JavaScript must be enabled in order to use this site.Please enable JavaScript in your browser and refresh the page. Underground System Tools The Duct Bank, Manhole and Trench tool groups offer the following options: Click the links below for detailed help on any of these options: Duct Bank Router Duct Bank Properties Modify Duct Bank Cut Duct Bank Extend Duct Bank Delete Duct Bank Duct Bank Concrete Duct Bank Concrete Properties Place Manhole Edit Manhole Trench Router Trench Property Manager Modify Trench Insert Trench Part Extend Trench Delete Trench Place Cable Route Delete Cable Route Parent topic: Bentley Raceway and Cable Management Tools