Timber Construction Research Group - UPM. Construcción con Madera Grupo de Investigación - UPM

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1 - UPM Timber Construction Research Group - UPM Construcción con Madera Grupo de Investigación - UPM J. Ramón Aira Zunzunegui Forest Engineer, PhD student Ramón Argüelles Álvarez - Forest Engineer, PhD. Ramón Argüelles Bustillo - Industrial Engineer, PhD. Francisco Arriaga Martitegui - Architect, PhD. / (Team Leader) Ignacio Bobadilla Maldonado - Forest Engineer, PhD. Miguel Esteban Herrero - Forest Engineer, PhD. José Luis Fernández Cabo Architect, PhD. - UPM Daniel Fernández Llana Agricultural Engineer, PhD student Guillermo Íñiguez González - Forest Engineer, PhD. Roberto Martínez López Forest Engineer Rafael Díez Barra - Biological Sciences, PhD Eva Hermoso Prieto - Forest Engineer, PhD. Manuel Guaita Fernández - Agricultural Engineer, PhD. Manuel Touza Vázquez - Forest Engineer, PhD. Raquel Mateo Campos - Forest Engineer 1

2 - UPM Main Research Lines 1. Structural use of timber; 2. Non Destructive Testing of timber; 3. Structural design software development; 4. Inspection and evaluation of timber structures; 5. Pathology of timber structures. 1. Structural use of timber - Timber and timber products characterization - Standardization works; - FEM analysis of the strength loss due to the presence of knots; - Analysis of timber joints by FEM analysis; - Analysis of the effect of wanes and fissures on the bending strength. Numerical simulation by F.E.M. Fmax=8,4 kn Experimental test Fmax =7,9 kn 2

3 - UPM 2. Non Destructive Testing of timber - Portable equipment: stress wave, vibration analysis, resistance drilling, penetration depth, screw withdrawal force measurements, etc. - Assessment of physical and mechanical properties by means of non destructive techniques. In situ and laboratory tests; - Statistical models for Spanish species; 3. Software development Estrumad: program for design of 2D and 3D timber frame structures according to CTE (Spanish Building Code) and Eurocode 5 (EC5) 3

4 - UPM 3. Software development Metalpla: program for design of 2D and 3D steel frame structures according to CTE (Spanish Building Code) and Eurocode 3 (EC3) 4. Inspection and assessment of old timber structures - Evaluation of load carrying capacity of existing timber structures; - Reinforcements of timber elements; - In situ proof loading. 4

5 - UPM Reinforcing - Research works for strengthening and repairing timber pieces with bonded plates of GFRP. Reinforcing - Research works for strengthening and repairing timber pieces with steel members. FEM analysis and experimental tests - DESIGN FEM LABORATORY TEST 5

6 - UPM 5. Pathology of timber structures - Wood destroying insects identification in timber elements by means of the detritus morphologic analysis. Practical works Analysis and reinforcement of a historical roof structure 6

7 - UPM Practical works Structural design of pedestrian timber bridge Practical works Structural assessment of old timber structures 7

8 - UPM Practical works Structural design of support for stork nests Research Projects - Public funding research projects (last 5 years): -CICYT Non destructive techniques applied to structural grading of timber in new and rehabilitation works. BIA AGL Methodology for design and testing of carpenter joints in timber structures and the influence of knots in load carrying capacity. -Dirección Xeral de I+D de la Xunta de Galicia Mechanical properties of Chesnut timber and numerical analysis. - CICYT Effect of checks, wanes and other defects in the mechanical properties of large section structural timber. BIA

9 - UPM - Conferences Papers ( ): 16 papers and posters - World Conference on Timber Engineering; - International Symposium on Nondestructive Testing; - International Conference on Wooden cultural heritage; - Congreso Forestal Mundial; - Congreso Forestal Español. - SCI Papers ( ): 18 papers González-Bravo, C., Arriaga-Martitegui, F., Maldonado-Ramos, L y Díez-Barra, R. (2010) Refuerzo de vigas de madera mediante perfiles metálicos situados en la cara superior. Bending reinforcement of timber beams with steel cross sections on the upper face. Materiales de Construcción (mater construcc). Vol. 60, 298, Abril-junio DOI: /mc Esteban, M., Arriaga, F., Íñiguez, G., Bobadilla, I. y Mateo, R. (2010) Influencia de las fendas en la resistencia de la madera estructural. The effect of fissures on the strength of structural timber. Materiales de Construcción. Mater. Construcc., Vol. 60, 299, , jul.-sept. doi: /mc González-Bravo, C., Arriaga-Martitegui, F., Íñiguez-González, G. y Maldonado-Ramos, L. (2011) Prótesis metálicas para la reparación de cabezas de vigas de madera degradadas. Steel profiles for repairing deteriorated timber beam ends. Informes de la Construcción. Vol. 63, 521, pp Baño, V., Arriaga, F., Soilán, A. and Guaita, M. (2011) Prediction of bending load capacity of timber beams by finite element method simulation of knots and grain deviation Biosystems Engineering (Biosyst. Eng). Vol. 109 pp DOI: /j.biosystemseng

