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SOUTHWEST OHIO
HARDSCAPING GUIDES

Technical insights on managing heavy clay soil, drainage, and property engineering.

ESSENTIAL PILLAR GUIDES

RECENT LOCAL UPDATES & PROJECTS

DRAINAGE

How 1960s Grading Plans Fail Against Modern Runoff in Older Centerville Neighborhoods

The stormwater infrastructure beneath Centerville's established 1960s neighborhoods was designed for a neighborhood that no longer exists. Wider driveways, larger patios, and room additions have quietly raised runoff coefficients 40 to 50 percent above what the original Rational Method calculations assumed—and the undersized pipes underneath those streets are paying the price.

DRAINAGE

Clearcreek Township TR-55 Calculations: What Homeowners Need to Know About Drainage

TR-55 is the USDA hydrological method that Clearcreek Township and most Warren County jurisdictions require for drainage plan approval. If your contractor cannot show you the TR-55 calculations behind their pipe and detention sizing, they are guessing at dimensions that have to be right—and you are the one who pays when the system fails.