WO2014036581A1 - Mur de protection en béton coulé sur place - Google Patents

Mur de protection en béton coulé sur place Download PDF

Info

Publication number
WO2014036581A1
WO2014036581A1 PCT/AT2013/000149 AT2013000149W WO2014036581A1 WO 2014036581 A1 WO2014036581 A1 WO 2014036581A1 AT 2013000149 W AT2013000149 W AT 2013000149W WO 2014036581 A1 WO2014036581 A1 WO 2014036581A1
Authority
WO
WIPO (PCT)
Prior art keywords
situ concrete
ortbetonkörpers
ortbetonschutzwand
region
groove
Prior art date
Application number
PCT/AT2013/000149
Other languages
German (de)
English (en)
Inventor
Alexander Barnas
Thomas Edl
Original Assignee
Kirchdorfer Fertigteilholding Gmbh
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
Priority claimed from ATA986/2012A external-priority patent/AT512411B1/de
Priority claimed from DE201320102049 external-priority patent/DE202013102049U1/de
Application filed by Kirchdorfer Fertigteilholding Gmbh filed Critical Kirchdorfer Fertigteilholding Gmbh
Priority to PL13783464T priority Critical patent/PL2893084T3/pl
Priority to EP13783464.4A priority patent/EP2893084B1/fr
Priority to ES13783464.4T priority patent/ES2643742T3/es
Publication of WO2014036581A1 publication Critical patent/WO2014036581A1/fr

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
    • E01F15/00—Safety arrangements for slowing, redirecting or stopping errant vehicles, e.g. guard posts or bollards; Arrangements for reducing damage to roadside structures due to vehicular impact
    • E01F15/02—Continuous barriers extending along roads or between traffic lanes
    • E01F15/08—Continuous barriers extending along roads or between traffic lanes essentially made of walls or wall-like elements ; Cable-linked blocks
    • E01F15/081—Continuous barriers extending along roads or between traffic lanes essentially made of walls or wall-like elements ; Cable-linked blocks characterised by the use of a specific material
    • E01F15/083—Continuous barriers extending along roads or between traffic lanes essentially made of walls or wall-like elements ; Cable-linked blocks characterised by the use of a specific material using concrete

