Complex sentence: The first of the turnpike from Wilkes-Barre to Wind Gap were finished by 1807 and by 1815 the road was completed at a total expense of US $75,000.
Split into simpler sentences: The first of the turnpike from Wilkes-Barre to Wind Gap were finished by 1807. The road was completed by 1815 at a total expense of US $75,000.