CPC E02D 2013.01 - for SpFree

WebCPC CPC COOPERATIVE PATENT CLASSIFICATION

E02D　FOUNDATIONS; EXCAVATIONS, EMBANKMENTS (specially adapted for hydraulic engineering E02B); UNDERGROUND OR UNDERWATER STRUCTURE (tunnels, tunnelling, mining E21)

　　WARNING - The following IPC groups are not used in the CPC scheme. Subject matter covered by these groups is classified in the following CPC groups:
　　　E02D 29/09 covered by E02D 29/06

E02D 1/00 Investigation of foundation soil in situ (investigation involving boring or specially adapted to earth drilling E21B 25/00, E21B 49/00; investigating or analysing materials by determining their chemical or physical properties, in general G01N, e.g. sampling G01N 1/00)

E02D 1/02 ・before construction work

E02D 1/022 ・・{by investigating mechanical properties of the soil (E02D 1/027 takes precedence)}

E02D 1/025 ・・・{combined with sampling}

E02D 1/027 ・・{by investigating properties relating to fluids in the soil, e.g. pore-water pressure, permeability (sampling of groundwater E02D 1/06)}

E02D 1/04 ・・Sampling of soil {(E02D 1/025 takes precedence)}

E02D 1/06 ・・Sampling of ground water

E02D 1/08 ・after finishing the foundation structure {(testing of piles E02D 33/00)}

E02D 3/00 Improving or preserving soil or rock, e.g. preserving permafrost soil (securing of slopes or inclines E02D 17/20; damming or interrupting passage of underground water E02D 19/12; improving soil for agricultural purposes A01; soil stabilisation for road building or like purposes E01C 21/00, E01C 23/10; setting rock anchoring bolts E21D)

E02D 3/005 ・{Soil-conditioning by mixing with fibrous materials, filaments, open mesh or the like}

E02D 3/02 ・Improving by compacting (E02D 3/11 takes precedence; compacting soil locally before or while forming foundations E02D 27/26, E02D 27/28)

E02D 3/026 ・・by rolling with rollers usable only for or specially adapted for soil compaction, e.g. sheepsfoot rollers (rollers for soil working in agriculture A01B 29/00; rollers for road paving, such rollers usable also for compacting soil E01C 19/23)

E02D 3/0265 ・・・{Wheels specially adapted therefor; Cleats for said wheels}

E02D 3/032 ・・・Trench rollers

E02D 3/039 ・・・Slope rollers

E02D 3/046 ・・by tamping or vibrating, e.g. with auxiliary watering of the soil (E02D 3/026, E02D 3/08 take precedence; generating or transmitting mechanical vibrations for performing mechanical work in general B06B; tamping or vibrating apparatus for working ballast or railways E01B 27/00, for consolidating paving materials E01C 19/30, for consolidating concrete in general E04G 21/06)

E02D 3/054 ・・・involving penetration of the soil, e.g. vibroflotation

E02D 3/061 ・・・Tampers with directly acting explosion chambers (pile drivers with explosion chambers E02D 7/12)

E02D 3/068 ・・・Vibrating apparatus operating with systems involving reciprocating masses (E02D 3/054, E02D 3/061 take precedence)

E02D 3/074 ・・・Vibrating apparatus operating with systems involving rotary unbalanced masses (E02D 3/054 takes precedence)

E02D 3/08 ・・by inserting stones or lost bodies, e.g. compaction piles (sand drains for soil compaction E02D 3/10; stressing soil while forming foundations E02D 27/28)

E02D 3/10 ・・by watering, draining, de-aerating or blasting, e.g. by installing sand or wick drains (E02D 3/11 takes precedence; soil-penetrating vibrators with auxiliary watering E02D 3/054; drainage of soil in general E02B 11/00)

E02D 3/103 ・・・{by installing wick drains or sand bags}

E02D 3/106 ・・・{by forming sand drains containing only loose aggregates (sand piles E02D 3/08)}

