|  | E |
SECTION E — FIXED CONSTRUCTIONS

BUILDING

|  | E01 |
CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES

|  | 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)

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

|  | E01C |
Note(s) This sub-class is understood as covering the construction and surfacing of floorings made of similar materials to roads, e.g. of concrete, of paving; the subdivisions below accordingly apply to such floorings in the same way as to roads or the like.

|  | E01D |
CONSTRUCTION OF BRIDGES AND VIADUCTS; ASSEMBLY OF BRIDGES

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

|  | E01G |
DESIGN OF TUNNELS OR GALLERIES; CONSTRUCTING TUNNELS OR GALLERIES BY MEANS NOT INVOLVING BORING OPERATIONS (constructing tunnels or galleries involving boring operations Fulltext... Hierarchy... Expanded...E21D; safety devices, transport, filling-up, rescue, ventilation or drainage in or of tunnels Fulltext... Hierarchy... Expanded...E21F)

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