NZS 3106:2009
Design of concrete structures for the storage of liquids
Standards New Zealand
Pick a clause from the contents on the left to see community comments and worked examples, or jump into a section below.
Sections
- 1General
- 2Definitions and Abbreviations
- 3General Design Requirements
- 4Loads and Load Combinations
- 5Design for Serviceability
- 6Design for Strength and Stability at the Ultimate Limit State
- 7Design for Durability
- A1General
- A2Earthquake actions
- A3Structural analysis
- B1Calculation of crack widths
- C1General
- C2Testing for liquid tightness
- C3Testing of liquid retaining structures
- C4Testing of roofs
- D1General
- D2Average temperature change
- D3Differential temperature change
- D4Total temperature change
- D5Stresses
- 1– Roof temperature criteria
- 2– Moisture variation – Shrinkage and swelling strains
- 3– Liquid tightness class and leakage control provisions for Group A loads
- 4– Reinforcement ratio for fully restrained concrete
- 5– Limiting stresses in steel reinforcement where compression zone depth complies with 5.1.1
- 6– Limiting stresses in steel reinforcement where compression zone depth is less than 5.1.1
- 7– Limiting stresses in prestressed concrete
- 8– Exposure classifications
- A1– Displacement ductility factor, μ
- A2– Correction factor kf (μ,ξi)
- B1– Ratio of bond strength
- B2– Strength and deformation characteristics for concrete
- D1– Thermal stress coefficients – Pinned-base condition
- D2– Thermal stress coefficients – Fixed-base condition
- D3– Thermal stress coefficients – Sliding-base condition
- 1– Temperature distributions in tank walls
- 2– Effective concrete area
- 3– Reduction of stiffness of doubly reinforced wall on cracking (includingtension stiffening effect)
- A1– Damping for horizontal impulsive mode
- A2– Damping for vertical impulsive mode
- A3– Dimensionless period for fundamental sloshing model
- A4– Equivalent weights of impulsive and convective contents (circularand rectangular tanks)
- A5– Equivalent weight distribution
- A6– Horizontal force distribution
- A7– Equivalent heights of impulsive and convective weights for overturning (circular and rectangular tanks)
- A8– Approximate method for estimating buoyancy pressure on roof
- B1– Effective tension area
- B2– Crack width, w, at concrete surface relative to distance from bar
- D1– Differential temperature change
- D2– Total temperature change