10 - UPM - SCI Papers ( ): 18 papers Rodriguez, I., Martinez., R., Capuz. R., Díez, R., García. F. (2011). Estudio de la variación del contenido de humedad en el Pinus pinaster Ait. por medio de la técnica no destructiva del georradar. Materiales de Construcción, Vol. 61 Baño, V., Arriaga, F., Soilán, A. and Guaita, M. (2011) Prediction of bending load capacity of timber beams by finite element method simulation of knots and grain deviation Biosystems Engineering (Biosyst. Eng). Vol. 109 pp Factor de impacto: 0,983 (2010). DOI: /j.biosystemseng Categoría: Agricultural Engineering. Posición 6 de 12 en ISSN Arriaga, F., Íñiguez-González, G. and Esteban, M. (2011) Bonding shear strength in timber and GFRP glued with epoxy adhesives Wood Research, 56(3):2011, Fernandez-Cabo, J.L., Arriaga, F., Majano-Majano, A., Iñiguez-González, G. (2012) Short-term performance of the HSB shear plate-type connector for timber-concrete composite beams. Construction and Building Materials, 30, DOI: /j.conbuildmat Editorial: Elsevier Sci Ltd - SCI Papers ( ): 18 papers Arriaga, F., Íñiguez-Gonzalez, G., Esteban, M. and Divos, F. (2012) Vibration method for grading of large cross section timber of Spanish coniferous species. Holzforschung. Vol. 66, pp Editorial: Walter de Gruyter, GmbH & Co. Bobadilla, I., Íñiguez-Gonzalez, Esteban, M. and Arriaga, F. (2012) Vibration Method for the Prediction of Aging Effect on Properties of Particleboard and Fiberboard. Forest Products Journal. Vol. 62, nº1, pp Editorial: Forest Products Society Baño, V., Arriaga, F. and Guaita, M. (2013). Determination of the influence of size and position of knots on load capacity and stress distribution in timber beams of Pinus sylvestris using finite element model. Biosystems Engineering (Biosyst. Eng). Vol. 114 pp Factor de impacto: 1,357 (2012). DOI: Vega, V., Arriaga, F., Guaita, M. and Baño, V. (2013). Proposal for visual grading criteria of structural timber of sweet chestnut from Spain. European Journal of Wood and Wood Products, Vol. 71, nº 4, pp DOI: /s ISSN:

11 - UPM - SCI Papers ( ): 18 papers Arriaga, F., Íñiguez-Gonzalez, G., Esteban, M. and Fernandez-Cabo, J.L. (2013). Simplified model for the strength assessment of timber beams joined by bonded plates. Volume 25, Issue 8 (August 2013), Journal of Materials in Civil Engineering. Editorial: ASCE Arriaga, F., Montón, J., Segues., E. and Iñiguez-Gonzalez, G. (2014) Determination of the mechanical properties of Radiata pine timber by means of longitudinal and transverse vibration methods. Holzforschung. Vol. 68-3, Editorial: Walter de Gruyter, GmbH & Co. Aira, J.R., Arriaga, F., Íñiguez-González, G., Crespo, J. (2014) Static and kinetic friction coefficients of Scots pine (Pinus sylvestris L.), parallel and perpendicular to grain direction. Materiales de Construcción. Vol. 64, Issue 315, July September 2014, e030 ISSN-L: DOI: - SCI Papers ( ): 18 papers Aira, J.R., Arriaga, F., Íñiguez-González, G. (2014) Determination of the elastic constants of Scots pine (Pinus sylvestris L.) wood by means of compression tests. Biosystems Engineering (Biosyst. Eng), I26 (2014) I2-22. Factor de impacto: 1,357 (2012). DOI: Llana, D.F., Íñiguez-González, G., Arriaga, F. and Niemz, P. (2014) Influence of temperature and moisture content on non-destructive measurements in scots pine wood. Wood Research, 59(5):2014, Touza, M.C., Cid, A., Diz, S The constructive design of the maritime station of Vilanova de Arousa (Pontevedra), first Spanish project with acetylated timber. The Seventh European Conference on Wood Modification (ECWM7). Laboratorio Nacional de Engenharia Civil (LNEC), Lisbon, Portugal. 11

