Bourne Group Ltd

Building Category

D - High rise buildings (offices etc over 15 storeys)
E - Large span portals (over 30m)
F - Medium/small span portals (up to 30m) and low rise buildings (up to 4 storeys)
G - Medium rise buildings (from 5 to 15 storeys)
H - Large span trusswork (over 20m)
J - Tubular steelwork where tubular construction forms a major part of the structure
K - Towers and masts
L - Architectural steelwork for staircases, balconies, canopies etc
M - Frames for machinery, supports for plant and conveyors
N - Large grandstands and stadia (over 5000 persons)
Q - Specialist fabrication services (eg bending, cellular/castellated beams, plate girders)
R - Refurbishment
S - Lighter fabrications including fire escape, ladders and catwalks

Bridgeworks Category

AS - Ancillary structures in steel associated with bridges, footbridges or sign gantries (eg grillages,purpose-made temporary works)
FB - Footbridges
PG - Bridges made principally from plate girders
SRF - On site bridge refurbishment
TW - Bridges made principally from trusswork