All jail keepers shall keep prisoners committed for debt separate from prisoners charged with felony or infamous crimes. They shall keep all minors so committed and all prisoners upon a first charge, before or after conviction, separate from those convicted more than once of felony or infamous crimes, so far as the construction or state of the jail allows.   [PL 1987, c. 737, Pt. A, §2 (NEW); PL 1987, c. 737, Pt. C, §106 (NEW); PL 1989, c. 6 (AMD); PL 1989, c. 9, §2 (AMD); PL 1989, c. 104, Pt. C, §§8, 10 (AMD).]