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EP1243753B1 - Elément de cuvelage de revêtement de tunnels - Google Patents

Elément de cuvelage de revêtement de tunnels Download PDF

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Publication number
EP1243753B1
EP1243753B1 EP02006028A EP02006028A EP1243753B1 EP 1243753 B1 EP1243753 B1 EP 1243753B1 EP 02006028 A EP02006028 A EP 02006028A EP 02006028 A EP02006028 A EP 02006028A EP 1243753 B1 EP1243753 B1 EP 1243753B1
Authority
EP
European Patent Office
Prior art keywords
tubbing
steel
coupling element
ring
steel insert
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
EP02006028A
Other languages
German (de)
English (en)
Other versions
EP1243753A1 (fr
Inventor
Dahl Johannes Dipl.-Ing.
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hochtief AG
Original Assignee
Hochtief AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hochtief AG filed Critical Hochtief AG
Publication of EP1243753A1 publication Critical patent/EP1243753A1/fr
Application granted granted Critical
Publication of EP1243753B1 publication Critical patent/EP1243753B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
    • E21D11/04—Lining with building materials
    • E21D11/10—Lining with building materials with concrete cast in situ; Shuttering also lost shutterings, e.g. made of blocks, of metal plates or other equipment adapted therefor
    • E21D11/107—Reinforcing elements therefor; Holders for the reinforcing elements
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
    • E21D11/04—Lining with building materials
    • E21D11/08—Lining with building materials with preformed concrete slabs
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
    • E21D11/04—Lining with building materials
    • E21D11/08—Lining with building materials with preformed concrete slabs
    • E21D11/083—Methods or devices for joining adjacent concrete segments

