The newest pipes in Moscow may also be designed to create the area much more eco friendly. A huge part of the city's water provide arises from underground pipes which can be shielded with a covering of fine sand and silt. Each day, these pipes are reshaped and refined to ensure they look easy and sparkling, as well as being more secure. As a result, when these pipes are changed, there is significantly less possibility that they may be seeping and flooding. Moreover, when new pipes are set, they are generally softer and created from a higher class of copper in comparison to the pipes which were set in the past many years. гост 20295 85 труба