|  | E |
SECTION E — FIXED CONSTRUCTIONS

BUILDING

|  | E01 |
CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES (of tunnels Fulltext... Hierarchy... Expanded...E21D)

|  | E01B |
PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS (derailing or rerailing blocks on track, track brakes or retarders Fulltext... Hierarchy... Expanded...B61K)

|  | E01B |
Subclass index
STRUCTURE OF THE PERMANENT WAY |
General structure | 2/00
Ballastway, transverse or longitudinal sleepers | 1/00, 3/00
Rails or switches for general application | 5/00 - 13/00, 26/00
Rails or switches for particular application | 21/00 - 26/00
Protective arrangements | 15/00 - 19/00
MAKING, MAINTAINING, RENEWING, OR TAKING-UP THE BALLASTWAY OR THE TRACK | 27/00 - 37/00

|  | E01C |
CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR (forming road or like surfaces by compacting or grading snow or ice Fulltext... Hierarchy... Expanded...E01H)

|  | E01C |
Subclass index
DESIGN; FOUNDATIONS | 1/00; 3/00, 13/00
PAVING FOR ROADS, PLAYGROUNDS, OR THE LIKE |
Paving in general | 5/00, 7/00
Special paving | 9/00, 13/00, 15/00
Details | 11/00, 17/00
CONSTRUCTION OR REPAIR OF ROADS, PLAYGROUNDS, OR THE LIKE | 21/00, 19/00, 23/00

|  | E01D |
BRIDGES (bridges extending between terminal buildings and aircraft for embarking or disembarking passengers Fulltext... Hierarchy... Expanded...B64F 1/305)

|  | E01D |
Note(s) In this subclass, it is desirable to add the indexing codes of group Fulltext... Hierarchy... Expanded...E01D 101/00. The indexing codes should be unlinked. [6]

|  | E01D |
Subclass index
BRIDGES IN GENERAL | 1/00
BRIDGES CHARACTERISED BY THE CROSS-SECTION OF THEIR BEARING SPANNING STRUCTURE | 2/00
BRIDGES CHARACTERISED BY THEIR STRUCTURAL TYPE | 4/00 - 15/00
BRIDGES CHARACTERISED BY THEIR FUNCTION | 18/00
DETAILS | 19/00
ERECTING OR ASSEMBLING BRIDGES | 21/00
REPAIRING OR STRENGTHENING EXISTING BRIDGES | 22/00

|  | E01F |
ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE

|  | E01F |
Subclass index
ARRANGEMENTS FOR ROADS OR RAILWAYS | 1/00, 5/00 - 8/00
ARRANGEMENTS FOR FACILITATING THE USE OF ROADS | 9/00 - 15/00
LANDING STAGES FOR HELICOPTERS | 3/00

|  | E01H |
STREET CLEANING; CLEANING OF PERMANENT WAYS; CLEANING BEACHES; CLEANING LAND; DISPERSING FOG IN GENERAL (cleaning in general Fulltext... Hierarchy... Expanded...B08B) [4]

|  | E01H |
Subclass index
STREET CLEANING | 1/00, 3/00, 5/00, 6/00, 11/00
MAKING OR MAINTAINING SURFACES OF SNOW OR ICE; IMPROVING GRIPPING POWER | 4/00; 10/00
CLEANING OF PERMANENT WAYS | 8/00, 11/00
CLEANING BEACHES | 12/00
OTHER CLEANING OF LAND | 15/00
DISPERSING FOG | 13/00