Learn the art of pigeonhole brick wall corners for stunning design
Pigeonhole brick wall corner are common in the historic neighborhoods of Washington DC such as Capitol Hill, Dupont Circle and Georgetown. These types of outside corners are generally found at found at oblique angles, where walls join at angles greater than 90°.
Brick walls, above grade, at historic buildings are generally double wythe construction. That means that they are generally, two bricks thick. In a pigeon hole brick wall corner, one of the alternating interlocking bricks is omitted at each course.
A somewhat similar but very different approach to corner detailing can can be seen in quoining.
Sometimes people mistakenly think a Pigeonhole wall corner is similiar to a zipper joint in a brick wall. They are actually very different.