Grading & Drainage: Penn Hills vs Pittsburgh
How do grading & drainage rules compare between Penn Hills, PA and Pittsburgh, PA?
Pittsburgh has fewer restrictions than Penn Hills.
Penn Hills, PA
Allegheny County
Grading in Penn Hills requires a permit through the Code Enforcement Department for any work moving more than a minimal amount of soil or altering drainage. Chapter 1420 construction code and Chapter 1058 stormwater ordinance both apply.
View full Penn Hills rules →Pittsburgh, PA
Allegheny County
Pittsburgh requires grading permits for earthwork and land-disturbing activities. The city's steep terrain and hillside geography make proper grading and drainage critical. The zoning code includes hillside development regulations requiring geotechnical review for construction on steep slopes. Grading plans must be submitted to the Department of Permits, Licenses and Inspections.
View full Pittsburgh rules →Key Facts Comparison
| Fact | Penn Hills | Pittsburgh |
|---|---|---|
| Permit Trigger | 1,000+ sq ft disturbance | - |
| Wall Engineering | Over 4 ft tall | - |
| Codes | Ch. 1420 + Ch. 1058 | - |
| Enforcement | Code Enforcement 412-342-1192 | - |
| Permit Required | - | Grading permit from PLI |
| Terrain | - | Steep hillsides require special attention |
| Hillside Regulations | - | Geotechnical review for steep slopes |
| Review | - | Department of Permits, Licenses and Inspections |
| Drainage | - | Must maintain existing drainage patterns |
Highlighted rows indicate differences between cities.
Penn Hills FAQ
Can I regrade my yard without a permit?
Minor landscaping grading without changing drainage patterns typically needs no permit. Any significant cut/fill or drainage redirection does require one.
Who enforces this?
Penn Hills at (412) 342-1500.
Pittsburgh FAQ
Do I need a grading permit in Pittsburgh?
Yes. Grading permits are required for earthwork and land-disturbing activities. Pittsburgh's steep terrain makes proper grading particularly important to prevent landslides and drainage problems.
Are there special rules for building on hillsides in Pittsburgh?
Yes. The zoning code includes hillside development regulations requiring geotechnical review for construction on steep slopes to address stability and drainage concerns.
Compare other topics
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