Definitions

  • the invention relates to a Ortbetontikwand according to the preamble of claim 1.
  • Ortbetonschutz be used as a vehicle restraint system, which are intended to prevent vehicles from accidentally leaving a roadway, and thus to keep the vulnerability of the occupants low.
  • An in-situ concrete protective wall is here a concrete wall, which is manufactured on site.
  • Such Ortbetontiknd are usually by means of a
  • the in-situ concrete protective wall can be broken, or there is too strong deflection of the in-situ concrete protective wall.
  • the object of the invention is therefore to provide a Ortbetontikwand of the type mentioned, with which the mentioned disadvantages can be avoided, and offers better protection of the occupants of an impacting vehicle.
  • Fig. 1 shows a first preferred embodiment of an in-situ concrete protection wall in section transversely to the longitudinal extent
  • FIG. 2 shows a second preferred embodiment of an in-situ concrete protective wall in a section transverse to the longitudinal extent
  • Fig. 3 shows a third preferred embodiment of an in-situ concrete protection wall in cross-section to the longitudinal extent.
  • FIGS. 1 to 3 show preferred embodiments of an in-situ concrete protection wall 1 comprising an in-situ concrete body 2, wherein a profile of the in-situ concrete body 2 extends from a foot region 3 of the in-situ concrete body 2 to a head region 4 of FIG
  • An in-situ concrete protective wall 1 may be part of a vehicle restraint system in particular.
  • Ortbetonschutz waste 1 are preferably placed next to lanes 16 to prevent uncontrolled Abrren or a deal of a vehicle from the lane 16.
  • An in-situ concrete protective wall 1 has an in-situ concrete body 2, which can be produced, in particular, at the planned site of use.
  • An in-situ concrete body 2 can in this case in particular by means of a
  • the in-situ concrete protective wall 1 may in particular have a continuous in-situ concrete body 2.
  • the profile of the Ortbeton stresses 2 may be formed as a New Jersey profile, as shown for example in FIGS. 1 and 2.
  • the profile of the Ortbeton stresses 2 may be formed as a step profile.
  • the head region 4 can be in particular that region of the in-situ concrete body 2, which is arranged above 80% of the total height of the in-situ concrete body 2.
  • the foot region 3 may in particular be that region of the in-situ concrete body 2 which is arranged below 20% of the total height of the in-situ concrete body 2.
  • the reinforcement 5 can absorb the tensile forces occurring in the event of a collision of a vehicle and thus prevent the vehicle from breaking through.
  • the reinforcement 5 may in particular comprise one or more reinforcing strands, which may be formed, for example, as steel wires, strands, ropes and / or as reinforcing bars, substantially continuous in this sense means that the reinforcement 5 need not necessarily consist of continuous reinforcing strands, but that also several, especially in the longitudinal direction overlapping
  • Coupling constructions pushed reinforcing elements can be provided.
  • At least one first reinforcing strand 6 of the reinforcement 5 is arranged in the foot region 3 of the in-situ concrete body 2, and that a horizontal distance of the first reinforcing strand 6 to an opposite outer edge of the
  • the first reinforcing strand 6 may be formed, for example, from a continuous reinforcing element, or from a plurality of following in the longitudinal direction and in particular partially intersecting reinforcing elements. Due to the arrangement of the first reinforcing strand 6 of the reinforcement 5 in the broader foot region 3 of the Ortbeton stressess 2 this can be arranged horizontally spaced further to the center of the in-situ concrete body as in the narrower head area 4 of Ortbeton stressess 2. The outer edge of the
  • Ortbeton stresses 2 can in this case of a running through the center of the OrtbetonMechs 2 vertical plane at the farthest edge of the
  • the maximum width of the in-situ concrete body 2 is in this case the maximum horizontal extent of the in-situ concrete body 2 in the foot region transverse to the longitudinal extent of the in-situ concrete body 2 a load of a vehicle occurring loads absorb better, thereby breaking the vehicle or too far lateral deflection of the Ortbetonwand 1 can be prevented, whereby also required for the deflection space Ortbetonwand 1 can be kept low.
  • Reinforcing line 6 to the opposite outer edge of the OrtbetonMechs 2 at least 75%, in particular 80%, more preferably 85%, the maximum width of the Ortbeton stressess 2 in the foot region 3.
  • first reinforcing strand 6 is arranged in the foot region.
  • This first reinforcing strand 6 may in particular be arranged closer to a side of the in-situ concrete protection wall 1 facing away from the roadway.
  • Reinforcement 6 is arranged.
  • Reinforcement 7 of the reinforcement 5 in the foot region 3 of the OrtbetonMechs 2 is arranged, and that a horizontal distance between the first
  • Reinforcing 6 and the second reinforcing strand 7 is at least 50% of the maximum width of the in-situ concrete body 2 in the foot area 3, in particular, the horizontal distance between the first reinforcing strand 6 and the second reinforcing strand 7 at least 60%, more preferably at least 70%, the maximum width of the in-situ concrete body 2 in the foot region 3. In this case, a particularly good absorption of the loads in case of impact by the reinforcement 5 can be achieved.
  • a third reinforcing strand 8 and a fourth reinforcing strand 9 of the reinforcement 5 horizontally from each other spaced apart in the head region 4 of the Ortbeton stresses 2 are arranged.
  • a horizontal distance between the third reinforcing strand 8 and the fourth reinforcing strand 9 may be at least 50% of the width of the head region 4 of the in-situ concrete body 2.
  • Head area 4 of the in-situ concrete body 2 may be the width of the in-situ concrete body 2 at its upper edge.
  • the effect of the reinforcement can also be reinforced in the head area 4 in comparison to a centrally arranged reinforcement.
  • An embodiment formed in this way is shown by way of example in FIG. 2.
  • a width of the head region 4 is between 25% and 40% of a width of the foot region 3.
  • the width of the head region 4 can amount to substantially 30% of the width of the foot region 3.
  • the width of the head region 4 can be measured at an upper edge of the in-situ concrete body 2, while the width of the foot region 3 can be the maximum width of the in-situ concrete body 2 in the foot region 3.
