BS 7777-3:1993

Committees responsible
Foreword
Recommendations
1 Scope
2 References
2.1 Normative references
2.2 Informative references
3 Definitions
4 Design conditions
5 Information to be exchanged between the purchaser
      and the contractor
6 Materials
6.1 General
6.2 Materials for prestressing steel and anchors
6.3 Reinforcing steels for concrete
6.4 Concrete
6.5 Earth fill
6.6 Insulation materials
6.7 Liners and membranes
7 Foundations
7.1 General
7.2 Soil investigation
7.3 Seismic investigation
7.4 Site selection
7.5 Foundation design
7.6 Types of foundation and tank base
7.7 Level tolerances
8 Prestressed concrete outer tank
8.1 General
8.2 Prestressing system
8.3 Loss of prestress
8.4 Design of tendons
8.5 Position of tendons
8.6 Protection of tendons
8.7 Design of concrete structure
8.8 Fire resistance
9 Reinforced concrete outer tank with earth
      embankment
9.1 General
9.2 Loading
9.3 Concrete properties at low temperatures
9.4 Reinforcing steel
9.5 Earth embankment
9.6 Wall heating
10 Insulation
10.1 General
10.2 Design
10.3 Water vapour barrier
10.4 Compatibility
11 Liners and membranes
11.1 General
11.2 Design
12 Base and wall heating
12.1 General
12.2 Design
12.3 Heating control
12.4 Temperature sensors
12.5 Electrical failure of individual circuits
12.6 Electrical failure of main power supply
12.7 Heater elements
13 Prestressed and reinforced concrete construction
13.1 Foundations
13.2 Prestressed concrete
13.3 Reinforced concrete
14 Installation of insulation
14.1 General
14.2 Base insulation
14.3 Shell and roof insulation
15 Earth embankment
Annexes
A (informative) Guidance on design criteria for
      concrete structures
B (informative) Prestressed concrete
C (informative) Guidance on the calculation of
      prestressing losses for concrete members
D (informative) Bibliography
Tables
1 Allowable tensile stresses in non-tensioned
      reinforcement for service at temperatures down to
      - 165 deg C
2 Insulation materials for refrigerated storage
3 Differential settlement limits
4 Summary of the advantages and disadvantages of
      joints in the wall to base junction
A.1 Summary of design loads for prestressed concrete
      containment
A.2 Summary of design loads for reinforced concrete
      containment
A.3 Partial load factors for abnormal loading cases
C.1 Creep strain of concrete
Figures
1 Reinforcement bar specimen dimensions for testing
      at the design temperature in a cooling chamber
2 Notch on reinforcement bar
3 Typical joints for prestress wall to base junction
4 Typical section of tank with a reinforced concrete
      outer tank with earth embankment
List of references

Gives recommendations that are applicable for single, double or full containment tanks at service temperatures down to -165 °C and single containment tanks down to -196 °C.