Definitions

  • the invention relates to a tubbing, in particular a Hochadostübbing, for a tubbing ring for underground tunnel construction, the tubbing consists of concrete and ringfugen matter has at least one coupling element for a positive engagement with a Komplementärkopplungselement on a second tubbing in a adjacent tubbing ring, wherein at least one steel insert in the ring-joint-side surface of the tubbing is concreted in and wherein the steel insert has the coupling element.
  • Tunnel tubes e.g. serve as subway lines, are increasingly produced in shield tunneling with segmental lining.
  • the tunnel tube is lined in this case by Tübbingringen successively arranged in the tunnel longitudinal direction.
  • Each tubbing ring consists of a plurality of distributed over the circumference of the tubbing ring individual tubbing. Between two adjacent tubbing rings or between two adjacent tubbings of these two tubbing rings is the so-called annular joint. Between the tubbings of a tubbing ring, the so-called longitudinal joints are arranged in each case.
  • the invention is based on the technical problem of specifying a tubbing of the type mentioned, can be made with the tubbing rings, in the ring joints and very high forces can be transmitted without the tubbing or the tubbing ring is impaired or damaged.
  • the invention teaches a tubbing of the type mentioned, which is characterized in that the coupling element and the complementary coupling element for power transmission between the tubbings can be brought into engagement with each other.
  • - Embedded steel insert means in the context of the invention that the steel insert forms at least a part of the annular joint side surface. In other words, therefore, the annular joint-side surface of a tubbings at least partially made of steel.
  • the fact that the steel insert according to the invention has the coupling element, in the context of the invention also means that the steel insert as such can form the
  • each tubbing has two sides of the ring-joint. It is therefore within the scope of the invention that a tubbing according to the invention has a coupling element on each ring-joint side or has a coupling element on one ring-joint side and has a complementary coupling element on its other ring-joint side.
  • An inventive tubbing is normally and preferably designed as a cylinder jacket section.
  • a plurality of the tubbing invention complements a cylinder jacket which forms the tunnel tube.
  • a tubbing according to the invention consists of hardened concrete.
  • Hardened concrete comprises in particular unreinforced concrete and / or concrete reinforced with reinforcing steel and / or concrete reinforced with steel fibers and / or concrete mixed with plastic fibers.
  • the tubbing B are suitable below Reinforcement elements still present or embedded in concrete.
  • the width of a tubbing or the width of a tubbing ring (in the tunnel longitudinal direction) is expediently 1 to 2 m, preferably 1.2 to 1.5 m.
  • a tubbing ring is preferably composed of seven to ten tubbings according to the invention and one capstone. Accordingly, then the arc length of a tubbings is 1/7 to 1/10 of the inner circumference of the tubbing ring or the tunnel tube, minus the keystone.
  • the coupling element is a running over at least the majority of the length 1 of the tubbing groove, which groove is provided for a positive connection with a running over the majority of the length of the second tubbing spring element as Komplementärkopplungselement.
  • Length 1 of the tubbings means the extension of the tubbings in the tubbing ring circumferential direction or in the tunnel circumferential direction.
  • Much of the length 1 of the tubbing means in particular at least 70% of the length 1 of the tubbing.
  • the coupling element is a groove extending over the entire length 1 of the tubbing.
  • the complementary coupling element is expediently a over the entire length of the second tubbing extending spring element.
  • the spring element is made entirely of steel.
  • at least the groove flanks are made of steel.
  • the toothing depth and thus the groove depth t is preferably 10 to 40 mm, preferably 20 to 30 mm.
  • the width n of the groove, ie in particular the extent of the groove perpendicular to the longitudinal direction of the tubbing is preferably 10 to 30 cm, preferably 15 to 25 cm.
  • the Slot width mentioned above is particularly advantageous for segment thicknesses between 30 and 40 cm.
  • At least 40%, preferably at least 50%, of a ring-joint-side surface of the tubbing according to the invention is formed by the steel insert.
  • at least 70% of a ring-joint-side surface of the steel insert is formed.
  • the entire annular joint surface is formed by the steel insert.
  • the width of the steel insert corresponds to the segment thickness.
  • a steel insert is also embedded in the longitudinal joint-side surface of a tubbing according to the invention. Longitudinal joint means in the invention, the gap between two adjacent tubbing in a tubbing ring.
