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100 Series Concrete masonry - Mouse over labels or click here for help
Courses Help 800 doors on bond Help 800 doors on corner
Help 800 doors on wall end An 800mm door frame in a 900mm hallway (toilet door?) will only have blockwork above it 900 hall door-tops An 800mm door frame in a 1000mm hallway (toilet door?) has blocks above the head and a quarter down one side 1000 hall door-tops
Number of squint corners Squint corners 600 wide steel door frames 600 doors 700 wide steel door frames 700 doors
1200 wide steel door frames 1200 doors Help 800 doors on edge Door on corner edge both sides. No corner blocks 800 door in 1100 dogleg
Doors in 1200 long doglegs 800 door in 1200 dogleg Door on corner edge 1 side, and nothing on the other. No corner blocks 800 door in 1000 return 1st course = Corner return short, Quarter, Corner Return long 700 dogleg
1st course = Corner Return short, Quarter, Corner Return short. 2nd course. Corner Return long, Half 500 dogleg 500 returns use a quarter next to the long side of a corner on 1 course, and a 3/4 next to the short side of a corner the next 500 return 300 nibs use a stack bonded 3/4. Do not include these in wall entries 300 nib


Edit Show Settings How does the bond work for doors?


  

Keyboard: Right Arrow = Add Segment. Left Arrow = Delete Segment. Down Arrow = New Wall
Next Wall Click to add a new wall. each wall can have 1 or more segments. If the wall comes to a corner and goes on, click the blue arrow and add the next segment. Continue untill the wall ends, then click New Wall and emter the next wall


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