Rehden–Hamburg gas pipeline
Rehden–Hamburg gas pipeline (RHG) is a 132 kilometres (82 mi) long branch of MIDAL pipeline with diameter of 800 millimetres (31 in) to supply Hamburg area with natural gas. The pipeline was constructed in 1994 by Wingas and E.ON Hanse (Hamburger Gaswerke).
Source: Wikipedia — Rehden–Hamburg gas pipeline (CC BY-SA 4.0)