  • the entire longitudinal-joint-side surface of the tubbing is formed by the steel insert.
  • a steel insert is concreted into the surface on the surface of the annular joint, and if a steel insert is also embedded in concrete in the longitudinal joint-side surface, a segment according to the invention is enclosed by a steel frame.
  • the steel inserts can be welded together at the four corners of the tubbing. In this way, a tensile outer frame for a tubbing invention. This outer frame can be used as a lost formwork and thus replace the side elements of a Tübbingschalungsform and this outer frame can at the same time contain or absorb sealing elements.
  • At least one cam is arranged as a coupling element on the annular joint side, which cam is provided for a positive connection with a pot-like recess as a complementary coupling element.
  • This coupling is a pot-cam toothing. It is within the scope of the invention that a cam has the shape of a truncated cone with top-side or cup-sided rounding. The pot-like recess as a complementary coupling element in the second tubbing is then formed accordingly.
  • a coupling or a positive connection between the coupling elements and complementary coupling elements takes place only at certain locations with respect to the ring circumference of a tubbing ring.
  • a cam provided as a coupling element may also consist of the concrete or reinforced concrete of the tubbing inside, and thus the steel insert merely forms the surface of the cam. This embodiment also falls under the requirement of claim 1, according to which the steel insert has the coupling element or forms the coupling element.
  • the steel insert has at least one rectangular cross-section steel pin as a coupling element on, which is provided for a positive connection with a corresponding steel pocket as a complementary coupling element in the second tubbing ring.
  • cross-section rectangular refers in particular to the cross-sectional area parallel to the annular groove.
  • the steel pin is cuboidal.
  • the steel pin may have inclined flanks. It is within the scope of the invention that in this embodiment with a cross-sectionally rectangular steel pin, the width s of the steel insert is at most 40%, preferably at most 35% of the thickness d of the tubbing. The width s corresponds to the extent of the steel insert in the radial direction of the tunnel construction.
  • the width z of the steel pin is preferably at most 25%, preferably at most 20% of the thickness d of the tubbing.
  • the width z also corresponds to the extent of the steel pin in the radial direction of the tunnel construction.
  • the steel pin extends only over a relatively small part of the length 1 of the tubbing.
  • the rectangular cross-section steel pin extends over a maximum of 25%, preferably over a maximum of 20% of the length 1 of the tubbing.
  • the steel insert has at least one circular cross-section steel pin as a coupling element, which is provided for a positive connection with a corresponding steel pocket as a complementary coupling element in the second tubbing.
  • Circular in cross-section here refers to the cross-sectional area parallel to the annular joint. It is within the scope of the invention that the in cross section circular steel pin is cylindrical or frusto-conical.
  • the width s of the steel insert maximally 40%, preferably at most 35% of the thickness d of the tubbing. Width s refers to the expansion of the steel insert in the radial direction with respect to the tunnel construction.
  • the width z of the circular pin in the circular cross section is expediently not more than 10% of the thickness d of the tubbing.
  • At least one anchoring element protruding into the tubing is connected to the steel insert for anchoring the steel insert in the concrete of the tubbing.
  • the anchoring element is expediently a steel element, which is preferably welded to the relevant steel insert of the tubbing.
  • the anchoring element can be designed, for example, in the form of anchoring rods or as anchoring loop.
  • the anchoring element may also be a headed bolt. Conveniently, several head bolt dowels are provided as anchoring elements for the steel insert in this embodiment of the invention.
  • the anchoring element may also be an anchor bar.
  • the extension e of the anchoring element in the interior of the tubbing is more than twice the thickness D of the steel insert.
  • Extension e here means the extension of the anchoring element in the direction parallel to the tunnel longitudinal direction or parallel to the tunnel longitudinal axis.
  • Thickness D of the steel insert expediently means the thickest point of the steel insert.
  • the extension e of the anchoring element is more than three times, preferably more than four times the thickness D of the steel insert.
  • the tubbing has at least one reinforcing element, which is integrated in the concrete of the tubbing.
  • a metal rod reinforcement element is used as a reinforcing element.
  • a plurality of interconnected metal rods form the metal bar reinforcement element.
