[1407-13; Comp., 1294 ( a ).] ( c ) The giving of advice to the Governor-General the Philippine Legislature, the Philippine Commission, and the Secretary of Commerce and Police upon matters pertaining to engineering work of all kinds and the architectural features of public works and imp rovements in general. ( d ) The making of needful preliminary investigations, plans, and specifications for the construction or repair of public works and improvements; the obtaining of bids for contract work, the acceptance or rejection of the same, and the awarding of contracts therefor. [584-2.] [268-3 (1, 2).] [1407-7.] [1495-1, 2; 2314-1.] ( e ) The preparation of plans and estimates with reference to provincial and municipal works and improvements, the letting of contracts therefor, and supervision over the construction, maintenance, and repair thereof, as hereinafter provided. (f) The supervision over the architectural features of buildings, parks, streets, and permanent constructions and improvements of a public character throughout the Islands, whether pertaining to the Insular or other branch of the Government; and the procur ance of architectural plans for public buildings by means of public competition, when deemed advisable. ( g ) The construction of sewers, waterworks, irrigation systems and other public works requiring engineering skill, and the construction and equipment of public buildings and public improvements directed by law to be done on behalf of the Insular Government , when the accomplishment of such work is not otherwise specially provided for by law. ( h ) The construction and repair of lighthouse towers and buildings appertaining thereto; the construction of wharves, docks, jetties, retaining walls, and all other port works; the work of reclaiming land 336 Copyright 2012 CD Technologies Asia, Inc. and Accesslaw, Inc. Philippine Law Encyclopedia 2011