  • the reinforcement 5 comprises galvanized steel seats.
  • Reinforcing 9 be designed as galvanized steel strand. As a result, the reinforcement 5 can be arranged closer to the surface of the in-situ concrete body 2, since the reinforcement 5 is resistant to external environmental influences.
  • the at least one groove 10 serves to prevent uncontrolled cracking and crack propagation on the surface 3 of the in-situ concrete body 2 during curing of the in-situ concrete body 2 and under temperature stress.
  • the groove 4 can ensure that the in-situ concrete body 2 breaks in a collision of a vehicle at a predetermined location.
  • the depth of the groove 4 can be considered in particular normal to the adjacent surface of the in-situ concrete body 2.
  • Variation of the depth of the groove 10 is flowing, that is free of steps.
  • the depth of the groove 10 may be provided in particular that the groove 10 has at least a first region and at least a second region, and that the groove in the first region is at least 50% lower than in the second region.
  • the cross section of the in-situ concrete body 2 in the groove is weakened by 10% to 30%. It can be provided that the at least one groove 4 in OrtbetonMech 2 a core cross-section transverse to
  • FIGS. 1 to 3 are sections which run through the groove 4. The area of the core cross-section is hatched here.
  • the in-situ concrete body 2 may in particular have a plurality of grooves 4, which are arranged at regular intervals from one another.
  • the groove 10 is formed deeper in the foot region 3 than in the head region 4.
  • the variable depth of at least one groove 4, which is deeper in the foot region 3 than in the head area 4 concrete chipping in the head area 4 better avoided in that the head region 4 is weakened less, it also being possible to ensure that the in-situ concrete body 1 breaks at the location of the groove 4.
  • Embodiment is exemplified in Fig. 2.
  • the groove 10 in the foot region 3 is at least 50% lower than in the head region 4.
  • the reinforcement 5 in the Head area 4 are arranged with a large horizontal distance from each other.
  • the first region of the groove 10 is arranged in the foot region 3, and that the second region of the groove 10 in the head region 4
  • the groove 4 is essentially a
  • FIG. 1 An embodiment formed in this way is shown by way of example in FIG. 1
  • the groove 10 is formed deeper in an unreinforced area of the in-situ concrete body 2 than in a reinforcement 5
  • the reinforcement 5 can be arranged closer to the edge of the Ortbeton stresses 2, wherein furthermore a reliable cover is present.
  • the unreinforced region of the in-situ concrete body 2 is in this case that region of the in-situ concrete body 2, which is not adjacent to the reinforcement 5. It can be provided that the groove in a, an unreinforced area of the in-situ concrete body 2 performing, middle region of the
  • In-situ concrete body 2 is formed deeper than in the foot region 3 or in the head region 4, in which a reinforcement 5 is arranged.
  • a reinforcement 5 is arranged.
  • Embodiment is exemplified in Fig. 3.
  • the groove 10 is at least 50% lower in the unreinforced region of the in-situ concrete body 2 than in the region of the in-situ concrete body 2 adjacent to the reinforcement 5.
  • the second region of the groove 10 is arranged adjacent to the reinforcement 5.
  • the depth of the groove 10 is smaller in an area adjacent to the reinforcement 5 than in an unreinforced area of the in-situ concrete body 2. This allows the reinforcement 5 closer to the edge of the groove 10
  • In situ concrete body 2 may be arranged, wherein furthermore a reliable cover is available. It can be provided that the groove is formed deeper in a central region of the in-situ concrete body 2 than in the foot region 3 or in the head region 4.
  • Reinforcement 5 adjacent area is at least 50% less than in the unreinforced area of OrtbetonMechs. 2
  • a bottom 11 of the in-situ concrete body 2 to have a step 12 on at least one side, and for the step 12 to extend parallel to a longitudinal extent of the in-situ concrete protective wall 1 and on a side wall 13 of the
  • the in-situ concrete protection wall 1 can be arranged in particular in a longitudinal groove 17 on a roadway surface layer 18 of the traffic route.
  • Road surface layer 18 may be, for example, asphalt.
  • the longitudinal groove 17 preferably runs parallel to the longitudinal extent of the in-situ concrete protective wall 1.
  • Site concrete body 2 has a step 12 on both sides.
  • the in-situ concrete protective wall can be easily formed on a longitudinal groove 17 of the roadway top layer 18.
  • the in-situ concrete protective wall 1 when the in-situ concrete protective wall 1 is arranged at an edge of a traffic route in a longitudinal groove 17, is on a side facing away from the roadway 16 of the in-situ concrete protection wall 1 usually a cover layer overhang 19th
  • a width of the outer layer overhang 19 of 0.5 m to 1 m is usually necessary in order to prevent excessive lateral deflection of the Ortbetontikwand to prevent 1, provided the entire bottom 11 of the
  • abutting part of the in-situ concrete body 2 is arranged outside the longitudinal groove 17 and rests on the adjacent to the longitudinal groove 17 part of the road surface 18.
  • An impact of a vehicle here generates a tilting movement at the stage 12, whereby by the adjoining the step 12 part of the Ortbeton stresses 2 the compressed on the longitudinal groove 17 adjacent part of the road surface layer 18 and thereby makes it more viable against horizontal forces.
  • a cover layer overhang 19 of only 0.1 m to 0.2 m in order to prevent excessive lateral deflection of the in-situ concrete protective wall 1. Due to the smaller necessary width of the outer layer overhang 19, the space requirement and the effort to establish the traffic route can be reduced.
  • Side wall 13 has adjacent horizontal surface 14 and a horizontal surface 14 adjacent to the vertical surface 15, and that a width of the
  • Vertical surface 15 is 25% to 100% of a width of the horizontal surface 14.
  • the horizontal surface 14 may in this case in particular orthogonal to the vertical surface 15 see.
  • a planar force action occurs in the horizontal surface 14 on the roadway covering layer 18 adjoining the longitudinal groove 17, while the
  • the in-situ concrete body 2 has a substantially flat underside 11.
  • Embodiment is exemplified in Fig. 2.

