Section 1202. Engineer's Duties; Preparation of Plans.-The township engineer shall perform duties as the board of supervisors may direct for the construction, reconstruction, maintenance and repair of streets, roads, pavements, sanitary sewers, bridges, culverts and other engineering work. The township engineer shall prepare plans, specifications and estimates of the work undertaken by the township and furnish the board of supervisors with reports, information or estimates on any township engineering work or on questions submitted by the board of supervisors.

Section 1203. Certificate of Commencement and of Completion of Municipal Improvements-The township engineer shall certify to the township secretary the date of commencement and of completion of all municipal improvements, the cost of which, in whole or in part, is to be paid by the owners of the abutting property. The certification shall be made a part of the permanent records of the township. The certified tune of commencement and completion is collusive on all parties. The term "certified time of completion" means the time of the completion of the whole contract for the improvement.