2.8 Design Life7
Design life is defined as the length of the useful operating life of a particular element of the Facility (as determined by professional assessment) at the Expiry Date, assuming the element continues to be maintained in accordance with Good Industry Practice after that date.
The non-replaceable structural elements of the Facility shall be consistent with a design life of [60] years. All replaceable components shall be selected to have a service life, where commercially available, appropriate to this structural life.
Buildings and facilities are to be structurally sound and provide a design life (as defined in ISO 15686), following the Expiry Date and as detailed in the table below.
The minimum estimated design life for each element of the Facility at the Expiry Date shall be as detailed in the table below.
Item | Minimum Design Life following Expiry Date |
Structure/frame of buildings/floor structure | |
Structural External walls | |
Roof and cladding finishes | |
Windows and external doors | |
Heating and Ventilation system | |
Mechanical Systems | |
Electrical Systems | |
Drainage installations | |
Lifts | |
ICT Systems | |
Any Specific Floor coverings (including sports hall and dance floor) | |
Pool Tiling [no expected design life] | |
Pool Filtration Systems | |
Internal finishes | |
Fixture and fittings | |
External hard surfaces |
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7 There is duplication between these two tables. See clauses 23.1 and 46 of the Contract which refers to a "design intention set out in the Service Specifications" and the Handback Requirements.