Engineered Bamboo Construction 2024_compressed.pdf

IVC 2024 Parametric Bamboo for Post Disaster Reconstruction3 Dr.-Ing. Andry Widyowijatnoko, S.T., M.T., IAI School of Architecture, Planning and Policy Development Institut Teknologi Bandung...

IVC 2024 Parametric Bamboo for Post Disaster Reconstruction3 Dr.-Ing. Andry Widyowijatnoko, S.T., M.T., IAI School of Architecture, Planning and Policy Development Institut Teknologi Bandung Indonesia what is bamboo construction ??? bamboo construction classification pole split + concrete laminated substitutive + plaster engineered conventional rope traditional *Andry Widyowijatnoko, Traditional and Innovative Joints in Bamboo Construction projects substitutive geodesic dome space frame tensegrity reciprocal barcom joint rection conventional engineered full culm  bamboo pole structure non-substitutive substitutive conventional vs traditional engineered bulk active: vector active: vector active: post and lintel truss with space truss eccentricities in geodesic dome force transfer tensegrity form active: bulk active: arch structure reciprocal frame thrust lattice rection form active: fish-mouth joint fish-mouth joint tensile structure lashing+dowel bolted joint advanced joints  bamboo pole structure non-substitutive substitutive conventional vs traditional engineered bulk active: vector active: vector active: post and lintel truss with space truss eccentricities in geodesic dome force transfer tensegrity form active: bulk active: arch structure reciprocal frame thrust lattice rection form active: fish-mouth joint fish-mouth joint tensile structure lashing+dowel bolted joint advanced joints  substitutive bamboo construction established space bamboo space structure from metal truss  substitutive: bamboo spatial structure Mostly three-dimensional frame Avoiding eccentricity in force transfer Using steel connector Poles under tension or compression  substitutive: bamboo spatial structure Bamboo Connections Mostly three-dimensional frame Avoiding eccentricity in force transfer Using steel connector Poles under tension or compression  bamboo pole structure non-substitutive substitutive conventional vs traditional engineered bulk active: vector active: vector active: post and lintel truss with space truss eccentricities in geodesic dome force transfer tensegrity form active: bulk active: arch structure reciprocal frame thrust lattice rection form active: fish-mouth joint fish-mouth joint tensile structure lashing+dowel bolted joint advanced joints  bamboo pole structure non-substitutive substitutive conventional vs traditional engineered bulk active: vector active: vector active: post and lintel truss with space truss eccentricities in geodesic dome force transfer tensegrity form active: bulk active: arch structure reciprocal frame thrust lattice rection form active: fish-mouth joint fish-mouth joint tensile structure lashing+dowel bolted joint advanced joints traditional and vernacular architecture low durability rapid construction + function and speed temporary structure improper over preservation strength and durability exploring characteristics of bamboo variation in the diameter variation in wall thickness not solid, but hollow hard and slippery skin cone instead of cylinder longitudinal fiber exploring characteristics of bamboo speed and function over strength and durability exploring characteristics of bamboo speed and function over strength and durability traditional building in Colombia planar frame with one layer vernacular building in Indonesia planar frame with one layer rope connection (sagopalm fiber) false rigid bearing traditional gazebo in Indonesia planar frame with one layer positive fitting connection rope connection (rattan)  traditional bamboo gazebo rope connection (sagopalm fiber) traditional building in Indonesia two storey vernacular bamboo connections, speed of construction as main consideration traditional bamboo joint traditional lashing and dowel joint to make stairs in Toraja traditional bamboo tools saw, machete, wood hammer and special knife/chisel  the joinery most often used are fish-mouth, rope (with coco-fiber, bast, rattan, bamboo rope), plug- in, and positive-fitting connection the existence of eccentricity of load transfer in the connection the supporting structures are almost always under compressive or bending stresses, canes under tensile stress are rarely found consist of planar frames mostly composed of one or two layer Traditional/ vernacular bamboo house in Java  bamboo pole structure non-substitutive substitutive conventional vs traditional engineered bulk active: vector active: vector active: post and lintel truss with space truss eccentricities in geodesic dome force transfer tensegrity form active: bulk active: arch structure reciprocal frame thrust lattice rection form active: fish-mouth joint fish-mouth joint tensile structure lashing+dowel bolted joint advanced joints  bamboo pole structure non-substitutive substitutive conventional vs traditional engineered bulk active: vector active: vector active: post and lintel truss with space truss eccentricities in geodesic dome force transfer tensegrity form active: bulk active: arch structure reciprocal frame thrust lattice rection form active: fish-mouth joint fish-mouth joint tensile structure lashing+dowel bolted joint advanced joints  getting bigger and wider span... from to traditional engineered bamboo construction  strengthening structural elements traditional/ vernacular engineered traditional engineered bamboo construction lashing + dowel bolted joint modern bamboo tools electric drill machine long or lengthened drill bit threaded rod grinder modern bamboo tools circular saw to make a fish-mouth connection chisel and wood hammer Special javanese knives to make a fish-mouth connection modern bamboo tools ratchet/ fastener (above) rope and draw stick (right) strengthening structural elements unifying many bamboos for column or beam unifying 4 poles without nuts-bolts, only use steel rebar as pin  connections of many poles in different points using nuts-bolts, fish- mouth connection eccentricity of load transfer connections of many