E02D 3/11 ・by thermal, electrical or electro-chemical means (freezing soil for interrupting passage of underground water E02D 19/14)

E02D 3/115 ・・by freezing

E02D 3/12 ・Consolidating by placing solidifying or pore-filling substances in the soil (making piles E02D 5/46; soil-conditioning or soil-stabilising materials C09K 17/00; consolidation of ground around boreholes or wells E21B 33/138B, E21B 43/025)

E02D 3/123 ・・{and compacting the soil (E02D 3/126 takes precedence)}

E02D 3/126 ・・{and mixing by rotating blades}

E02D 5/00 Bulkheads, piles, or other structural elements specially adapted to foundation engineering (engineering elements in general F16)

E02D 5/02 ・Sheet piles or sheet pile bulkheads {(foundations made with sheet pile bulkheads E02D 27/30; cofferdams E02D 19/04)}

E02D 5/03 ・・Prefabricated parts {e.g. composite sheet piles}

E02D 5/04 ・・・made of steel

E02D 5/06 ・・・・Fitted piles or other elements specially adapted for closing gaps between two sheet piles or between two walls of sheet piles

E02D 5/08 ・・・・Locking forms; Edge joints; Pile crossings; Branch pieces

E02D 5/10 ・・・made of concrete or reinforced concrete {(moulds therefor E02D 5/70)}

E02D 5/105 ・・・・{of prestressed concrete (E02D 5/12 takes precedence)}

E02D 5/12 ・・・・Locking forms; Edge joints; Pile crossings; Branch pieces

E02D 5/14 ・・Sealing joints between adjacent {sheet} piles (sealing joints not restricted to foundation piles E04B 1/68)

E02D 5/16 ・・Auxiliary devices rigidly or detachably arranged on sheet piles for facilitating assembly {(as parts of driving or pulling apparatus E02D 7/00, E02D 13/00)}

E02D 5/18 ・Bulkheads or similar walls made solely of concrete in situ {(moulds therefor E02D 5/68; making foundation slots E02D 17/13; sealing diaphragms other than those made of concrete E02D 19/18)}

E02D 5/182 ・・{using formworks to separate sections}

E02D 5/185 ・・{with flexible joint members between sections (joints in foundation structures E02D 29/16; flexible joints in hydraulic engineering E02B 3/16, in building E04B 1/68)}

E02D 5/187 ・・{the bulkheads or walls being made continuously, e.g. excavating and constructing bulkheads or walls in the same process, without joints}

E02D 5/20 ・Bulkheads or similar walls made of prefabricated parts and concrete, including reinforced concrete, in situ

E02D 5/22 ・Piles (sheet piles, {i.e. elements shaped to mutually lock or mate}E02D 5/02; {pile shoes E02D 5/72; foundations on piles E02D 27/12, E02D 27/20})

E02D 5/223 ・・{Details of top sections of foundation piles(E02D 5/54 takes precedence)}

E02D 5/226 ・・{Protecting piles (piles with protecting cases E02D 5/60)}

E02D 5/24 ・・Prefabricated piles

　　NOTE - Documents covered both by E02D 5/26 to E02D 5/32 and by one or several of the groups E02D 5/48 to E02D 5/64 are classified in all relevant groups unless specific priority rules to the contrary are given

E02D 5/26 ・・・made of timber with or without reinforcement; Means affording protection against spoiling of the wood (cases E02D 5/60; impregnating agents B27K 3/16); Self-cleaning of piles placed in water

E02D 5/28 ・・・made of steel {or other metals (E02D 5/52 takes precedence)}

E02D 5/285 ・・・・{tubular, e.g. prefabricated from sheet pile elements (sheet pile boxes E02D 27/30; concrete piles with metal casings E02D 5/30)}

E02D 5/30 ・・・made of concrete or reinforced concrete or made of steel and concrete {(E02D 5/50 takes precedence; assembled from segments E02D 5/523; prestressed concrete E02D 5/58)}

