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NA to BS EN 1991-1-5:2003:2007 Edition

NA to BS EN 1991-1-5:2003:2007 Edition

$102.76

UK National Annex to Eurocode 1. Actions on structures – General actions – Thermal actions

Published By Publication Date Number of Pages
BSI 2007 16
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This National Annex gives:

  1. the UK decisions for the Nationally Determined Parameters described in the following subclauses of BS EN 1991-1-5:2003
    • 5.3(2)
    • 6.1.1(1)
    • 6.1.2(2)
    • 6.1.3.1(4)
    • 6.1.3.2(1)
    • 6.1.3.3(3)
    • 6.1.4(3)
    • 6.1.4.1(1)
    • 6.1.4.2(1)
    • 6.1.4.3(1)
    • 6.1.4.4(1)
    • 6.1.5(1)
    • 6.1.6(1)
    • 6.2.1(1)P
    • 6.2.2(1)
    • 6.2.2(2)
    • 7.2.1(1)
    • 7.5(3)
    • 7.5(4)
    • A.1(1)
    • A.1(3)
    • A.2(2)
    • B(1)
  2. the UK decisions on the status of BS EN 1991-1-5:2003 informative annexes C and D (see NA.3); and
  3. references to non-contradictory complementary information.

PDF Catalog

PDF Pages PDF Title
3 Contents
Introduction 1
NA.1 Scope 1
NA.2 Nationally Determined Parameters 1
NA.3 Decisions on the status of BS EN 1991-1-5:2003 informative annexes C and D 7
Bibliography 10
List of figures
Figure NA.1 – Isotherms of minimum shade air temperature (˚C) 8
Figure NA.2 – Isotherms of maximum shade air temperature (˚C) 9
List of tables
Table NA.1 – Adjustment to uniform bridge temperature for deck surfacing 3
5 National Annex (informative) to BS EN 1991-1-5:2003, Actions on structures – Part 1-5: General actions – Thermal actions
Introduction
NA.1 Scope
a) the UK decisions for the Nationally Determined Parameters described in the following subclauses of BS EN 1991-1-5:2003
b) the UK decisions on the status of BS EN 1991-1-5:2003 informative annexes C and D (See NA.3); and
c) references to non-contradictory complementary information.
NA.2 Nationally Determined Parameters
NA.2.1 Determination of temperature profiles [BS EN 1991-1-5:2003, 5.3(2)]
6 NA.2.2 Bridge deck types [BS EN 1991-1-5:2003, 6.1.1(1), NOTE 2]
NA.2.2.1 General
a) the walls and base slab of buried concrete box structures and the walls of buried concrete portal frame structures;
b) in situ buried concrete structures which have over 0,6 metres of cover (fill plus surfacing) and which are more than five times as long (transversely) as the clear span or, for multispan structures, five times as long as the largest clear span;
c) precast buried concrete segments which have over 0,6 metres of cover (fill plus surfacing) and which are located more than 1,25 times the clear span from the edge of the structure.
NA.2.2.2 Uniform temperature component
a) the minimum uniform bridge temperature may be increased by 1 ˚C;
b) the maximum uniform bridge temperature may be reduced by 2 ˚C.
7 NA.2.2.3 Temperature difference component
NA.2.3 Consideration of thermal actions [BS EN 1991-1-5:2003, 6.1.2(2)]
NA.2.4 Uniform temperature components – General [BS EN 1991-1-5:2003, 6.1.3.1(4)]
Table NA.1 Adjustment to uniform bridge temperature for deck surfacing
8 NA.2.5 Shade air temperature [BS EN 1991-1-5:2003, 6.1.3.2(1)]
NA.2.6 Range of uniform bridge temperature component [BS EN 1991-1-5:2003, 6.1.3.3(3)]
NA.2.7 Temperature difference components [BS EN 1991-1-5:2003, 6.1.4(3)]
NA.2.8 Vertical linear component (Approach 1) [BS EN 1991-1-5:2003, 6.1.4.1(1)]
NA.2.9 Vertical temperature components with non-linear effects (Approach 2) [BS EN 1991-1-5:2003, 6.1.4.2(1)]
9 NA.2.10 Horizontal components [BS EN 1991-1-5:2003, 6.1.4.3(1)]
NA.2.11 Temperature difference components within walls of concrete box girders [BS EN 1991-1-5:2003, 6.1.4.4(1)]
NA.2.12 Simultaneity of uniform and temperature difference components [BS EN 1991-1-5:2003, 6.1.5(1)]
10 NA.2.13 Difference in the uniform temperature components between different structural elements [BS EN 1991-1-5:2003, 6.1.6(1)]
NA.2.14 Consideration of thermal actions [BS EN 1991-1-5:2003, 6.2.1(1)P]
NA.2.15 Temperature differences [BS EN 1991-1-5:2003, 6.2.2(1)]
NA.2.16 Temperature differences [BS EN 1991-1-5:2003, 6.2.2(2)]
NA.2.17 Shade air temperature [BS EN 1991-1-5:2003, 7.2.1(1)]
NA.2.18 Values of temperature components (indicative values) [BS EN 1991-1-5:2003, 7.5(3)]
NA.2.19 Values of temperature components (indicative values) [BS EN 1991-1-5:2003, 7.5(4)]
11 NA.2.20 Isotherms of national minimum shade air temperatures – General [BS EN 1991-1-5:2003, A.1(1)]
NA.2.21 Isotherms of national minimum and maximum shade air temperatures – General [BS EN 1991-1-5:2003, A.1(3)]
NA.2.22 Maximum and minimum shade air temperature values with an annual probability of being exceeded p other than 0,02 [BS EN 1991-1-5:2003, A.2(2)]
NA.2.23 Temperature differences for various surfacing depths [BS EN 1991-1-5:2003, B(1)]
NA.3 Decisions on the status of BS EN 1991-1-5:2003 informative annexes C and D
12 Figure NA.1 Isotherms of minimum shade air temperature (˚C)
13 Figure NA.2 Isotherms of maximum shade air temperature (˚C)
14 Bibliography

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