- Page 1 and 2: INTERNATIONAL COUNCIL FOR RESEARCH
- Page 3: CONTENTS 1. Chairman's Introduction
- Page 7 and 8: INTERNATIONAL COUNCIL FOR RESEARCH
- Page 9: J Köhler C Sigrist R Steiger T The
- Page 13 and 14: INTERNATIONAL COUNCIL FOR RESEARCH
- Page 15 and 16: discussions on the accuracy of the
- Page 17 and 18: K Crews asked and received confirma
- Page 19 and 20: on compression strength parallel to
- Page 21 and 22: 44 - 15 - 3 Modelling Force Transfe
- Page 23: criterion in the fire test was meas
- Page 29: 15. List of CIB-W18 Papers, Alghero
- Page 32 and 33: 44 - 15 - 4 Design of Bottom Rails
- Page 35 and 36: CURRENT LIST OF CIB-W18(A) PAPERS T
- Page 37 and 38: LIMIT STATE DESIGN 1-1-1 Limit Stat
- Page 39 and 40: PLYWOOD 2-4-1 The Presentation of S
- Page 41 and 42: 36-5-2 A Probabilistic Approach to
- Page 43 and 44: 23-6-1 Timber in Compression Perpen
- Page 45 and 46: 42-6-1 Variability of Strength of E
- Page 47 and 48: 19-7-2 Glued Bolts in Glulam - H Ri
- Page 49 and 50: 28-7-1 Expanded Tube Joint in Local
- Page 51 and 52: 33-7-10 Capacity, Fire Resistance a
- Page 53 and 54: 37-7-15 Numerical Modelling of Timb
- Page 55 and 56: 4-8-2 Load Sharing - B Norén 19-8-
- Page 57 and 58: 13-6-3 Consideration of Shear Stren
- Page 59 and 60: 9-6-4 Consideration of Combined Str
- Page 61 and 62: 37-12-1 Development of Structural L
- Page 63 and 64: 10-14-1 Design of Roof Bracing - Th
- Page 65 and 66: 21-15-2 Buckling Modes and Permissi
- Page 67 and 68: 35-15-8 Design Methods to Prevent P
- Page 69 and 70: 44-15-3 Modelling Force Transfer Ar
- Page 71 and 72: 24-17-3 Effect of Sampling Size on
- Page 73 and 74: 35-21-1 Full-Scale Edgewise Shear T
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18-102-1 Antiseismic Rules for Timb
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21-105-1 First Conference of CIB-W1
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Assessment of different knot-indica
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The tension capacity is analysed in
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MOEUS 2 v (2) 2 MOEF (2 l f0) (
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Figure 5. a) projected knot area b)
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Table 5. Estimated parameters, thei
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Table 8. Estimated parameters, thei
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CIB-W18/44-5-2 INTERNATIONAL COUNCI
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property IP-MOR = f m,mod for bendi
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Figure 2: Moving coefficients of va
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Table 2: Initial settings - EN 1408
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The parameter α seems to be a very
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In comparison to European standard
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Initial settings for machine streng
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in the calculations are ranked with
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Table 3 Settings for some grades an
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The differences between the observe
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Table 5 Settings derived by predict
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EN 14081-3:2005 Timber structures -
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Impact of material properties on th
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1.3 Test results from literature Th
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2.2 Fracture energy Different test
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Sensitivity factor α i [-] Sensiti
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Probability density [-] 3.2 Evaluat
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Probability density [-] In this lim
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15. Franke, B., Zur Bewertung der T
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Interaction of shear stresses and s
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3 Review of existing failure criter
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f v 2,5 Solid timber or glulam, she
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Figure 13: Test set-up as used by M
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480 200 480 200 4.1.3 Experiments b
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F 2/3 E u, mean 90, g, m ean steel
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19. Norris C.B., 1962: Strength of
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Pull-through capacity in plywood an
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Table 1. Data for pull-through capa
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eflected by the tests. The term V x
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Annex A Estimation of CoV of model
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i j t i x ij bt i (1) Δ ij (2) Δ
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Design concept for CLT - reinforced
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with the head plates and the impres
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Table 2: Rolling shear capacity of
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Fig. 11 Distribution of rolling she
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4 Design concept The FEM-models des
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Fig. 19 Central point support / con
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5 Conclusion The results presented
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CIB-W18/44-7-3 INTERNATIONAL COUNCI
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A and E-K-B consists of the width o
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600 500 load per specimen [kN] 400
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the influence of the initial slip a
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the step joint (8 · t v = 240 mm)
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Acknowledgements The presented resu
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The Stiffness of Beam to Column Con
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In 2010 a full scale exteriour beam
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3 Deformation/stiffness components
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u ( y) ay b i F k u i i i i F
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Figure 8 - Schematics of simplified
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CIB-W18/44-7-5 INTERNATIONAL COUNCI
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l b lr ar n m c e h a h F Figure 1:
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Figure 3: Distribution of the fract
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For the design proposal for the spl
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loaded edge distance h e /h and the
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[3] Ballerini, M. (2004): A new pre
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Properties of CLT-Panels Exposed to
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the grain direction. Additional rul
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Series based on cubes with origin i
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Figure 9: CLT with partly distribut
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4 Numerical analysis 4.1 Stiffness
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elastic-plastic material behaviour
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Table 10: comparison of k c,90,clt
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6 Summary Characteristic strength v
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Strength of spruce glulam subjected
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Table 2 Grading methods used: densi
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Compressive stress [MPa] a Fig. 4 5
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Sim. compr. strength [MPa] a Fig. 9
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a b Cumulative frequency Cumulative
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and broken straight lines reflect t
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CIB-W18/44-12-3 INTERNATIONAL COUNC
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For three beams lay-ups (depth 240
