4　Preparations for Construction

4.1　Technical Preparations

4.1.1　The following technical documents shall be available prior to installation.

a）Engineering design documents；

b）Product technical documents；

c）Technical agreement of the supply and relevant minutes of meetings；

d）Construction technical documents.

4.1.2　Product technical documents shall include at least the following data and information：

a）List of machine train unit and packing list of the machine；

b）Erection，operation and maintenance manuals；

c）Assembly drawing，parts drawing，general arrangement drawing and process instrumentation diagram for each system；

d）Quality certificates of pipes，fittings，fasteners，valves with the machine；

e）Qualification certificates of the machine and accessories；

f）Records for inspection and assembly of parts；

g）Expected performance curve；

h）Records for the mechanical running test of the expander in hot state；

i）Inspection reports for chemical compositions and mechanical performance of main components and parts；

j）Non-destructive examination（NDE）reports of main components and parts；

k）Report of dynamic balance test；

l）Spare part list；

m）Other technical documents.

4.1.3　The drawings shall be reviewed prior to the construction.

4.1.4　Construction Method Statement shall be developed by erector and reviewed and approved by the owner/supervisor.

4.1.5　Persons participating in the construction shall receive technical clarification.