He said such intervention 'destabilises investor confidence and risks jeopardising construction of the critical power generation and gas supply infrastructure we need'.

They operate dams, bulk water supply infrastructure, some retail infrastructure and some wastewater systems.

Water supply infrastructure fell into disrepair or was damaged, institutions broke down and access to an improved water source declined to 15%.

The municipal councils are responsible for the planning, administration and supervision of all water suppliers and the water supply infrastructure.

The city's construction led to a road, water and supply infrastructure partly preserved until today in the form of remains of roads, quarries, aqueducts and bridges.