  • a reinforcing element according to the invention consists of steel and preferably the anchoring element is connected to this reinforcing element, preferably welded.
  • the reinforcing element is according to a preferred embodiment of the invention, a reinforcing cage.
  • the reinforcing elements or the reinforcing cages are preferably arranged in the annular joint-side areas of the tubbing.
  • at least one reinforcing element is angeorndet in a ring-joint-side region of the tubbing whose width B 1 5 to 35%, preferably 5 to 30%, preferably 5 to 25% of the total width B of the tubbing. It is within the scope of the invention that the width B 1 corresponds to 5 to 20% or 5 to 15% or 10 to 15% of the total width B of the tubbing.
  • at least one reinforcing element is provided in each of the two annular joint-side regions of a tubbing.
  • one in one Reinforcement element provided on the ring-joint-side region of the tubbing also extends beyond the corresponding longitudinal-edge-side edge region or the corresponding longitudinal-joint-side edge regions of the tubbing.
  • At least 60%, preferably at least 70%, preferably at least 75% of the reinforcing element or the components of the reinforcing element are arranged in a region having a width a, extending from an annular surface side and / or from the inside tunnel surface and / or from the outer tunnel-side surface and / or from at least one longitudinal-joint-side surface of the tubing extends into Tübbinginnere and that the width a preferably 5 to 25%, preferably 5 to 20%, very preferably 5 to 15% of the thickness d of the tubbing corresponds.
  • the percentages given with respect to the reinforcing element or the components of the reinforcing element are in particular weight percentages.
  • the arranged in the region of the width a reinforcing element or the components arranged therein of the reinforcing element is also arranged in the above-mentioned annular gap side region of the tubbings with the width B 1 .
  • a reinforcing cage is used in the invention, which consists of U-shaped reinforcing bars or closed annular reinforcing bars, wherein the reinforcing bars are connected by longitudinal reinforcing rods together.
  • the above-explained reinforcing elements, according to the preferred Embodiment of the invention are connected to at least one anchoring element of the steel insert, in combination with the steel inserts according to the invention is of particular importance.
  • At least one sealing frame element is provided in the annular-joint-side surface of a tubbing according to the invention, which extends over the length of the annular-surface-side surface.
  • the sealing frame elements of the tubbing ring combined to form a tubbing ring then complement each other to form a circumferential sealing ring over the circumference of the tubule ring.
  • the tubbings have corresponding sealing frame elements in an adjacent tubbing ring, which bear against the sealing frame elements of the first tubbings in the installed state of the tubbings or the tubbing rings.
  • the sealing frame elements can be glued into a sealing groove of a tubbing.
  • the sealing frame elements are embedded in the tubbing and are anchored, for example, with inclined anchoring ribs in the concrete of the tubbing.
  • the concreting of the steel insert according to the invention into a tubbing is expediently carried out in a corresponding formwork form for the tubbing.
  • the steel insert is inserted into a mold and preferably fixed or fastened to the formwork releasably.
  • at least one reinforcing element is inserted into the formwork and preferably releasably attached to the formwork Formwork attached.
  • the concrete is poured into the formwork.
  • the steel insert and preferably also the reinforcing element can be separated by means of the releasable connection of the formwork.
  • the concrete of the tubbing is reinforced with steel fibers.
  • the steel fiber content is 20 to 70 kg / m 3 , for example 30 to 65 kg / m 3 , preferably 30 to 50 kg / m 3 .
  • Steel fibers having a length to thickness ratio of 60 to 80 are preferably used.
  • the strength of the steel fibers is suitably 1,000 to 1,400 N / mm 2 . It is also possible to use high-strength fibers having a strength of 2,300 to 3,200 N / mm 2 .
  • the concrete of the tubbing in addition to steel fibers and plastic fibers, preferably polypropylene fibers.
  • the fiber content of plastic fibers is suitably 1 to 4 kg / m 3 , preferably 2 to 3 kg / m 3 .
  • the fiber reinforcement is also of particular importance in combination with the steel insert according to the invention.
  • the invention is based on the finding that surprisingly resistant high-performance tubbings or tubbing rings composed thereof are obtained when the teaching according to the invention is realized.
  • the Hoch orientalstübbings invention can be very high in the ring joints between the tubbing rings problem Forces are transmitted.
  • the tubbing according to the invention is not adversely affected or damaged.
