DEPARTMENT OF THE SEWERS (PUBLIC HEALTH) DIVISION GHUMARWIN DISTRICT BILASPUR HIMACHAL PRADESH IS RESPONSIBLE TO PREPARE REVIEW REPORT OF THE EXISTING SYSTEM FOR SERVICE UNDER URBANIZATION ,AS REQUIRED FOR THE LEFT OUT AREA DIVIDED INTO HIGH LEVEL AND THE LOW LEVEL ZONES.

Ghumarwin the Developing town of the Bilaspur district of Himachal Pradesh is presently under preparation of the drainage and sewerage scheme required for the clean atmospheric conditions of the envoirnmental behaviour of the area and circle covered by its urbanization for which part of area has been laid under the scheme made for the drainage and sewerage however part of the area is yet to be maintained for the drainage and sewerage required for its urbanization Developing schedule and structure and for which it is convenient to split up the area into more than two parts or blocks as high and low level zones as the problem is required to be resolved by design and scope of the high level and low level zones. As it is necessary to divide the existing area of group of buildings failing which it may not bring for the invert level and direction of flow of the existing drains or sewers into which drainage is to be taken by the department and for which the government and the Department is responsible to prepare the report a fresh as laid below for which no action has been taken by the government and Department (1) Situation of the town it's present population and the expected rise in the next 30 years (2) Present condition of existing drainage and it's disposal.(3) position regarding water supply. (4) Quantity of expected sewage or sullage and storm water and rainfall .(5)General level conditions of the whole town and it's effects on the design of sewers as regards self cleaning velocities. Main and branch sewers .Disposal works and out falls. Any pumping required , power for working pumps etc etc .(6) Design of sewers and materials for sewers (7) Annual maintenance and working expenses of the scheme.(8) Depreciation of machinery and buildings (9) Revenue from effluent sold for irrigation.