Simplify the following text for a Grade 12 native English-speaking person.
Original: Although there has been minor development on parts of the route , and Wistlandpound Reservoir has flooded the track bed close to its mid-point , much is still in open countryside , with many sections identifiable .
Simplified: Although there has been some minor building on parts of the route , and Wistlandpound Reservoir has flooded the track bed close to its middle , much is still in open countryside , with many sections identifiable .