E02D 5/32 ・・・with arrangements for setting {or assisting in setting} in position by fluid jets {(placing piers by using fluid jets in general E02D 7/24)}

E02D 5/34 ・・Concrete or concrete-like piles cast in position; {Apparatus for making same (E02D 5/50 takes precedence; moulds E02D 5/665; placing, removing moulds E02D 7/00 to E02D 11/00; placing the concrete E02D 15/04)}

E02D 5/36 ・・・making without use of mouldpipes or other moulds

　　NOTE - Documents covered both by E02D 5/34 to E02D 5/46 and by one or several of the groups E02D 5/48 to E02D 5/64 are classified in all relevant groups unless specific priority rules to the contrary are given

E02D 5/38 ・・・making by use of mould-pipes or other moulds

E02D 5/385 ・・・・{with removal of the outer mould-pipes (documents also covered by one or several of the groups E02D 5/40 to E02D 5/44 are classified in all the relevant groups)}

E02D 5/40 ・・・・in open water

E02D 5/42 ・・・・by making use of pressure liquid or pressure gas for compacting the concrete

E02D 5/44 ・・・・with enlarged footing or enlargements at the bottom of the pile

E02D 5/445 ・・・・・{by application of pyrotechniques}

E02D 5/46 ・・・making in situ by forcing bonding agents into gravel fillings or the soil (consolidating soil in general E02D 3/12)

E02D 5/48 ・・Piles varying in construction along their length, {i.e. along the body between head and shoe, e.g. made of different materials along their length (E02D 5/50, E02D 5/52 take precedence)}

E02D 5/50 ・・Piles comprising both precast concrete portions and concrete portions cast in situ {(E02D 5/523 takes precedence)}

E02D 5/52 ・・Piles composed of separable parts, e.g. telescopic tubes {Piles composed of segments}

E02D 5/523 ・・・{composed of segments}

E02D 5/526 ・・・・{Connection means between pile segments}

E02D 5/54 ・・Piles with prefabricated supports or anchoring parts; Anchoring piles {(E02D 5/44 takes precedence; ground anchors E02D 5/80; anchored foundations E02D 27/50)}

E02D 5/56 ・・Screw piles {(placing piles by screwing down E02D 7/22)}

E02D 5/58 ・・Prestressed concrete piles {(segmental piles E02D 5/523)}

E02D 5/60 ・・Piles with protecting cases

E02D 5/62 ・・Compacting the soil at the footing or in {or along} a casing by forcing cement or like material through tubes

E02D 5/64 ・・Repairing piles

E02D 5/66 ・Mould-pipes or other moulds {(for plant use B28B)}

E02D 5/665 ・・{for making piles}

E02D 5/68 ・・for making bulkheads or elements thereof

E02D 5/70 ・・for making sheet piles {not used}

E02D 5/72 ・Pile shoes

E02D 5/74 ・Means for anchoring structural elements or bulkheads (anchoring piles E02D 5/54; {anchored foundations E02D 27/50})

E02D 5/76 ・・Anchoring for bulkheads or sections thereof {in as much as specially adapted therefor}

E02D 5/765 ・・・{removable}

E02D 5/80 ・・Ground anchors {(for galleries, tunnels or shafts E21D 21/00)}

E02D 5/801 ・・・{driven by screwing}

E02D 5/803 ・・・{with pivotable anchoring members}

E02D 5/805 ・・・{with deformable anchoring members}

E02D 5/806 ・・・{involving use of explosives}

E02D 5/808 ・・・{anchored by using exclusively a bonding material}

E02D 7/00 Methods or apparatus for placing sheet pile bulkheads, piles, mouldpipes, or other moulds (for both placing and removing E02D 11/00; {accessories for coupling driver to piles or the like E02D 13/10; for trees or other plants A01G 17/16; placing posts E04H 17/26})

