Double notch: the bottom notch lines up with the bottom of the end plate.
Full depth: the plate takes the beam depth, the bolt rows are set from the top of the beam, and the plate is welded to the web and both flanges.
ArcelorMittal Orange Book (UKB / UKC to BS 4-1, IPE / HE to Euronorm 19-57 / 53-62, angles to BS EN 10056-1). BS EN 10025-2 (S235 / S275 / S355, JR / J0 / J2); BS EN 10025-4 (S460M, sections and plate only); bolts BS EN ISO 898-1. A supporting beam is taken with its top level with the supported beam.
Hot finished RHS / SHS column (SCI P358): Flowdrill (Tables G.58 / G.59, d0 = d in the wall), Hollo-Bolts (Tables G.60 / G.69) or Blind Bolts (Tables G.62 / G.63); Check 15 replaces Check 14. Gauge p3 at least 0.3b.