Notwithstanding any other provision of law, in any case pending under section 77 of the Bankruptcy Act on November 4, 1979, the court may authorize the abandonment of lines of railroad pursuant to section
1170 of title
11. Pending the expiration of the time for appeal of an abandonment order or the determination of any such appeal, the court may authorize the termination of service on a line to be abandoned, and the order authorizing such termination may not be stayed. In authorizing any abandonment pursuant to this section, the court shall require the carrier to provide a fair arrangement at least as protective of the interests of employees as that required under section
11347 of title
49.