E01D1/00	7	Bridges in general (characterised by their structural type E01D4/00&#160;-&#160;E01D15/00)	E01D1/00	E01D1/00		1395
E01D1/005	8	{Bowstring bridges (truss-type bowstring bridges E01D6/02)}	E01D1/00	E01D1/00		96
E01D2/00	7	Bridges characterised by the cross-section of their bearing spanning structure	E01D2/00	E01D2/00		2534
E01D2/02	8	of the I-girder type	E01D2/02	E01D2/02		1541
E01D2/04	8	of the box-girder type	E01D2/04	E01D2/04		3793
E01D4/00	7	Arch-type bridges	E01D4/00	E01D4/00		1991
E01D6/00	7	Truss-type bridges	E01D6/00	E01D6/00		879
E01D6/02	8	of bowstring type	E01D6/02	E01D6/02		66
E01D11/00	7	Suspension or cable-stayed bridges	E01D11/00	E01D11/00		293
E01D11/02	8	Suspension bridges	E01D11/02	E01D11/02		1386
E01D11/04	8	Cable-stayed bridges	E01D11/04	E01D11/04		1490
E01D12/00	7	Bridges characterised by a combination of structures not covered as a whole by a single one of groups E01D2/00&#160;-&#160;E01D11/00	E01D12/00	E01D12/00		298
E01D15/00	7	Movable or portable bridges; Floating bridges	E01D15/00	E01D15/00		144
E01D15/005	8	{Movable bridges in general (floating bridges with sections movable to allow passing of water-borne traffic E01D15/145; lock gates E02B7/20); Constructional elements peculiar to movable bridges}	E01D15/00	E01D15/00		153
E01D15/02	8	Vertical lift bridges	E01D15/02	E01D15/02		210
E01D15/04	8	Swing bridges	E01D15/04	E01D15/04		116
E01D15/06	8	Bascule bridges; Roller bascule bridges, e.g. of Scherzer type	E01D15/06	E01D15/06		343
E01D15/08	9	Drawbridges	E01D15/08	E01D15/08		85
E01D15/10	8	Travelling bridges {, i.e. roller bridges}; Sliding bridges; Rotary cylinder bridges, i.e. rotating about longitudinal axis to invert and raise the road	E01D15/10	E01D15/10		219
E01D15/12	8	Portable or sectional bridges (floating bridges E01D15/14)	E01D15/12	E01D15/12		503
E01D15/122	9	{Inflatable or unreelable bridges (inflatable or unreelable girders in general E04C3/005); Bridges with main load-supporting structure consisting only of non-rigid elements, e.g. cables}	E01D15/12	E01D15/12		74
E01D15/124	9	{Folding or telescopic bridges; Bridges built up from folding or telescopic sections (E01D15/122, E01D15/127 take precedence; folding or telescopic girders in general E04C3/005)}	E01D15/12	E01D15/12		323
E01D15/127	9	combined with ground-supported vehicles for the transport, handling or placing of such bridges or of sections thereof	E01D15/127	E01D15/127		499
E01D15/133	9	built-up from readily separable standardised sections or elements, e.g. Bailey bridges (E01D15/127 takes precedence)	E01D15/133	E01D15/133		1022
E01D15/14	8	Floating bridges, e.g. pontoon bridges (landing bridges E01D15/24; floating bodies or pontoons B63B)	E01D15/14	E01D15/14		964
E01D15/145	9	{displaceable or with sections movable to allow passing of water-borne traffic (movable bridges actuated by floating bodies E01D15/005&#160;-&#160;E01D15/10)}	E01D15/14	E01D15/14		118
E01D15/20	9	collapsible, expandable, inflatable or the like {with main load supporting structure consisting only of non-rigid members}(E01D15/22 takes precedence)	E01D15/20	E01D15/20		219
E01D15/22	9	designed as, or mounted on, vehicles	E01D15/22	E01D15/22		191
E01D15/24	8	Bridges or similar structures, based on land or on a fixed structure and designed to give access to ships or other floating structures (arrangement of ship-based ramps B63B27/14; loading ramps B65G69/28)	E01D15/24	E01D15/24		723
E01D18/00	7	Bridges specially adapted for particular applications or functions not provided for elsewhere, e.g. aqueducts, bridges for supporting pipe-lines	E01D18/00	E01D18/00		912
E01D19/00	7	Structural or constructional details of bridges	E01D19/00	E01D19/00		8477
E01D19/005	8	{Piers, trestles, bearings, expansion joints or parapets specially adapted for portable or sectional bridges}	E01D19/00	E01D19/00		645
E01D19/02	8	Piers {(E01D19/005 takes precedence; towers for suspension bridges E01D19/14)}; Abutments (foundations E02D){; Protecting same against drifting ice (against colliding vehicles E01F15/00)}	E01D19/02	E01D19/02		6920
E01D19/04	8	Bearings {(E01D19/005 takes precedence; specially for movable bridges E01D15/005&#160;-&#160;E01D15/10)}; Hinges	E01D19/04	E01D19/04		2255
E01D19/041	9	{Elastomeric bearings (E01D19/048 takes precedence)}	E01D19/04	E01D19/04		1517
E01D19/042	9	{Mechanical bearings (E01D19/048 takes precedence)}	E01D19/04	E01D19/04		536
