pillbox type 22 On Royal Military Canal near appledore kent Type 22 variant pillbox, concrete-faced, with guarded covered concrete entrance, straight blast wall, and vertical wood inserts for shelves fitted under each embrasure. Field of fire E across Canal.Type 22 concrete-faced pillbox with exterior blast wall protecting entrance. some text taken from (google earth) & (pillbxesuk.co.uk) Type 22 is the most common design. It is a regular hexagon with walls approx 0.3m thick by 1.8m long. Most have a loophole on each side of the hexagon, apart from the side with the entrance, however some have a low entrance so that an additional loophole can be accommodated or a smaller loophole next to the entrance.
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