|  | 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. [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
DISMANTLING BRIDGES | 24/00

|  | 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 (mowers convertible to apparatus for sweeping or cleaning lawns or other surfaces, e.g. to remove snow, or capable of sweeping or cleaning lawns or other surfaces Fulltext... Hierarchy... Expanded...A01D 42/06; 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