  • cracking or chipping on the high-performance tubbings does not occur even with very high force transmissions.
  • the segments according to the invention are distinguished by a surprisingly high resistance, even in the case of fire and heat.
  • an inventive tubbing can be made in a very simple and inexpensive manner. Since due to the coupling elements according to the invention and complementary coupling elements an effective toothing between adjacent tubbing rings is achieved and this in turn a trouble-free power transmission is possible, the thickness of the tubbing according to the invention over the thickness of the previously known tubbing can be reduced in principle. The thickness of the tubbing can be reduced to below 35 cm, for example.
  • a tunnel tube for an underground tunnel construction is shown.
  • the tunnel tube is constructed from segments 1 according to the invention.
  • the tubbings 1 are made of reinforced concrete and are each designed in the form of a cylinder jacket section.
  • Several tubbings 1 form a tubbing ring 2 and the adjacent tubbing rings 2 form the tunnel tube.
  • the joint between two adjacent tubbing rings 2 is referred to as ring joint 3.
  • the joint between two adjacent tubbings 1 of a tubbing ring 2 is referred to as a longitudinal joint 4.
  • An inventive tubbing 1 has on the annular joint side at least one coupling element for a positive connection with a complementary coupling element on a second tubbing 1 'in an adjacent tubbing ring.
  • the tubbing 1, 1 expediently has the coupling element on the side assigned to a ring joint 3 and the complementary coupling element on the side assigned to the other annular joint 3.
  • At least one steel insert 5 is cast in a ring-joint-side surface 6 of a tubbing 1 according to the invention.
  • the steel insert 5 has the coupling element on the side of the tubbings 1 facing the ring groove 3, or the steel insert 5 forms the coupling element here.
  • the steel insert 5 expediently on the complementary coupling element or forms here the steel insert 5, the complementary coupling element.
  • Fig. 2 shows a first embodiment of two inventive tubbings 1, 1 '.
  • the coupling element is a groove 7 extending over the length 1 of the tubbings 1.
  • length 1 means the arc length of the tubbings 1 (see FIG Fig. 1 ).
  • This groove 7 is for a positive connection with a over the length of the second tubbings 1 'extending spring element 8 is provided.
  • the spring element 8 is made of steel.
  • the groove edges 9 are made of steel. Since preferably and in the embodiment both the groove 7 and the spring element 8 extend over the entire length 1 of the respective tubbings 1, 1 ', both groove 7 and spring element 8 extend over the entire circumference of the respective tubbing ring 2.
  • the width n of Groove 7 is expediently 15 to 25 cm, in particular if the thickness d of a tubbing 1, 1 'is 30 to 40 cm.
  • the groove depth t is preferably between 20 and 30 mm.
  • the groove flanks 9 are formed inclined spring element side and the inclination angle is ⁇ ⁇ 45 °.
  • an anchoring rod 10 is connected as an anchoring element to the steel insert 5 of the tubbings 1 forming groove flanks 9, wherein the anchoring rods 10 are preferably welded to the groove flanks 9.
  • the extent e of the anchoring rods 10 (with respect to the tunnel longitudinal direction or with respect to the direction of the tunnel longitudinal axis) into the interior of the tubbing 1 is a multiple of the thickness D of the steel insert 5.
  • a plurality of anchoring rods 10 are each connected to a groove flank 9 and are arranged side by side in the longitudinal direction of the tubbing 1.
  • an anchoring bracket 11 as an anchoring element is connected to the steel insert 5 of the tubbing 1 'forming spring element 8 to an anchoring bracket 11 as an anchoring element is.
  • several of these anchoring brackets 11 are arranged side by side in the longitudinal direction of the tubbing 1 '.
  • an anchoring element and in Fig. 2 in particular the anchoring bracket 11 connected to a reinforcing cage 12 of the tubbing 1, 1 'and suitably welded to this reinforcing cage 12.
  • the reinforcement cage 12 consists of U-shaped reinforcing brackets 13, wherein preferably a plurality of U-shaped reinforcing brackets 13 in the longitudinal direction of the tubbing 1, 1 'are arranged parallel to each other.
  • the U-shaped reinforcing bars 13 are connected by parallel longitudinal reinforcing rods 14 which are fixedly connected to the U-shaped reinforcing bracket 13, are suitably welded.
  • the reinforcement cage 12 or its U-shaped reinforcing bracket 13 and the longitudinal reinforcement bars 14 in a ring-joint-side region of the tubbings 1, 1 ', wherein the width B 1 of this annular joint-side region preferably 5 to 20%, preferably and in the embodiment corresponds to 10 to 15% of the total width B of the tubbing 1, 1 '.
  • the reinforcement cage 12 or the components of the reinforcement cage 12 are arranged in a ring-joint-side edge zone 15 with the width a and arranged in a tunnel outer-side edge zone 16 with the width a and arranged in a tunnel inner side edge zone 17 with the width a.
