Whenever the navigation of any harbor, or the use of any pier, wharf or bulkhead, or their approaches, in the Virgin Islands shall be obstructed or endangered by any sunken vessel, boat, watercraft, raft or other similar obstruction, and such obstruction has existed for a longer period than 30 days, or whenever the abandonment of such obstruction can be legally established in a less space of time, the sunken vessel, boat, watercraft, raft or other obstruction shall be subject to be broken up, removed, sold, or otherwise disposed of subject to the provisions of applicable Federal law by the Assistant Commissioner for Marine and Aviation Services at his discretion, without any liability for any damage to the owner of same, provided that in his discretion, the Assistant Commissioner for Marine and Aviation Service may cause reasonable notice of such obstruction of not less than 30 days, unless the legal abandonment of the obstruction can be established in a less time, to be given by publication, addressed “To Whom It may Concern”, in a newspaper published in the judicial division in which the obstruction is located requiring the removal thereof; Provided, further, That the Assistant Commissioner for Marine and Aviation Services, notwithstanding the provisions of Title 31, may in his discretion at or after the time of giving such notice, cause sealed proposals to be solicited by public advertisement, giving reasonable notice of at least 10 days, for the removal of such obstruction as soon as possible after the expiration of the above specified 30 days notice, in case it has not in the meantime been so removed, these proposals and contracts, at his discretion, to be conditioned that such vessel, boat, watercraft, raft, or other obstruction, and all property and cargo contained therein, shall become the property of the contractor, and the contract shall be awarded to the bidder making the proposition most advantageous to the Government of the Virgin Islands; Provided, further, That such bidder shall give satisfactory security to execute the work; Provided, further, That any money received from the sale of any such wreck, or from any contractor for the removal of wrecks, under this section shall be covered into the Marine and Aviation Fund.