12 - UPM - Technical Books ( ): 7 books Arriaga, F., Esteban, M. E Íñiguez, G. (2010). Productos de madera para la construcción. Capítulo 1 de la Guía de Construir con Madera. Documentos de aplicación del CTE. Editorial: Construir con Madera (CcM). (78 págs.) ISBN: Arriaga, F. Íñiguez, G., Esteban, M., Argüelles Álvarez, R. y Fernández Cabo, J.L. (2011). Diseño y cálculo de uniones en estructuras de madera. Documento de aplicación del CTE. Editorial: MADERIA, Sociedad Española de la Madera. 150 págs. Depósito Legal: M ISBN: Argüelles Álvarez, R., Argüelles Bustillo, R., Argüelles Bustillo, J.M., Arriaga, F. y Atienza, J.R. (2013) Estructuras de acero. Fundamentos y cálculo según CTE, EAE y EC3. Editorial Bellisco, Ediciones Técnicas y Científicas (680 págs) ISBN: ª edición - Technical Books ( ): 7 books Esteban, M., Arriaga, F., Argüelles Álvarez, R., e Íñiguez, G. (2013). Estructuras de madera para cubiertas de viviendas. Documentos de aplicación del CTE. Editorial: Construir con Madera (CcM). (53 págs.) ISBN: Depósito Legal: M Arriaga, F., Íñiguez, G., Esteban, M., Argüelles Álvarez, R., y Fernández Cabo, J.L. (2013). Uniones en estructuras de madera. Documentos de aplicación del CTE. Editorial: Construir con Madera (CcM). (35 págs.) ISBN: Depósito Legal: M Argüelles Álvarez, R., Arriaga, F., Esteban, M., Íñiguez, G. y Argüelles Bustillo, R. (2013). Estructuras de madera. Bases de cálculo. Editorial AITIM, Madrid (570 págs.) ISBN: Obra completa: , Tomo 1: Touza, M.C Guía de la Madera. Durabilidad. Documento de aplicación del CTE. CONFEMADERA. 96 pp. ISBN:

13 - UPM Doctoral Thesis (last 5 years): in progress Caracterización mecánica de la madera estructural de Castanea sativa Mill. Clasificación visual y evaluación mediante métodos no destructivos. Autor: Abel Vega Cueto, Ingeniero de Montes. Directores: Manuel Guaita Fernández y Vanessa Baño Gómez. Fecha de defensa: Universidad de Santiago de Compostela, Escuela Politécnica de Lugo, Lugo. Aplicación de métodos numéricos al análisis de estructuras de madera en situación de incendio. Autor: Rubén José Regueira Gay, Ingeniero de Montes. Director: Manuel Guaita Fernández. Fecha de defensa: Universidad de Santiago de Compostela, Escuela Politécnica de Lugo, Lugo. Experimental and FEM analysis of the stress state of halved and tabled traditional timber scarf joint. José Ramón Aira Zunzunegui Supervisors: Francisco Arriaga Martitegui, Guillermo Íñiguez González Año: Universidad Politécnica de Madrid Grading of structural large cross-section timber of Pinus sylvestris L. by nondestructive methods. María José Montero García-Andrade Supervisor: Miguel Esteban Herrero Año: Universidad Politécnica de Madrid Doctoral Thesis (last 5 years): in progress Structural grading of Pinus radiata D. Don timber from Catalonia by means of nondestructive methods and its application to structural assesment. Montón, J Supervisors: Arriaga, F and Avellaneda, J. Universidad Politécnica de Cataluña. Numerical analysis of strength loss by knots in timber. Baño, V Supervisors: Guaita, M. and Arriaga, F. Universidad de Santiago de Compostela. 13

14 - UPM Scientific production: (last 5 years) Congress Papers 17 SCI articles 18 Books 7 Doctoral thesis 6 Research? Thank you! 14

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