  • the width a extends from the annular joint-side surface 6 or from the tunnel outside Surface 29 or from the inner tunnel-side surface 28 in the inner part of the tubbing and preferably and in the embodiment corresponds to a maximum of 30% of the thickness d of the tubbing.
  • a further embodiment can be seen, in which the coupling element is a running over the length 1 of the tubbings 1 groove 7, which groove 7 is provided for a positive connection with the over the length of the second tubbings 1 'extending spring element 8.
  • the entire ring-joint-side surface 6 of the tubbings 1 and also the entire ring-joint-side surface 6 of the tubbings 1 ' are formed by the respective steel insert 5.
  • To the steel inserts 5 close Kopfbolzendübel 19 as anchoring elements, which protrude into the interior of the tubbing 1 and the tubbing 1 '.
  • the head bolt dowels 19 are suitably welded to the steel inserts 5.
  • Fig. 4 shows the longitudinal joints 4 between two in a tubbing ring 2 adjacent tubbing 1 and adjacent tubbing 1 '.
  • the longitudinal joint-side surfaces 20 have a steel insert 21 which is embedded in the respective tubbing 1, 1 '.
  • the steel inserts 21 are welded to the respective adjacent steel core 5.
  • a tubbing 1 at its two annular joint surfaces 6 and at its two longitudinal joint-side surfaces 20 steel inserts 5, 21 has.
  • the tubbing 1 is then bordered by a steel frame, which is formed by the steel inserts 5, 21.
  • Such a tubbing 1 is characterized by a special stability.
  • Additional reinforcement baskets can basically be dispensed with in this case.
  • the steel inserts 5, 21 are expediently welded together at their four corners, so that a tensile-resistant frame is formed.
  • the sealing frame elements 22, 23 then complement each other in a tubbing 1, 1 'to a circumferential sealing frame.
  • the sealing frame elements 22 of two tubbings 1, 1' which are provided in the annular joint-side surfaces 6 abut one another and form an effective seal.
  • the embodiment see for example Fig.
  • sealing frame members 22 in the tunnel outer half of the tubbings 1, 1 'are arranged.
  • sealing frame elements 23 also in the longitudinal joints 4 between the in a tubbing ring 2 adjacent tubbings 1, 1 'are arranged and form an effective seal.
  • Fig. 6 shows a further embodiment of the tubbings 1, 1 'according to the invention.
  • the tubbing 1 at the ring-joint side has at least one cam 24 as a coupling element.
  • This cam 24 is provided for a positive connection with a cup-shaped recess 25 as a complementary coupling element in the tubbing 1 '.
  • the cam 24 has the shape of a truncated cone with pot-sided rounding.
  • the cam 24 in the interior also consists of the concrete of the tubbing 1 and has only the steel insert 5 on its outer surface.
  • the flanks of the cup-shaped recess are formed inclined and with an inclination angle ⁇ , which is expediently 40 ° to 60 °, in the exemplary embodiment 45 °.
  • an anchoring bracket 11 which is suitably fixedly connected to the reinforcing cage 12 of the tubbing 1.
  • anchoring brackets 11 'and 11''connected which are also connected to the associated reinforcement cage 12 expediently.
  • Fig. 6 again shows that the extension e of the anchoring elements (anchoring brackets 11, 11 ', 11'') into the interior of the tubbing 1, 1' is a multiple of the thickness D of the steel inserts 5.
  • Fig. 7 to 10 show a further embodiment of the tubbings 1 according to the invention, in which the steel insert 5 a steel pin 26 has as a coupling element, which is provided for a positive connection with a corresponding steel pocket 27 as a complementary coupling element in the second tubbing 1 '.
  • the steel pin 26 may be rectangular in cross-section.
  • the steel pocket 27 is rectangular in cross section.
  • the steel pin 26 may be circular in cross-section.
  • the steel pin 26 is designed as a whole cylindrical or frusto-conical. It is understood that the steel pocket 27 has a corresponding shape for a positive connection.
  • the steel insert 5 a steel pin 26 has as a coupling element, which is provided for a positive connection with a corresponding steel pocket 27 as a complementary coupling element in the second tubbing 1 '.
  • the steel pin 26 may be rectangular in cross-section.
  • the steel pocket 27 is rectangular in cross section.
  • the steel pin 26 is designed as a whole cylindrical or frusto-
  • the width s of the steel insert 5 is less than 30% of the thickness d of the tubbings 1, 1 '. Furthermore, the width z of the steel pin 26 is less than 20% of the thickness d of the tubbings 1, 1 '.
  • anchoring brackets 11 are connected to each of the two steel inserts 5 of the tubbings 1, 1 ', which anchoring brackets 11 are preferably fixedly connected to the reinforcing cage 12.
  • anchoring brackets 11 are connected to each of the two steel inserts 5 of the tubbings 1, 1 ', which anchoring brackets 11 are preferably fixedly connected to the reinforcing cage 12.