E01D19/043	10	{Roller bearings}	E01D19/04	E01D19/04		120
E01D19/045	10	{Line and point rocker bearings}	E01D19/04	E01D19/04		42
E01D19/046	10	{Spherical bearings}	E01D19/04	E01D19/04		597
E01D19/047	10	{Pot bearings}	E01D19/04	E01D19/04		324
E01D19/048	9	{Bearings being adjustable once installed; Bearings used in incremental launching}	E01D19/04	E01D19/04		449
E01D19/06	8	Arrangement, construction or bridging of expansion joints ({E01D19/005 takes precedence; in movable bridges E01D15/005&#160;-&#160;E01D15/10}; sealing joints not restricted to expansion joints for bridges E04B1/68)	E01D19/06	E01D19/06		2999
E01D19/062	9	{Joints having intermediate beams}	E01D19/06	E01D19/06		544
E01D19/065	9	{Joints having sliding plates}	E01D19/06	E01D19/06		986
E01D19/067	9	{Flat continuous joints cast in situ}	E01D19/06	E01D19/06		381
E01D19/08	8	Damp-proof or other insulating layers; Drainage arrangements or devices {; Bridge deck surfacings (bridge decks per seE01D19/125)}	E01D19/08	E01D19/08		279
E01D19/083	9	{Waterproofing of bridge decks; Other insulations for bridges, e.g. thermal (insulation for buildings in general E04B1/62); Bridge deck surfacings (road surfacings in general E01C)}	E01D19/08	E01D19/08		1523
E01D19/086	9	{Drainage arrangements or devices (surface drainage of roads in general E01C11/224; roof drainage E04D13/04)}	E01D19/08	E01D19/08		1594
E01D19/10	8	Railings; Protectors against smoke or gases, e.g. of locomotives; Maintenance travellers; Fastening of pipes or cables to bridges ({pipe-line bridges E01D18/00}; supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets, F16L3/00)	E01D19/10	E01D19/10		583
E01D19/103	9	{Parapets, railings (E01D19/005 takes precedence; balustrades in general E04F11/18); Guard barriers or road-bridges (in general E01F15/00)}	E01D19/10	E01D19/10		2546
E01D19/106	9	{Movable inspection or maintenance platforms, e.g. travelling scaffolding or vehicles specially designed to provide access to the undersides of bridges (lifting devices for movable platforms on vehicles in general B66F11/04)}	E01D19/10	E01D19/10		2221
E01D19/12	8	Grating or flooring for bridges; Fastening railway sleepers or tracks to bridges (sleepers E01B3/00)	E01D19/12	E01D19/12		906
E01D19/125	9	{Grating or flooring for bridges (waterproofing thereof E01D19/083; floors in general E04B5/00)}	E01D19/12	E01D19/12		4758
E01D19/14	8	Towers; Anchors {; Connection of cables to bridge parts}; Saddle supports	E01D19/14	E01D19/14		2881
E01D19/16	8	Suspension cables; Cable clamps for suspension cables {; Pre- or post-stressed cables}	E01D19/16	E01D19/16		2695
E01D21/00	7	Methods or apparatus specially adapted for erecting or assembling bridges	E01D21/00	E01D21/00		23548
E01D21/06	8	by translational movement of the bridge or bridge sections {(E01D15/127, E01D15/133 and E01D21/10 take precedence)}	E01D21/06	E01D21/06		1749
E01D21/065	9	{Incremental launching}	E01D21/06	E01D21/06		192
E01D21/08	8	by rotational movement of the bridge or bridge sections	E01D21/08	E01D21/08		732
E01D21/10	8	Cantilevered erection	E01D21/10	E01D21/10		1500
E01D21/105	9	{Balanced cantilevered erection}	E01D21/10	E01D21/10		329
E01D22/00	7	Methods or apparatus for repairing or strengthening existing bridges {(electrochemical desalination or re-alkalisation C04B41/00); Methods or apparatus for dismantling bridges}	E01D22/00	E01D22/00		8086
E01D2101/00	7	Material constitution of bridges	E01D101/00	E01D101/00		71
E01D2101/10	8	Wood	E01D101/10	E01D101/10		181
E01D2101/20	8	Concrete, stone or stone-like material	E01D101/20	E01D101/20		90
E01D2101/22	9	Masonry; Bricks	E01D101/22	E01D101/22		39
E01D2101/24	9	Concrete	E01D101/24	E01D101/24		1561
E01D2101/26	10	reinforced	E01D101/26	E01D101/26		2162
E01D2101/262	11	{with steel fibres}	E01D101/26	E01D101/26		106
E01D2101/264	11	{with glass fibres}	E01D101/26	E01D101/26		43
E01D2101/266	11	{with fibres other than steel or glass}	E01D101/26	E01D101/26		95
E01D2101/268	11	{Composite concrete-metal}	E01D101/26	E01D101/26		1532
E01D2101/28	11	prestressed	E01D101/28	E01D101/28		2164
E01D2101/285	12	{Composite prestressed concrete-metal}	E01D101/28	E01D101/28		1072
E01D2101/30	8	Metal (E01D2101/26 takes precedence)	E01D101/30	E01D101/30		3416
E01D2101/32	9	prestressed	E01D101/32	E01D101/32		428
E01D2101/34	9	non-ferrous, e.g. aluminium	E01D101/34	E01D101/34		256
E01D2101/40	8	Plastics	E01D101/40	E01D101/40		570
