Section 29
SEC. 29. Before inaugurating the first district of the line con-r ceded the grantee company shall submit for the approval of the proper governmental authority of the Islands the working rules and regulations for the government of its train and station service, for the condition of its traffic, for the proper care of its tracks, bridges, and other appurtenances and for the guidance of its employees, and the Government having given the company opportunity to be heard thereon, shall make in said working rides and regulations the additions and alterations which shall be considered necessary. These working rules and regulations, after being approved by the proper governmental authority, shall have the force of law, but they shall be subject to modification at any time at petition of the company, said, modifications being subject, after giving the company opportunity to be heard, to alteration by the proper authority, and when approved in presented or modified form shall have the force of law.