Bollard Installation Concrete Estimator Calculates How Much Concrete You Will Need This handy tool answers the question: How much Concrete is Needed for Bollard Installation? Bollard Install Concrete Estimator Bollard Install Concrete Estimator This form calculates the volume of concrete needed to install a bollard. It assumes the bollard will be filled with concrete. Bollard Pipe Size Select a Pipe Size4 inch Pipe5 inch Pipe6 inch Pipe8 inch Pipe10 inch Pipe12 inch Pipe Bollard Pipe Length (inches) Total Pipe Length. The bollard depth will determine how high it sits. Footing Depth (inches) * Bollard Depth (inches) This may be the same as footing depth or may be deeper if you are setting the bollard upon a block or masonry chair. Footing Diameter (inches) * Footing diameter should be 3 times the Bollard Pipe size, but may be more. Quantity of Bollards to be Installed Add-On for Errors and Waste None5%10%15%20%25%30% Bollard Height Above Grade Concrete Per Bollard (cubic inches) Concrete Per Bollard (yards) Total Concrete (yards) Truck or Bags of Concrete? Concrete truck will be used50 lb bags60 lb bags75 lb bags80 lb bags90 lb bags Number of Bags of Concrete Email me this data * Only fill this out if you want this data emailed to you. If you are human, leave this field blank. Submit