Building a 100 x 200 Riding Arena
https://privatebin.net/?72f5546028f67377#37vpmRrJ1qhbAzgDAj1NLmkAK9vtj5Awp5v5pFH8bZ7x
A drainage system that is well-designed, properly maintained, and has a long life and high functionality is essential to the performance and longevity of an arena