Where supply cannot meet Section 3 flow and pressure, tanks or pumps are used; pumps are controlled to limit starts per hour, mounted on a suitable base with vibration eliminators, isolation valves both sides, a non-return valve on delivery, pressure gauges and unions or flanges for removal; booster pumps are controlled by level or pressure devices and accessible (2003 Section 11). Some utilities prohibit pumping direct from the main.
The graph holds this control, the 0 it maps to, and the evidence behind each claim, over MCP and REST.