This standard manhole casting fits a typical 36" diameter opening. It has a plain cover with a diamond pattern and two non-penetrating pickholes for easy access. The frame is 4" tall and reversible. 
 
Our castings meet AASHTO specifications. They're made with grey cast iron of ASTM A48, Class 35B standards with a load rating of H-25/HS-20. Select models and quantities are available for same day pickup; call ahead to confirm availability.