E02D 7/02 ・Placing by driving {(E02D 7/18 to E02D 7/24 take precedence)}

E02D 7/04 ・・Hand {(-actuated)} pile-drivers

E02D 7/06 ・・Power-driven drivers {(tampers E02D 3/061)}

E02D 7/08 ・・・Drop drivers with free-falling hammer {(E02D 7/10 takes precedence)}

E02D 7/10 ・・・with pressure-actuated hammer, {i.e. the pressure fluid acting directly on the hammer structure (E02D 7/12 takes precedence; vibrating drivers E02D 7/18)}

E02D 7/12 ・・・Drivers with explosion chambers

E02D 7/125 ・・・・{Diesel drivers}

E02D 7/14 ・・・Components for drivers {inasmuch as not specially for a specific driver construction}

E02D 7/16 ・・・・Scaffolds {or supports} for drivers {(guide frames for the elements to be driven per se E02D 13/04; supports of the artificial island type E02B 17/00)}

E02D 7/165 ・・・・・{of variable length, e.g. foldable or telescopic}

E02D 7/18 ・Placing by vibrating {(vibrators for soil compacting E02D 3/046)}

E02D 7/20 ・Placing by pressure or pulling power

E02D 7/22 ・Placing by screwing down {(screw piles per se E02D 5/56)}

E02D 7/24 ・Placing by using fluid jets {(prefabricated concrete piles with arrangements therefor E02D 5/32)}

E02D 7/26 ・Placing by using several means simultaneously

E02D 7/28 ・Placing of hollow pipes or mould pipes by means arranged inside the piles or pipes {(E02D 13/08 takes precedence)}

E02D 7/30 ・・by driving cores

E02D 9/00 Removing sheet piles bulkheads, piles, mould-pipes or other moulds {or parts thereof}(for both placing and removing E02D 11/00)

E02D 9/005 ・{removing the top of placed piles of sheet piles (E02D 9/04 takes precedence)}

E02D 9/02 ・by withdrawing

E02D 9/04 ・by cutting-off under water

E02D 11/00 Methods or apparatus {specially adapted} for both placing and removing sheet pile bulkheads, piles, or mould-pipes (features relating to placing only E02D 7/00, to removing only E02D 9/00; {placing apparatus which without special provisions, can be operated to remove, e.g. vibrating drivers E02D 7/00})

E02D 13/00 Accessories for placing or removing piles or bulkheads, {e.g. noise attenuating chambers}

E02D 13/005 ・{Sound absorbing accessories in piling}

E02D 13/02 ・specially adapted for placing or removing bulkheads

E02D 13/04 ・Guide devices; Guide frames {(as parts of the driver scaffold E02D 7/16)}

E02D 13/06 ・for observation while placing

E02D 13/08 ・Removing obstacles

E02D 13/10 ・Follow-blocks of pile-drivers or like devices

　　NOTE - The IPC wording is replaced by the following wording: Devices adapted to, e.g. interposed on, the top of the pile to be driven, e.g. follow-blocks or the like caps, rings

E02D 15/00 Handling building or like materials for hydraulic engineering or foundations ({soil-shifting E02F;} conveying or working-up concrete or similar masses in general E04G 21/02)

E02D 15/02 ・Handling of bulk concrete specially for foundation {or hydraulic engineering} purposes {(lining canals E02B 5/02; banks of the bodies of water E02B 3/121)}

E02D 15/04 ・・Placing concrete in mould-pipes, pile tubes, bore-holes or narrow shafts

E02D 15/06 ・・Placing concrete under water {(for surfacing the bottom of bodies of water E02B 3/121)}

E02D 15/08 ・Sinking workpieces into water or soil {inasmuch as not provided for elsewhere}

E02D 15/10 ・Placing gravel or light material under water {inasmuch as not provided for elsewhere}

E02D 17/00 Excavations; Bordering of excavations; Making embankments (soil-shifting apparatus E02F; earth drilling E21)

