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BSI 23/30462500 DC 2023

BSI 23/30462500 DC 2023

$24.66

BS EN 1995-1-2. Eurocode 5. Design of timber structures – Part 1-2. General. Structural fire design

Published By Publication Date Number of Pages
BSI 2023 182
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PDF Catalog

PDF Pages PDF Title
12 1.1 Scope of EN 199512
1.2 Assumptions
14 3.1 Terms and definitions
17 3.2 Symbols and abbreviations
3.2.1 Latin upper case letters
18 3.2.2 Latin lower case letters
22 3.2.3 Greek upper case letters
23 3.2.4 Greek lower case letters
24 4.1 General
4.2 Nominal fire exposure
25 4.3 Physically based fire exposure
4.4 Actions
4.5 Design values of material properties
26 4.6 Verification methods
27 4.7 Member analysis
4.8 Analysis of parts of the structure
4.9 Global structural analysis
28 5.1 General
31 5.2 Thermal properties
5.3 Mechanical properties
5.4 Charring
5.4.1 General
32 5.4.2 The European charring model
5.4.2.1 General
35 5.4.2.2 Notional design charring rate
39 5.4.2.3 Time limits for charring phases
42 5.5 Adhesives
5.5.1 General
43 5.5.2 Bond line integrity of face bonds
6.1 General
6.2 Time limits for charring phases
46 6.3 Initially protected timber members
48 6.4 Plane timber members made of CLT
6.4.1 General
6.4.2 CLT with bond line integrity maintained
49 6.4.3 CLT with bond line integrity not maintained
51 7.1 General
7.1.1 Materials and products covered
52 7.1.2 Timber members
53 7.1.3 Mechanically jointed members
7.2 Effective cross-section method
7.2.1 General
55 7.2.2 Design of linear timber members
58 7.2.3 Design of plane timber members
62 7.2.4 Design of timber frame assemblies
71 7.2.5 Design of timber-concrete-composite members
7.2.5.1 General
7.2.5.2 Connections
72 7.3 Separating function method
7.3.1 General
74 7.3.2 Protection time
77 7.3.3 Insulation time
78 7.3.4 Position coefficients
81 7.3.5 Joint coefficients
82 7.3.6 Correction times
85 8.1 General
8.2 Thermal analysis
8.3 Mechanical analysis
86 8.4 Validation of advanced design methods
8.5 Thermal properties
8.5.1 General
87 8.5.2 Timber and wood-based materials
90 8.5.3 Gypsum plasterboard and gypsum fibreboard
91 8.5.4 Insulation materials
92 8.6 Mechanical properties
94 9.1 General
9.2 Initially unprotected connections with timber side members
9.2.1 General
95 9.2.2 Minimum fire resistance
9.2.3 Geometric requirements for a specific fire resistance
104 9.2.4 Exponential reduction method for connections with dowels or bolts
107 9.2.5 Exponential reduction method for connections with nails or screws
109 9.3 Connections with axially loaded mechanical fasteners
111 9.4 Protected connections
112 9.5 Connections with external steel plates
9.5.1 Unprotected connections
113 9.5.2 Protected connections
9.6 Carpentry connections
10.1 General
114 10.2 Panels
10.2.1 Dimensions and spacings
115 10.2.2 Fixing and joints of panels
118 10.3 Insulation
120 10.4 Joints in and between elements and to other adjacent components
122 10.5 Penetrations and openings
125 Annex A (informative)Design of timber structures exposed to physically based design fires
A.1 Use of this Annex
A.2 Scope and field of application
A.3 Structural fire load by the timber members
126 A.4 Design models
A.4.1 General
127 A.4.2 Encapsulation provided by fire protection systems
A.4.3 Design model for general temperature-time curves
A.4.3.1 General
A.4.3.2 Cumulative temperature charring model
128 A.4.3.3 Effective cross-section
130 A.4.4 Design model for parametric temperature-time curves
A.4.4.1 General
A.4.4.2 Structural fire load
132 A.4.4.3 Effective cross-section
134 Annex B (normative)Assessment of the bond line integrity in fire
B.1 Use of this Annex
B.2 Scope and field of application
B.3 Bond line integrity of face bonds
B.3.1 General
135 B.3.2 Test equipment
B.3.3 Test conditions
136 B.3.4 Test specimen and reference specimen
B.3.5 Installation of the test specimen
B.3.6 Application of instrumentation
B.3.7 Test procedure
137 B.3.8 Test results
138 B.3.9 Assessment
B.3.10 Presentation of test results
B.3.11 Application range of results
139 B.4 Bond line integrity of finger joints in I-shaped timber members
B.4.1 General
B.4.2 Test equipment
B.4.3 Test specimen
140 B.4.4 Test procedure
141 B.4.5 Test results
142 B.4.6 Assessment
B.4.7 Application range of results
143 Annex C (normative)Determination of the basic charring rate
C.1 Use of this Annex
C.2 Scope and field of application
C.3 Test equipment
C.4 Test conditions
C.5 Test specimen
C.5.1 General
144 C.5.2 Test specimen for timber members
C.5.3 Test specimen for wood-based panels
145 C.6 Installation of the test specimen
C.7 Application of instrumentation
C.7.1 General
146 C.7.2 Test specimen for timber members
147 C.7.3 Test specimen with wood-based panels
C.8 Test procedure
148 C.9 Test results
C.10 Assessment
C.10.1 General
C.10.2 Determination of the charring rate for timber member
149 C.10.3 Determination of the basic charring rate for wood-based panel
150 C.11 Application range of results
151 Annex D (normative)Assessment of Protection Level (PL) of the cavity insulation
D.1 Use of this Annex
D.2 Scope and field of application
D.3 Test equipment
D.4 Test conditions
D.5 Test specimen
153 D.6 Installation of the test specimen
D.7 Application of instrumentation
154 D.8 Test procedure
D.9 Test results
D.10 Assessment
155 Annex E (informative)Assessment of external flaming
E.1 Use of this annex
E.2 Scope and field of application
E.3 External flaming
157 Annex F (informative)Assessment of the failure time of fire protection systems
F.1 Use of this annex
F.2 Scope and field of application
F.3 Failure times
159 Annex G (normative)Implementation rules for the Separating Function Method
G.1 Use of this Annex
G.2 Scope and field of application
G.3 General
G.4 Fire testing
161 G.5 Determination of the design equations
162 G.6 Determination of the design equations
165 G.7 Verification of the developed design equations
166 Annex I (normative)Design model for timber frame assemblies with I-shaped linear timber members
I.1 Use of this annex
167 I.2 Scope and field of application
168 I.3 Design model
178 Annex M (normative)Material and product properties for the design with EN 1995-1-2
M.1 Use of this Annex
M.2 Timber members
M.3 Panels
M.4 Cavity insulation
179 Annex T (informative)Determination of temperature in timber members
T.1 Use of this Annex
T.2 Temperature determination

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BSI 23/30462500 DC 2023
$24.66