No bicycle shall be used to carry more persons at one time than the number for which it is designed or equipped, except when transporting a child six (6) years of age or younger in a rear-mounted bicycle carrier and/or trailer that meets mandatory and various industry standard specifications as developed by the American Society for Testing and Materials (ASTM).
Excessive number of persons on bicycle
R.I. Gen. Laws § 31-19-4., under Chapter 31-19 Operation of Bicycles.
R.I. Gen. Laws § 31-19-4.