Complex sentence: The area was originally developed as one of Richmond's Northside streetcar suburbs and most of the original concrete poles used for the overhead trolley wiring are still located in the median of the street and are still in service after over 100 years.
Split into simpler sentences: The area was originally developed as one of Richmond's Northside streetcar suburbs. Most of the original concrete poles used for the overhead trolley wiring are still located in the median of the street and are still in service after over 100 years.