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Structural Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Lining And Supports For Tunnels (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)

Claims (10)

  1. Segment de cuvelage (1), notamment segment de cuvelage haute performance pour un anneau de cuvelage (2) pour l'aménagement souterrain de tunnels, le segment de cuvelage (1) étant en béton et comportant du côté joint de l'anneau au moins un élément d'accouplement pour un engagement par complémentarité de forme avec un élément d'accouplement complémentaire sur un deuxième segment de cuvelage (1'), dans un anneau de cuvelage voisin (2), au moins une pièce intercalaire en acier (5) étant bétonnée dans la surface (6) du côté joint de l'anneau du segment de cuvelage (1) et la pièce intercalaire en acier (5) comportant l'élément d'accouplement et l'élément d'accouplement complémentaire, caractérisé en ce que l'élément d'accouplement et l'élément d'accouplement complémentaire sont susceptibles d'être amenés en engagement mutuel, pour la transmission de force entre les segments de cuvelage (1, 1').
  2. Segment de cuvelage selon la revendication 1, caractérisé en ce que l'élément d'accouplement est une rainure s'étendant sur au moins la majeure partie de la longueur I du segment de cuvelage, laquelle rainure est prévue pour une liaison par complémentarité de forme avec un élément à ressort (8) s'étendant sur la majeure partie de la longueur du deuxième segment de cuvelage (1') en tant qu'élément d'accouplement complémentaire.
  3. Segment de cuvelage selon l'une quelconque des revendications 1 ou 2, caractérisé en ce que au moins 40 %, de préférence au moins 50 % de la surface (6) du côté du joint de l'anneau (6) sont formés par la pièce intercalaire en acier (5).
  4. Segment de cuvelage selon l'une quelconque des revendications 1 à 3, caractérisé en ce que du côté du joint de l'anneau, au moins une came (24) est disposée en tant qu'élément d'accouplement, laquelle came (24) est prévue pour une liaison par complémentarité de forme avec un évidement (25) du type d'une auge, en tant qu'élément d'accouplement complémentaire.
  5. Segment de cuvelage selon l'une quelconque des revendications 1 à 4, caractérisé en ce que la pièce intercalaire en acier (5) comporte au moins un tenon en acier (26) de section transversale rectangulaire, en tant qu'élément d'accouplement, lequel tenon en acier (26) est prévu dans le deuxième segment de cuvelage (1'), pour une liaison par complémentarité de forme avec une poche d'acier (27) correspondante, en tant qu'élément d'accouplement complémentaire.
  6. Segment de cuvelage selon l'une quelconque des revendications 1 à 5, caractérisé en ce que la pièce intercalaire en acier (5) comporte au moins un tenon en acier (26) de section transversale circulaire, en tant qu'élément d'accouplement, lequel tenon en acier (26) est prévu dans le deuxième segment de cuvelage (1'), pour une liaison par complémentarité de forme avec une poche d'acier (27) correspondante, en tant qu'élément d'accouplement complémentaire.
  7. Segment de cuvelage selon l'une quelconque des revendications 1 à 6, caractérisé en ce que sur la pièce intercalaire en acier (5) est raccordé dans le béton du segment de cuvelage, au moins un élément d'ancrage saillant dans le segment de cuvelage (1), pour l'ancrage de la pièce intercalaire en acier (5).
  8. Segment de cuvelage selon la revendication 7, caractérisé en ce que l'extension e de l'élément d'ancrage vers l'intérieur du segment de cuvelage (1) est de plus du double de l'épaisseur D de la pièce intercalaire en acier (5).
  9. Segment de cuvelage selon l'une quelconque des revendications 7 ou 8, caractérisé en ce que l'élément d'ancrage est raccordé sur au moins un élément d'armature du segment de cuvelage (1).
  10. Segment selon l'une quelconque des revendications 1 à 9, caractérisé en ce que dans la pièce intercalaire en acier (5) est prévu au moins un élément de cadre d'étanchéité (22).
EP02006028A 2001-03-23 2002-03-16 Elément de cuvelage de revêtement de tunnels Expired - Lifetime EP1243753B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10114615A DE10114615A1 (de) 2001-03-23 2001-03-23 Tübbing, insbesondere Hochleistungstübbing
DE10114615 2001-03-23

