2026-09-27T16:26:43+01:00https://marinefinds.org.uk/datalabs/terminology/object/format/jsonhttps://marinefinds.org.uk/datalabs/terminology/object/format/xmlhttps://marinefinds.org.uk/datalabs/terminology/object3084137917KERB PRINCIPAL TRUSSYA truss with two curved kerb-principals, which are the short principal rafters rising froma tiebeam to a collar, placed either side of a crown strut.546P