(_3_) The Sanitary Engineer shall, in all cases, act as adviser of the local authority. [Sidenote: Submission of sketch, statement and application.] [Sidenote: Government of Bihar and Orissa Notification No. 7682M., dated the 8th July 1913.] 2. When the sketch of the project has been drawn up under Rule 1, and it is estimated to cost Rs. 10,000 or more, or in the case of an estimate of less than Rs. 10,000 if the financial assistance of Government is desired, the local authority shall submit it to the Sanitary Engineer, who shall make such recommendations as he may think fit. After the approval of the Sanitary Engineer has been obtained, the sketch project shall be submitted by the local authority _through the Sanitary Board_ to the Municipal Department of Government, together with a statement wherein shall be shown the amount of the funds available to meet the cost of the project, either from current revenue or by way of loan or from any other source. In the case of schemes the total estimated cost of which is less than Rs. 10,000, not being part of a larger scheme and for which financial assistance from Government is not required, the sanction of Government need not be obtained, but if the local authorities so desire the scheme will be examined by the Sanitary Engineer. [Sidenote: Conditions precedent to grant of administrative approval.] 3. In order to obtain administrative approval to the execution of the project the local authority shall satisfy Government— (_1_) that the cost of maintenance of the projected work can be met by the local authority from revenue; (_2_) that any loan required to meet the cost of the work can be repaid, together with the interest thereon, within the period that may be prescribed by the Government; and (_3_) that the work can be done effectually in the manner and for the cost proposed. [Sidenote: Procedure after grant of administrative approval. Preparation of detailed plans and estimates.] 4. When the administrative approval of Government has been obtained, and in no case before, the local authority may arrange for the preparation of detailed plans and estimates, and for this purpose may— (_a_) cause the plans and estimates to be prepared by its own officers or by an officer specially appointed for the purpose and apply to the Sanitary Engineer for assistance in the selection and engagement of surveyors to carry out the work; or (_b_) apply to the Sanitary Board for the services of the Sanitary Engineer; or (_c_) apply to Government in the Public Works Department for the services of their officer; or (_d_) apply to the District Board for the services of the District Engineer; or (_e_) with the previous sanction of the Sanitary Board entrust the work to a private firm of established reputation.