar, stabilised 4 Rammed earth 4 Rammed earth, stabilised 4 Rammed earth The carbonised lower part of the Cement stablised foundation supports The carbonised lower part of the post and the foundation with steadiness and in combination with post and the foundation with natural stones benefits the resist- the moisture barrier it prevents dam- natural stones benefits the resist- ance against humidity and insects ages caused by upraising humidity ance against humidity and insects Ziegert | Roswag | Seiler Architekten Ingenieure zrs-berlin.de
  • 31. HABITAT INITIATIVE CABO DELGADO, MOZAMBIQUE Transformation / Roof construction 2 3 1 1 3-layer bamboo rafter 2 Half bamboo batten 1 2 2 3 Prefabricated palm leave shingles 3 4 3 Compact roofing with palm leaves protects against rain and overheating 1 1 3-layer bamboo rafter 1 3-layer bamboo rafter 2 Fixed bamboo poles 2 Half bamboo batten Ziegert | Roswag | Seiler Architekten Ingenieure 3 Prefabricated palm leave shingles 3 Dowel, connecting rafter with purlin zrs-berlin.de 4 Dowels, fixing purlin to the poles
  • 32. HABITAT INITIATIVE CABO DELGADO, MOZAMBIQUE Development of rafter (3-Layers) Ziegert | Roswag | Seiler Architekten Ingenieure zrs-berlin.de
  • 33. HABITAT INITIATIVE CABO DELGADO, MOZAMBIQUE Improvement bamboo treatment Ziegert | Roswag | Seiler Architekten Ingenieure zrs-berlin.de
  • 34. HABITAT INITIATIVE CABO DELGADO, MOZAMBIQUE Roof Construction made of bamboo trusses Habitat Initiative Cabo Delgado, Mosambik Offener Lüftungsgiebel / Dachtragwerk, Pfetten und Dachbindern aus Bambus / Innenraum, gekalkte Lehmwänden und Bambusdach Offener Lüftungsgiebel / Dachtragwerk, Pfetten und Dachbindern aus Bambus / Innenraum, gekalkte Lehmwänden und Bambusdach Begutachtung derder Verbindung von Dachbinder und Pfette / Montage von Dachlatten / Montage der Werkstatt Begutachtung Verbindung von Dachbinder und Pfette / Montage von Dachlatten / Montage von Dachbindern in von Dachbindern in der Werkstatt Ziegert | Roswag | Seiler Architekten Ingenieure Ziegert | Roswag | Seiler Architekten Ingenieure zrs-berlin.de Ziegert | Roswag | Seiler Architekten Ingenieure
  • 35. HABITAT INITIATIVE CABO DELGADO, MOZAMBIQUE Training of local people Ziegert | Roswag | Seiler Architekten Ingenieure zrs-berlin.de
  • 36. HABITAT INITIATIVE CABO DELGADO, MOZAMBIQUE Manual Ziegert | Roswag | Seiler Architekten Ingenieure zrs-berlin.de
  • 37. HABITAT INITIATIVE CABO DELGADO, MOZAMBIQUE Prototype in 25 de Junho Außenansicht des Prototypen inin 25 de Junho Außenansicht des Prototypen 25 de Junho Bank- und Fensterdetails Bank- und Fensterdetails Klassenraum inin 25 de Junho Klassenraum 25 de Junho Schulkinder mit Sitz- und Schreibmöbel Schulkinder mit Sitz- und Schreibmöbel 56 Projekte: NeubauSeiler Ziegert | Roswag | 56 Projekte: Neubau Architekten Ingenieure zrs-berlin.de
  • 38. HABITAT INITIATIVE CABO DELGADO, MOZAMBIQUE Further development to basic school type Ziegert | Roswag | Seiler Architekten Ingenieure zrs-berlin.de
  • 39. HABITAT INITIATIVE CABO DELGADO, MOZAMBIQUE Simple school type Ziegert | Roswag | Seiler Architekten Ingenieure zrs-berlin.de
  • 40. HABITAT INITIATIVE CABO DELGADO, MOZAMBIQUE „Scaleability“ Ziegert | Roswag | Seiler Architekten Ingenieure zrs-berlin.de