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Lot fm,mean (MPa) CV Valeurs expér
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Squared points correspond to lots w
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CIB-W18/44-12-4 INTERNATIONAL COUNC
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a) b) Fig. 1a, b: Geometry and dime
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where f y,d is the design yield str
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a) b) Fig. 2 a - c: Comparison of t
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a) b) Fig. 3 a, b Distribution of F
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the new tests with steel rods/screw
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In case of the specimens reinforced
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SIZE EFFECT OF BENDING STRENGTH IN
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3 Bending Test for Douglas Fir/Larc
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failures lead to the “collapse”
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Fig. 1 Cumulative probability distr
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5th%tile MOR (MPa) Mean MOR (MPa) 6
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CIB-W18/44-15-1 INTERNATIONAL COUNC
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having a larger probability of exce
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systems used for old buildings (e.g
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connected to the vertical panels to
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Horizontal diaphragms are composed
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Corner notches Timber logs Steel ro
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3.3 Safety verifications (additiona
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CIB-W18/44-15-2 INTERNATIONAL COUNC
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mechanics-based. Later, Ni and Kara
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Note that the overturning restraint
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asic loading protocol). The amplitu
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Table 1: Lateral resistance of 2.44
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Acknowledgements This research was
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CIB-W18/44-15-3 INTERNATIONAL COUNC
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1. Introduction Wood structural pan
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3. Test Results Table 1 presents th
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parameters can be found in Li, et a
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might consider including a correcti
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7. Martin, Z. A. 2005. Design of wo
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Design of Bottom Rails in Partially
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f t,90 is set to 2.5 MPa and the cr
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As mentioned above, a further appro
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2.3 Energy release rate using the f
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(a) (b) Figure 8. (a) A linear soft
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Figure 12. Load in the rail as a fu
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5. Conclusions The aim of the curre
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Notes on deformation and ductility
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egarded as static. Preferably the b
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egardless of level of rotational en
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half of the beam height. For beams
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capacity relative to an axially unr
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the maximum forces are given in Tab
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get an extended meaning in this sec
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Dw ue W pu pu d f( ) d p p p pu
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CIB-W18/44-15-6 INTERNATIONAL COUNC
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This paper will introduce you to an
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2.1.1 Linear Elastic Behaviour Unti
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2.1.2 Plastic Behaviour of the Inte
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3 Practical Application: Shear Wall
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4 Advantages of the Enhanced Member
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Seismic Performance of Cross-Lamina
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Table 1 Test matrix for 2.3m long a
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Load [kN] Load [kN] vertical load t
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Load [kN] Load [kN] Load [kN] Load
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The specified strengths for shearwa
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CIB-W18/44-15-8 INTERNATIONAL COUNC
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nominal diameter (first double figu
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K Ds 2 1, Du (1) P u P u 5 1 3
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3.2. Single shearing test Obtained
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dB dB B part3: F F K P F
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calculated from the test results ac
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Influence of connection properties
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was 1.0 assuming the roof is access
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to model the connections with upper
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4. BMF 105 angular brackets with te
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where F 0.95 is the 95 th percentil
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factors. Further numerical analyses
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SP Trätek CIB W18 Meeting 2011, Al
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SP Trätek 3.1 Start time of charri
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SP Trätek Cladding: gypsym plaster
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SP Trätek 60 50 40 t f Gypsum plas
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CIB-W18/44-17-1 INTERNATIONAL COUNC
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2 Requirements according to EN 384
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3 Materials and Methods 3.1 Materia
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NEN 5493, which is equal to BS 5756
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EN 14081-2 the required characteris
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f 0,05 for graded sub sample f 0,05
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7 References BS 5756:2007. Visual g
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Considerations for the inclusion of
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4 Damping Previous authors [4] have
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h = 300 he = 64 Table 1. Plate spec
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Mechanical behaviour of in-plane sh
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lamination of the CLT due to the fo
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2 Table 2. Comparison of capacity c
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Bending Strength of Finger Jointed
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determination of the factor k f . T
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25/10/2011 Differential foundation
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25/10/2011 Associate Professor Stef
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25/10/2011 Associate Professor Stef
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Photo.1 General view of damaged are
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SP Trätek CIB W18 Meeting 2011, Al
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SP Trätek 3 Conclusion, proposal,
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In general, different design situat
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It is now argued by T. Poutanen tha