E02D 17/02 ・Foundation pits

E02D 17/04 ・・Bordering {surfacing} or stiffening the sides of foundation pits

E02D 17/06 ・Foundation {trenches} ditches or narrow shafts

E02D 17/08 ・・Bordering or stiffening the sides of ditches {trenches} or narrow shafts for foundations

E02D 17/083 ・・・{Shoring struts}

E02D 17/086 ・・・{Travelling trench shores}

E02D 17/10 ・・Covering trenches for foundations

E02D 17/12 ・・Back-filling of foundation trenches or ditches {(apparatus therefor E02F 5/12, E02F 5/22)}

E02D 17/13 ・Foundation slots {or slits}; Implements for making these slots {or slits}

E02D 17/16 ・Loosening of soil or rock, under water (for correcting streams E02B 3/02; by dredgers or excavators E02F)

E02D 17/18 ・Making embankments, {e.g. dikes, dams}(E02D 17/20 takes precedence; {foundations for dams E02D 27/40})

E02D 17/20 ・Securing of slopes or inclines {(by soil E02D 3/12; protection against snowslides or avalanches E01F 7/04, E01F 15/00; securing banks or like surfaces facing on bodies of water E02B 3/12)}

E02D 17/202 ・・{with flexible securing means}

E02D 17/205 ・・{with modular blocks, e.g. pre-fabricated}

E02D 17/207 ・・{with means incorporating sheet piles or piles}

E02D 19/00 Keeping dry foundation sites or other areas in the ground (sheet piles or bulkheads E02D 5/02)

E02D 19/02 ・Restraining of open water

E02D 19/04 ・・by coffer-dams {,e.g. made of sheet piles (permanent sheet piling boxes E02D 27/30)}

E02D 19/06 ・Restraining of underground water

E02D 19/08 ・・by employing open ditches arranged below the level of the water

E02D 19/10 ・・by lowering level of ground water {(installation for obtaining or collecting drinking water E03B 3/00)}

E02D 19/12 ・・by damming or interrupting the passage of underground water

E02D 19/14 ・・・by freezing the soil (in connection with sinking shafts E21D 1/12)

E02D 19/16 ・・・by placing or applying sealing substances ({E02D 19/18 takes precedence}; consolidating by placing solidifying or pore-filling pore-filling substances in the soil E02D 3/12; {improving soil by chemical substances C09K 17/00})

E02D 19/18 ・・・by making use of sealing aprons, {e.g. diaphragms made from bituminous or clay material}({concrete diaphragms E02D 5/18}; sealing or joints for {hydraulic} engineering work E02B 3/16)

E02D 19/185 ・・・・{Joints between sheets constituting the sealing aprons}

E02D 19/20 ・・・by displacing the water, e.g. by compressed air {(pneumatic caissons E02D 23/04)}

E02D 19/22 ・Lining sumps in trenches {or other foundation pits}

E02D 23/00 Caissons; Construction or placing of caissons (tunnels submerged into or built in open water E02D 29/063; {moles, piers, quays, breakwaters incorporating caissons E02B 3/06; foundation formed by caissons E02D 27/18 to E02D 27/22; caisson-like artificial islands E02B 17/00})

E02D 23/02 ・Caissons able to be floated on water and to be lowered into water in situ {(floating caisson foundations E02D 27/06)}

E02D 23/04 ・Pneumatic caissons {(sinking of same E02D 23/10)}

E02D 23/06 ・・bringing persons or material into or out of compressed air caissons {(air locks in mines E21F 1/14)}

E02D 23/08 ・Lowering or sinking caissons {(sinking mine shaft E21D 1/00)}

E02D 23/10 ・・Caisson filled with compressed air {(E02D 23/06 takes precedence)}

E02D 23/12 ・・inclined lowering

E02D 23/14 ・・Decreasing the skin friction while lowering

E02D 23/16 ・Jointing caissons to the foundation soil, specially to uneven foundation soil

