Production Planning
Certainly, the purpose of the construction is to construct
the building within the agreed limits of cost, time and
quality. Therefore, production planning is very important
for the success of the construction project.
Time Schedule
Even though, in the design stage, the designer has already
drafted the preliminary time schedule in the design stage,
after the bidding evaluation have been declared officially,
the tendering winner is required to prepare it again in
details including manpower resources to be approved by
the project manager before the contract is awarded and
signed. The detailed time schedule should be of course
logical in accordance with the available resources of the
contractor. In addition, the contractor is also required to
provide monthly implementation planning. At the end of
each working month, he has to check the previous
planning to find out whether there are some items that
could not be implemented or completed. In this case, the
cause of such mistakes or delays should be informed and
prepare the implementing planning for the next month.
Actually, the time schedule is often incorrect because
of the lack of data about resources and materials. Skilled
workers are in scarce and not professional. Most
important materials are imported. Sometimes it requires
time for import. As a consequence, the proposed time
schedule becomes invalid. Most of payments are often
delayed so that many government projects have to be
interrupted or stopped. Inflation varies, building material
prices diversify while as tenders accept lump sum prices.
One way of reducing the effects of inflation is to buy all
building materials as soon as possible.
Site Organisation
It is very important to prepare and execute the building
project. Site organisation should include all temporary
and permanent construction works and the supply of all
equipment, the co-ordination of subcontractors and the
general supervision. Every site needs stores, usually, a
temporary shed or one of the buildings in the project, to
hold stores of building materials, tools and machinery.
Often the employers and skilled labours have their own
tools. This means that the tools last much longer, and do
not get left around or lost. Practically, it might be
necessary to have a permanent guard.
Material Delivery Plan
In Laos, two main issues are availability of building
materials and transport. Since the availability of certain
building materials is often uncertain, it can be wise to
purchase them early and build up stores. Imported
material can take a long time to arrive. Sometimes happen
that when they are required, they are running out. Local
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shops are empty. Additional time is needed for the order
from abroad. If the construction sites are located in rural
areas, it happen that roads are often impassable during
rain periods or many roads and bridges can not support
heavy trucks. Therefore, careful planning and early
attention to purchasing are thus