The answer to 'drainage system bare spots' is that bare spots in your landscape drainage system are often caused by clogs, damage, or improper installation. Symptoms include standing water, muddy or eroded areas, and dead or dying grass or plants. Solutions may include clearing debris, repairing damaged pipes or channels, and ensuring proper grading and coverage of the drainage system.
If the issues are minor, you may be able to address them with DIY maintenance like snaking out a clogged pipe or filling in small erosion areas. However, for more complex drainage problems like major clogs, damaged infrastructure, or improper system design, it's best to call in a professional landscaping or drainage specialist to diagnose and fix the underlying issues.