1987 volume 19(8) pages 1115 – 1121
doi:10.1068/a191115

Cite as:
Lesse P F, Roy J R, 1987, "Optimal replacement and maintenance of urban infrastructure" Environment and Planning A 19(8) 1115 – 1121

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Optimal replacement and maintenance of urban infrastructure

P F Lesse, J R Roy

Received 21 October 1986; in revised form 3 March 1987

Abstract. The theory of optimal control is used to derive the optimal policy for maintenance and replacement of the capital invested into deteriorating infrastructure networks or facilities.

Depending on economic conditions, the optimal policy consists either in maintaining the infrastructure indefinitely at its initial level, or in letting it run down and postponing its replacement as long as possible.

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