Dear All,

i have designed 36" pipeline (Pressure 200 psi & Temp 170 F running on sleeper @ every 12 meters , th total length of pipeline is 500 meters. Intalled either ends with anchor, horizontal loop at 250 meters, to accommodate the expansion.

system passed.

i tried without loop, it also passed.

my question is whether loop is required or not

Looking forward experts answer
regards