E02D 25/00 Joining caissons, sinkers, or other units to each other under water

E02D 27/00 Foundations as substructures

E02D 27/01 ・Flat foundations

E02D 27/013 ・・{Shuttering specially adapted therefor}

E02D 27/016 ・・{made mainly from prefabricated concrete elements}

E02D 27/02 ・・Flat foundations without substantial excavation (E02D 27/04, E02D 27/08 take precedence)

E02D 27/04 ・・in water or on quicksand

E02D 27/06 ・・・Floating caisson foundations

E02D 27/08 ・・Reinforcements for flat foundations {E02D 27/48 takes precedence}

E02D 27/10 ・Deep foundations

E02D 27/12 ・・Pile foundations

E02D 27/14 ・・・Pile framings, {i.e. piles assembled to form the substructure}

E02D 27/16 ・・・Foundations formed of separate piles

E02D 27/18 ・・Foundations formed by making use of caissons

E02D 27/20 ・・Caisson foundations combined with pile foundations

E02D 27/22 ・・Caisson foundations made by starting from fixed or floating artificial islands by using protective bulkheads

E02D 27/24 ・Foundations constructed by making use of diving-bells (equipment for dwelling or working under water B63C 11/00)

E02D 27/26 ・Compacting soil locally before forming foundations; Construction of foundation structures by forcing binding substances into gravel fillings (consolidating foundation soil in general E02D 3/02 to E02D 3/12; {for piles E02D 5/02, E02D 5/46})

E02D 27/28 ・Stressing the soil or the foundation structure while forming foundations

E02D 27/30 ・Foundations made with permanent use of sheet pile bulkheads, walls of planks, or sheet piling boxes

E02D 27/32 ・Foundations for special purposes {(for paving of roads E01C 3/00)}

E02D 27/34 ・・Foundations for sinking or earthquake territories (building constructions with protection arrangements against earthquakes E04H 9/02)

E02D 27/35 ・・Foundations formed in frozen ground, e.g. in parmafrost soil

E02D 27/36 ・・Foundations formed in moors or bogs

E02D 27/38 ・・Foundations for large tanks, e.g. oil tanks

E02D 27/40 ・・Foundations for dams across valleys or for dam constructions {(dams per se E02B 3/10, E02B 7/04)}

E02D 27/42 ・・Foundations for poles, masts or chimneys {(sockets or holders for poles or masts per se E04H 12/22)}

E02D 27/425 ・・・{specially adapted for wind motors masts (wind motors per se F03D 1/00)}

E02D 27/44 ・・Foundations for machines, engines or ordnance (special lay-out of foundations with respect to machinery to be supported F16M 9/00)

E02D 27/46 ・・Foundations for supply conduits or other canals {(bridges for supporting conduits E01D 18/00; elevated canals E02B 5/005; penstocks E02B 9/06)}

E02D 27/48 ・・Foundations inserted underneath existing buildings or constructions {(making a new substructure subsequent to lifting or moving of buildings E04G 23/06)}

E02D 27/50 ・・Anchored foundations

E02D 27/52 ・・Submerged foundations, {i.e. submerged in open water (E02D 27/12 to E02D 27/24 take precedence)}

E02D 27/525 ・・・{using elements penetrating the underwater ground (sinking work pieces E02D 15/08, sinking caissons E02D 23/02)}

E02D 29/00 {Independent} underground or underwater structures (underground tanks B65D 88/76; hydraulic engineering, e.g. sealings or joints, E02B; underground garages E04H 6/00; underground air-raid shelters E04H 9/12; burial vaults E04H 13/00); Retaining walls

E02D 29/02 ・Retaining or protecting walls (piers or quay walls E02B 3/06)

E02D 29/0208 ・・{Gabions}

E02D 29/0216 ・・{Cribbing walls}

E02D 29/0225 ・・{comprising retention means in the backfill}

E02D 29/0233 ・・・{the retention means being anchors (details of anchors E02D 5/80)}

