undertaken. [1964-3.] ( b ) The providing and maintaining of wharves, piers, and docks, in accordance with plans and specifications furnished by the Bureau of Customs, and for removing obstructions to navigation within the limits of the province. ( c ) Subsidizing or for acquiring, operating, and maintaining means of water transportation within the province or between the province and neighboring provinces or islands or to dredge rivers and provide facilities for communication and transportation by r iver, as well as for establishing and operating telephone systems within the territory of the province. [1679-1.] [2228-1.] An appropriation made by a provincial board under the authority of subsection ( b ) or ( c ) hereof shall not be valid until approved by the Governor-General. [1979-1.] SECTION  2040 . Non-Christian Inhabitants' Fund. — There shall be maintained in the provincial treasuries of such of the regularly organized provinces as contain non-Christian inhabitants a special fund to be known as the inhabitants' fund, whi ch shall be available, exclusively, for expenditures for the benefit of the non-Christian inhabitants of the province, upon approval of the Secretary of the Interior. [1964-3.] SECTION  2041 . Road and Public-Works Fund. — There shall be maintained in the provincial treasuries of the respective specially organized provinces a special fund to be known as the road and public-works fund, which shall be available, upon appropriation by  the provincial board, exclusively for the repair, maintenance, improvement, and construction of roads, bridges, and other public works. In applying this fund to the uses indicated, adequate provision shall be made for the maintenance of existing, unabando ned roads, bridges, and works before new construction is undertaken. Copyright 2012 CD Technologies Asia, Inc. and Accesslaw, Inc. Philippine Law Encyclopedia 2011 603