7.2

Parts (03 52xxx)

03   52001
lamella roof
roof (01) supported by a space frame (01) with connecting structural members (01) forming a diamond pattern
03   52002
dome
curved roof (01) structure (01) of a hemispherical or approximately hemispherical shape (11 27004)
03   52003
hyperbolic paraboloid roof
shell roof (01) of hyperbolic paraboloidal shape (11 27004)
03   52004
barrel vault roof
shell roof (01) partly cylindrical in cross-section
03   52005
steel frame
frame (01) with structural members (01) of steel
03   52006
structural skeleton
frame (01) forming the main loadbearing part of a structure (01)
03   52007
gantry
high level platform and its supports enabling activities to be carried out or equipment supported at that level, but also allowing passage or operations underneath
03   52008
crane gantry
columns (01) and beams (01) supporting the ends of a moving crane (01)
03   52010
hoarding
temporary structure (01) enclosing a site (01) or erected as a barrier (01) to prevent access
03   52011
guy
rope (01) fixed at one end of a structure (01) and at the end to an anchorage to provide restraint
03   52012
sway brace
bracing (01) to resist lateral forces (01) in a superstructure (01)
03   52013
Pratt truss
truss (01) having vertical and diagonal structural members (01) between the chords (03 52015) that together form right angled triangles
03   52014
Warren truss
truss (01) that, between the upper and lower chords (03 52015), has only inclined structural members (01) forming triangles
03   52015
chord
top or bottom longitudinal structural member (01) of a truss (01)
03   52017
standard bridge beam
one of a range of nationally agreed sizes (01) of precast prestressed concrete (01) beams (01)
03   52018
cross head
lateral beam (01) that connects the tops of columns (01) forming part of a bridge pier (01)
03   52019
bridge cap
top of a bridge pier (01) or bridge abutment (01) on which bridge bearings (03 52028) are seated
03   52020
wing wall
wall (01) that extends a bridge abutment (01) to retain the side slope (01) of fill (01)
03   52021
bank seat
foundation (01) at the top of a bank (05 28001) forming an end support for a bridge (01)
NOTE Usually shallow.
03   52022
bridge parapet
protective fence (01) or wall (01) at the edge of a bridge (01)
03   52023
suspended span
simply supported span between cantilevers (01) in a cantilever bridge (01)
03   52024
catenary cable
heavy uniform cable (01) hanging freely from two points in a curve
03   52025
bridge suspender
one of several hangers (06 72050) from a catenary cable (03 52024) supporting a deck (01)
03   52026
cable saddle
metal block over which cables (01) pass
NOTE For example at the top of a tower (03 51005) of either a suspension bridge (01) or an aerial ropeway (01).
03   52027
bearing
component (01) to transfer the load (01) from one structural member (01), from a structural member (01) subject to movement, on to a fixed support
03   52028
bridge bearing
bearing (03 52027) from a bridge (01)
03   52029
roller bearing
bearing (03 52027) with one or more rollers between parallel upper and lower plates (01)
03   52030
single roller bearing
roller bearing (03 52029) with one roller
03   52031
multiple roller bearing
roller bearing (03 52029) with two or more rollers
03   52032
rocker bearing
bearing (03 52027), constrained to prevent relative horizontal movement, with a cylindrical or spherical surface
03   52033
linear rocker bearing
rocker bearing (03 52032) with a cylindrical surface
03   52034
spherical rocker bearing
rocker bearing (03 52032) with a spherical surface
03   52035
knuckle bearing
bearing (03 52027) that permits rotation by sliding of one part on another and provides two or more structural members (01) with mating cylindrical or spherical surfaces
03   52036
knuckle pin bearing
knuckle bearing (03 52035) with a cylindrical pin
03   52037
cylindrical knuckle bearing
knuckle bearing (03 52035) with cylindrical mating surfaces
03   52038
spherical knuckle bearing
knuckle bearing (03 52035) with spherical mating surfaces
03   52039
knuckle leaf bearing
knuckle bearing (03 52035) with a pin passing through a number of interleaved plates (01) fixed alternately to the upper and lower bearing plates (01)
03   52040
sliding bearing
bearing (03 52027) that consists of two surfaces sliding one on the other
03   52041
pot bearing
bearing (03 52027) with a metal piston supported by a disc of unreinforced elastomer (BS EN 923) confined with a metal cylinder
03   52042
elastomeric bearing
bearing (03 52027) that consists of a block of elastomer (BS EN 923)
03   52043
elastomeric laminated bearing
elastomeric bearing (03 52042) that is reinforced internally with steel plates (01)
03   52044
plain pad bearing
elastomeric bearing (03 52042) without reinforcement (01)
03   52045
strip pad bearing
plain pad bearing (03 52044) the length (01) of which is at least 10 times its width (01)
7.3

Activities (03 54xxx)

03   54001
box frame construction
construction (01) of a long, narrow multi-storey building (01) with concrete (01) floors (01) carried on loadbearing walls (01) across the width of the building (01)
03   54002
lift slab construction
construction (01) in which concrete slabs (01) are cast one on top of the other near ground level (01) for subsequent raising to their final positions and support by previously constructed columns (01)
7.4

Properties (03 57xxx)

03   57001
HA loading
normal design load (01) from one structural member (01) for highways (01)
NOTE This represents the effects (ISO 8930) of normal permitted vehicles. Attention is drawn to the Road Vehicles (Construction and Use) Regulations [1].
03   57002
HB loading
highway (01) load (01) from one structural member (01) requirements derived to cover abnormal indivisible loads (01) likely to use the roads (01) in an area
03   57003
RU loading
railway (01) load (01) from one structural member (01) requirements derived by a Committee of the International Union of Railways to cover present and anticipated future loads (01) on railways (01) in Great Britain and in Europe
03   57004
RL loading
railway (01) load (01) from one structural member (01) requirements derived by the London Underground Ltd to cover present and anticipated future loads (01) on lines that carry only rapid transit passenger stock and lift engineers' works trains

BS 6100-3:2007 Building and civil engineering – Vocabulary Part 3: Civil engineering – General