Complex sentence: The Forksville Covered Bridge was added to the NRHP in 1980, and the Pennsylvania Historical and Museum Commission now forbids the destruction of any covered bridge on the NRHP in the state and has to approve any renovation work.
Split into simpler sentences: The Forksville Covered Bridge was added to the NRHP in 1980. The Pennsylvania Historical and Museum Commission now forbids the destruction of any covered bridge on the NRHP in the state and has to approve any renovation work.