The Grand Valley drainage district shall be the successor to the Grand Junction drainage district and all rights, causes of action, records, uncollected revenues, taxes, and assessments, and all other property of the said Grand Junction drainage district shall accrue to and become the property of the Grand Valley drainage district, and all valid indebtedness and obligations of the Grand Junction drainage district, as well as the contract obligations with the United States, shall be assumed, paid, and carried out by the Grand Valley drainage district.