8" Calculator will calculate the approximate
quantity of 8 inch concrete blocks in a standard building.
Enter wall height in courses, number of bond beams, number of starter bars
(cores filled), steel door frames (standard 6'8" X 2'8" - no lintel) and number of wall
ends. Wall ends are the ends of walls that stand alone. One stand alone wall has 2
ends. A 4 walled box has no ends. Click Add Wall
to enter wall lengths and Add Window / Opening
to add opening dimensions. Click
to remove a window or wall
Use the longest wall measurement, ie: for internal corners, add
the 8" to get the longest measurement. Openings are entered
by width in inches by 8, height in inches by 4, head course height in courses and number of
openings this size. Select boxes
for sills, bond beams beneath openings, etc. When all the measurements are correctly entered,
click Calculate Quantity
to calculate the results.
Try this Vertical Rebar Placement Calculator
to mark out vertical rebar placements for your walls.