Trail:

Glossary

Pitched masonry
Laid on the diagonal, often alternately with opposing courses (pitched and counterpitched, also called herringbone).
Pit prison
(Scots): Sunk chamber with access from above through a hatch.
Place bricks
The poorer kind of bricks, used on internal or concealed construction. Compare stock bricks.
Platband
Flat plain horizontal course or moulding between storeys.
Plate
Longitudinal member of a timber-framed building, set square to the ground.
Plate girder
A girder of I-section, made from iron or steel plates.
Plate rail
On a railway, an L-section rail for plain unflanged wheels. Compare edge rail.
Plate tracery
The earliest form of tracery, introduced c. 1200, in which shapes are cut through solid masonry.
Plateway
Early railway using plate rails, i.e. rails of L-section (compare edge rails).
Platt
(Scots): Platform, doorstep or landing.