Environmental Engineering Reference
In-Depth Information
7.1.1 Infrastructure Management in Canada
Canada
ts of asset management including:
facilitation and implementation of a plan; performance measurement; crisis aver-
sion; cost and risk reduction; improved, continuous and consistent levels of service
and better communication; return on investment and performance.
However, there are also three main challenges identi
'
s Infraguide ( 2013 ), identi
es 13 bene
ed: asset management must
be supported by senior management and comprise a key role in the municipality ' s
business plan; the management plan must consider the life cycle of assets and the
database utilized must be relevant and be up to date.
There are four key principles of asset management: it is
a strategic and pro-
active approach
(Infraguide 2013 ) that appreciates quality information and col-
laboration across both departments and disciplines; its vision is long term with
respect to performance and cost with an emphasis on sustainability; it is a trans-
parent method that obliges those involved to communicate in a meaningful way;
and it involves business processes that base investment decisions that have clearly
de
ned tradeoffs on policy and performance objectives.
The report identi
es seven requirements of asset management. It must be rec-
ognized that all assets have a monetary value. There are seven stages in the life
cycle of an asset (planning, design, construction, operation, maintenance, rehabil-
itation, and replacement); decisions in each stage have implications for other stages.
The objectives must be sustainable in that the present needs are met without
compromising the needs of the future. The asset management and
financial plans
should be integrated in order to enable the establishment of a quanti
able link
between the level of service and the cost. Expected risk must be monitored
(measuring all potential risks) to ensure that it is below some predetermined
maximum tolerance level for risk. The performance of the assets must be monitored
to ensure the ideal balance between cost, service, and risk.
The framework of asset management is described as a series of questions that
address the policy objectives, funding limitations, inventory and condition, replace-
ment costs, capital and operating plans and short and long-term
financial plans. The
policy objectives (level of service and acceptable cost) should re
ect the values of the
community and be directed by elected of
cials and municipal administration.
Asset management requires a detailed inventory (location, age, material, length
and diameter of pipes, etc.). Replacement costs need to be enumerated to plan for
infrastructure renewal. Life cycle costs and social costs must be considered for each
asset. Estimated replacement dates for infrastructure need to be established and
periodically updated; updates can be conducted through the assistance of deterio-
ration modeling and predictions of usage. Based on the estimated replacement dates
and renewal costs, projected cash
flow requirements can be established to ensure
that an adequate source of funds is available when needed; this will assist in cost
containment and avert an unplanned service interruption. The
financial plan should
be of a temporal duration that would allow for possible cost increases; a duration
that includes one life cycle of the longest lived component is suf
cient.
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