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NEN EN 13084-2 : 2007
Current
The latest, up-to-date edition.
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FREE-STANDING CHIMNEYS - PART 2: CONCRETE CHIMNEYS
12-01-2013
1 Scope
2 Normative references
3 Terms and definitions
4 Materials
4.1 Concrete
4.1.1 Concrete for cast-in-situ chimneys
4.1.2 Concrete for prefabricated chimneys
4.2 Mortar for bedding of prefabricated elements
4.3 Reinforcing steel
5 Material properties
6 Structural design
6.1 General
6.2 Ultimate limit state
6.2.1 Partial safety factors
6.2.2 Ultimate limit steel strain
6.2.3 Moments of 2nd order
6.2.4 Openings
6.2.5 Shear stresses in horizontal joints of
prefabricated chimneys
6.2.6 Connections of the continuous vertical
reinforcement
6.3 Serviceability limit state
6.3.1 Partial safety factors
6.3.2 Cracking
6.3.3 Deflection of the chimney
7 Detailing provisions
7.1 Cast-in-situ chimneys
7.1.1 Minimum vertical reinforcement
7.1.2 Minimum horizontal reinforcement
7.1.3 Minimum reinforcement around openings
7.1.4 Distance between bars
7.1.5 Minimum concrete cover
7.1.6 Minimum wall thickness
7.1.7 Splices
7.2 Prefabricated concrete chimneys
7.2.1 Minimum reinforcement for transportation of
prefabricated elements
7.2.3 Minimum concrete cover
7.2.4 Minimum wall thickness
7.2.5 Vertical continuous bundles of bars
7.2.6 Openings
8 Workmanship
8.1 General
8.2 Bedding joints
8.3 Reinforcement ducts
9 Quality control
9.1 Cast-in-situ chimneys
9.2 Prefabricated chimneys
Annex A (normative) Analysis of stresses due to thermal and
other actions
A.1 Moment-curvature-relation
A.2 Calculation procedure
Annex B (normative) Limitations of crack widths
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