E02D 29/0241 ・・・{the retention means being reinforced earth elements}

E02D 29/025 ・・{made up of similar modular elements stacked without mortar}

E02D 29/0258 ・・{not used, see subgroups (E02D 29/0208 to E02D 29/025 take precedence)}

E02D 29/0266 ・・・{made up of preformed elements}

E02D 29/0275 ・・・{cast in situ}

E02D 29/0283 ・・・{of mixed type}

E02D 29/0291 ・・・{made up of filled, bag-like elements}

E02D 29/04 ・Making large underground spaces, e.g. for underground plants, {e.g. stations of underground railways}; Construction or layout thereof (E02D 29/10 takes precedence; {water-supply or sewerage plants E03}; layout of water power plants E02B 9/00; making large underground chambers by underground methods only E21D 13/00)

E02D 29/045 ・Underground structures, e.g. tunnels or galleries, built in the open air or by methods involving disturbance of the ground surface all along the location line; Methods of making them

E02D 29/05 ・・at least part of the cross-section being constructed in an open excavation or from the ground surface, e.g. assembled in a trench

E02D 29/055 ・・・further excavation of the cross-section proceeding underneath an already installed part of the structure, e.g. the roof of a tunnel

E02D 29/06 ・Constructions, or methods of constructing, in water {(E02D 15/00 takes precedence; submerged foundations E02D 27/52)}

E02D 29/063 ・Tunnels submerged into, or built in, open water (construction or placing of caissons in general E02D 23/00; joining caissons to each other under water, in general E02D 25/00)

E02D 29/067 ・・Floating tunnels; Submerged bridge-like tunnels, i.e. tunnels supported by piers or the like above the water-bed (pontoons or floating bridges E01D 15/14)

E02D 29/07 ・・Tunnels or shuttering therefor preconstructed as a whole or continuously made, and moved into place on the water-bed, e.g. into a preformed trench

E02D 29/073 ・・Tunnels or shuttering therefor assembled from sections individually sunk onto, or laid on, the water-bed, e.g. in a preformed trench (caisson-type sections lowered onto the water-bed E02D 29/077)

E02D 29/077 ・・Tunnels at least partially built beneath the water-bed characterised by being made by methods involving disturbance thereof all along the location line, e.g. by cut-and-cover or caisson methods

E02D 29/08 ・Siphons (for sewerage E03F 5/20; siphon weirs E02B 7/18; {siphons in general F04F 10/00})

E02D 29/10 ・Tunnels or galleries specially adapted to house conduits, e.g. oil pipe-lines, sewer pipes (for pressure water conduits E02B 9/06; {for cables H02G 9/02; layout of tunnels or galleries in general E21D 9/14; road kerbs with housings for pipes or the like E01C 11/222}); Making conduits in situ, e.g. of concrete (combined with digging of trenches or ditches E02F 5/10; {making or lining tunnels or galleries E21D; constructing tunnels or galleries in open excavations E02D 29/045; in open water E02D 29/063}); Casings, {i.e. manhole shafts, access or inspection chambers} or coverings of boreholes or narrow wells (wells for drinking water E03B 3/08; boreholes or wells formed by deep drilling E21B; shafts E21D)

E02D 29/12 ・Manhole shafts; Other inspection or access chambers; Accessories therefor (for underground tanks B65D 90/10; for sewerage E03F 5/02; {climbing irons or ladders E06C 9/00})

E02D 29/121 ・・{characterised by the connection between shaft elements, e.g. of rings forming said shaft}

E02D 29/122 ・・{Steps or handrails for shafts}

E02D 29/124 ・・{Shaft entirely made of synthetic material}

E02D 29/125 ・・{characterised by the lining of the shaft}

E02D 29/127 ・・{with devices for impeding fall or injuries of persons}

E02D 29/128 ・・{Repairs of manhole shafts}

E02D 29/14 ・・Covers for manholes or the like; Frames for covers {(gully gratings E03F 5/06)}