Publications (2)

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EP1243753A1 EP1243753A1 (fr) 2002-09-25
EP1243753B1 true EP1243753B1 (fr) 2008-04-23

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EP (1) EP1243753B1 (fr)
AT (1) ATE393298T1 (fr)
DE (2) DE10114615A1 (fr)
PT (1) PT1243753E (fr)

Cited By (1)

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CN103670442A (zh) * 2012-09-04 2014-03-26 苏国建 预制混凝土双曲簿壳拱装配型地下空间工程支护结构

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Publication number Priority date Publication date Assignee Title
DE102005011008A1 (de) 2005-03-10 2006-09-14 Eberhardt, Günter Vorrichtung mit einem Stahlbetontübbingarmierungskorb
AT518840B1 (de) * 2016-06-24 2018-12-15 Porr Bau Gmbh Verbundsegment, Tunnelschale und Verfahren
US11867060B2 (en) 2019-02-04 2024-01-09 Technische Universität Wien Reinforced concrete tubbing segment
CN110541717A (zh) * 2019-09-26 2019-12-06 江苏大成轨道科技有限公司 一种用于盾构隧道管片的环向推插式连接紧固组件及其应用
JP7557948B2 (ja) * 2020-03-13 2024-09-30 株式会社Ｉｈｉ建材工業 セグメント

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US3818710A (en) * 1971-12-03 1974-06-25 Commercial Shearing Tunnel liners
FR2273119B1 (fr) * 1974-05-27 1980-11-28 Pont A Mousson
GB1585770A (en) * 1976-08-05 1981-03-11 Tsuzuki J Concrete segment
GB2003212B (en) * 1977-08-16 1982-01-13 Charcon Tunnels Ltd Arcuate tunnel lining segments
DE3213952C2 (de) * 1982-04-16 1986-05-07 Ruhrkohle Ag, 4300 Essen Ausbau für den Tunnelbau, insbesondere im Untertagebergbau mit Hilfe von gekrümmten Stahlbetonfertigschalen
JPS5948599A (ja) * 1982-08-06 1984-03-19 都築　純一 トンネル覆工構造
KR100214113B1 (ko) * 1993-05-11 1999-08-02 오가사와라 쇼헤이 터널라이너 그 제조방법 및 그 제조장치
DE4443046C2 (de) * 1994-12-05 1997-03-20 Holzmann Philipp Ag Tübbing-Anordnung zum Auskleiden von Tunneln
JP3929590B2 (ja) * 1998-04-03 2007-06-13 石川島建材工業株式会社 セグメントの接合構造

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103670442A (zh) * 2012-09-04 2014-03-26 苏国建 预制混凝土双曲簿壳拱装配型地下空间工程支护结构

Also Published As

Publication number Publication date
EP1243753A1 (fr) 2002-09-25
DE10114615A1 (de) 2002-10-02
PT1243753E (pt) 2008-10-02
ATE393298T1 (de) 2008-05-15
DE50212126D1 (de) 2008-06-05

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