poles in different points tree structure common diagonal connection to strengthen a frame common hinge joints: filling the pole with mortar and placing on the concrete base with anchor barcom joint as hinge joint barcom joint as hinge joint hinge joints and the effort to separate bamboo from the floor rigid joints  Common T-joint in engineered conventional bamboo construction engineered (conventional) bamboo construction using bolted joint to take advantage of an electric drill machine using frame with more than two layers two or three-dimensional frames pole almost always under compressive or bending stresses eccentricity of load transfer engineered (conventional) bamboo construction learning from the projects…  capital city jakarta great hall OBI lake jatiluhur itb  concept of form: upturned boat concept of form: upturned boat concepts: floating roof 2D frames mezzanine floor entrance: hypar structure wide span structure great hall OBI ž hall for meeting ž leadership training when raining ž inverted boat shape ž 20x31 m free column ž 8000 bamboos the strength and rigidity of hyperbolic the structure rely on the paraboloid double layers, double decks perimeter frames entrance: hypar structure analogy of an open hand great hall OBI during AAVS 2018 great hall OBI during bamboo nation great hall OBI during international event the light mezzanine floor floating roof sunlight pattern on the floor great hall OBI during bamboo nation great hall OBI during international event bawah reserve ž exclusive eco-resort in Bawah Island, Indonesia ž restaurant dan spa building remote island in Anambas Archipelago restaurant and spa building mock-up building spa building restaurant building bar  Sarumpun Dapuran Awi Restaurant Principal Architect: Dr. Ir. Budi Faisal., MAUD., MLA. Project Architect: Gusti Yan Iwako RLA Studio Bamboo Structural Designer: Andry Widyowijatnoko Sarumpun Dapuran Awi Restaurant Sarumpun Dapuran Awi Restaurant Teras Sunda Cibiru, Bandung 17 m Teras Sunda Cibiru, Bandung Teras Sunda Cibiru, Bandung Teras Sunda Cibiru, Bandung  bamboo pole structure non-substitutive substitutive conventional vs traditional engineered bulk active: vector active: vector active: post and lintel truss with space truss eccentricities in geodesic dome force transfer tensegrity form active: bulk active: arch structure reciprocal frame thrust lattice rection form active: fish-mouth joint fish-mouth joint tensile structure lashing+dowel bolted joint advanced joints  bamboo pole structure non-substitutive substitutive conventional vs traditional engineered bulk active: vector active: vector active: post and lintel truss with space truss eccentricities in geodesic dome force transfer tensegrity form active: bulk active: arch structure reciprocal frame thrust lattice rection form active: fish-mouth joint fish-mouth joint tensile structure lashing+dowel bolted joint advanced joints reciprocal gazebo ITB – UF Joint Workshop  reciprocal frame da Vinci’s Bridge is a self-supported three-dimensional structure made up of three or more sloping rods, which form a closed circuit Reciprocal Frame as Green House, Kebun Kebun Bangsar Kuala Lumpur, Malaysia 2018 Bamboo Mosque ‘Annur’ Lombok Utara Bamboo Mosque ‘Annur’ Lombok Utara  ? toraja.id toraja.id kebun kebun bangsar.my parongpong.id asf.id lombok.id ngee ann p.sg palu.id itb-uii.id iai bandung.id aavs.mm building structure concept A: RF Da Vinci’s Bridge bending-active structure B: Improved RF, vector-active structure C: Improved RF, vector+bending-active structure Annur Mosque initial drawing model making Designing Bamboo Building Determining the material bamboo Diameter species Length transportation roof cover organic shape flat pitched roof Determining the connection Making simplifications: Cylinder instead cone Perfectly straight or curve Uniform diameter (1-3 variation) Disregards node position, except in detail drawing materials from ram-rod straight to severely twisted  length vs transportation  designing bamboo building 2 dimensional drawing 3 dimensional drawing physical model  2-D drawing very suitable for building w. planar frame shows precise dimension less represents the constructability considering connection in the design 3-D drawing very suitable for building w. 3-d frame represent the constructability 3-D drawing very suitable for building w. 3-d frame represent the constructability model represent the constructability false behavior of the connections  masjid annur aceh lombok utara drawing model reality Designing 2D Frame Bamboo Building Polo Viewing Deck Sea Games 2019 Principal Architect: Sangay Architect Bamboo Structural Designer & Builder: Andry Widyowijatnoko Project Completion 2019 Calatagan, Philippines determining the material - Bambu Tali (G. apus) d. 7-9 cm L. 6 m - Bambu Petung (D. asper) d. 9-18 cm L. 6 m  design process determining the connection: lashing + dowel bolted joint strengthening structural elements unifying many bamboos for column or beam design process designing the frames: initial design  design process designing the frames:  design process designing the frames:  design process designing the frames:  design process designing the structure:  design process designing the structure:  construction process assembling 1st frame as template assembling next frames on the template  bamboo building community center Principal Architect: Andry Widyowijatnoko Owner: Nurani Dunia Foundation Project completion 2014 Jatiluhur, Indonesia  strand woven bamboo Praying Room in Teras Sunda Cibiru Principal Architect: Andry Widyowijatnoko Owner: District Government of Bandung Project Completion 2017 Bandung, Indonesia 2D frame construction method legok awi cimahi forming roof shade for activities: determining the roof tile and its requirements determining the distance of the purlins to support roof tiles designing the support for the purlins designing the support for the sloped beam strengthening the frame strengthening the frame > truss system  terima kasih jazzakallah danke bedankt thank you salamat po muchas gracias kyei zu tin ba de arigato xiexie dhanyabad [email protected] [email protected] mobile/wa: +62 811 222 465