Pipe can be rotated to
give even wear rate with modules insitu.
Less expense both from capital cost
and maintenance cost. Speed of assembly and disassembly of floats.
Can be pre-assembled around a
length of pipeline and towed to site.
Easier to transport and lighter to
handle.
Increased flexibility for changing
pipeline lengths. Ultra violet protection.
Other possible uses - to float
telephone or power cables while assembling or laying over water - supporting
other service pipes, water, fuel.