E02D 29/1409 ・・・{adjustable in height or inclination}

E02D 29/1418 ・・・{with implements to assist in lifting, e.g. counterweights, springs (lifting devices for covers B66F 19/005)}

E02D 29/1427 ・・・{Locking devices (of bayonet type E02D 29/14)}

E02D 29/1436 ・・・{with overflow or explosion control means, e.g. check or relief valves}

E02D 29/1445 ・・・{Tools for positioning or removing cover frames}

E02D 29/1454 ・・・{Non-circular covers, e.g. hexagonal, elliptic}

E02D 29/1463 ・・・{Hinged connection of cover to frame}

E02D 29/1472 ・・・{Cover entirely made of synthetic material}

E02D 29/1481 ・・・{Security devices, e.g. indicating unauthorised opening (E02D 29/1427 takes precedence)}

E02D 29/149 ・・・{Annular gaskets}

E02D 29/16 ・Arrangement or construction of joints in foundation structures ({for hydraulic engineering E02B 3/16}; sealing joints not restricted to foundation structures E04B 1/68)

E02D 31/00 Protective arrangements for foundations or foundation structures {(protective casings for piles E02D 5/60)}; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution (spillage retaining means for tanks B65D 90/24)

E02D 31/002 ・{Ground foundation measures for protecting the soil or subsoil water, e.g. preventing or counteracting oil pollution (not used, see subgroups and E02D 31/00)}

E02D 31/004 ・・{Sealing liners}

E02D 31/006 ・・{Sealing of existing landfills, e.g. using mining techniques}

E02D 31/008 ・{against entry of noxious gases, e.g. Radon}

E02D 31/02 ・against ground humidity or ground water {(E02D 31/06 takes precedence; arrangements other than according to E02D 31/04; against hydraulic pressure of groundwater E02D 31/10)}

E02D 31/025 ・・{Draining membranes, sheets or fabric specially adapted therefor, e.g. with dimples}

E02D 31/04 ・・Watertight packings for use under hydraulic pressure {(sealings for hydraulic engineering in general E02B 3/16; for building structures in general E04B 1/66)}

E02D 31/06 ・against corrosion by soil or water

E02D 31/08 ・against transmission of vibrations or movements in the foundation soil {(E02D 27/34 takes precedence; foundations for machines, engines or ordnance E02D 27/44; for road foundations E01C 3/06)}

E02D 31/10 ・against soil pressure or hydraulic pressure {(anchored foundations E02D 27/50; joint sealings for use under hydraulic pressure E02D 31/04)}

E02D 31/12 ・・against upward hydraulic pressure

E02D 31/14 ・・against frost heaves in soil

E02D 33/00 Testing foundations or foundation structures (testing methods and apparatus, see the relevant subclasses of class G01; testing structures or apparatus as regards function, in general, G01M; testing or determining chemical or physical properties, in general G01N)

E02D 35/00 Straightening, lifting, or lowering of foundation structures or of constructions erected on foundations {(foundations for sinking territories with incorporated means for remedying settlement E02D 27/34; lifting or moving buildings E04G 23/06)}

E02D 35/005 ・{Lowering or lifting of foundation structures}

E02D 37/00 Repair of damaged foundations or foundation structures {(renewing piles E02D 5/64; roads E01C 11/005; bridges E01D 22/00; repairing buildings E04G 23/02)}

E02D 2200/00 Geometrical or physical properties

E02D 2200/11 ・Height being adjustable

E02D 2200/115 ・・with separate pieces

E02D 2200/12 ・corrugated

E02D 2200/13 ・having at least a mesh portion

E02D 2200/14 ・resilient or elastic

E02D 2200/143 ・・helically or spirally shaped

E02D 2200/146 ・・Springs

E02D 2200/15 ・including at least a hinge

E02D 2200/16 ・Shapes

E02D 2200/1607 ・・round, e.g. circle

E02D 2200/1614 ・・・made from single element