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Road Paving Structures (AREA)
  • Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)

Abstract

L'invention concerne un mur de protection en béton coulé sur place (1) comportant un corps en béton coulé sur place (2), un profil du corps en béton coulé sur place (2) s'amincissant d'une partie pied (3) vers une partie tête (4) du corps en béton coulé sur place (2). Selon l'invention, le corps en béton coulé sur place (2) est pourvu d'une armature (5) sensiblement traversante.
PCT/AT2013/000149 2012-09-10 2013-09-10 Mur de protection en béton coulé sur place WO2014036581A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
PL13783464T PL2893084T3 (pl) 2012-09-10 2013-09-10 Budowana na miejscu betonowa ścianka ochronna
EP13783464.4A EP2893084B1 (fr) 2012-09-10 2013-09-10 Mur de protection en béton coulé sur place
ES13783464.4T ES2643742T3 (es) 2012-09-10 2013-09-10 Muro de protección de hormigón mezclado in situ

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
ATA986/2012A AT512411B1 (de) 2012-09-10 2012-09-10 Ortbetonschutzwand
ATA986/2012 2012-09-10
DE201320102049 DE202013102049U1 (de) 2013-05-10 2013-05-10 Ortbetonschutzwand
DE202013102049.4 2013-05-10
DE202013102762U DE202013102762U1 (de) 2012-09-10 2013-06-25 Ortbetonschutzwand
DE202013102762.6 2013-06-25

Publications (1)

Publication Number Publication Date
WO2014036581A1 true WO2014036581A1 (fr) 2014-03-13

Family

ID=48951261

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/AT2013/000149 WO2014036581A1 (fr) 2012-09-10 2013-09-10 Mur de protection en béton coulé sur place

Country Status (5)

Country Link
EP (1) EP2893084B1 (fr)
DE (1) DE202013102762U1 (fr)
ES (1) ES2643742T3 (fr)
PL (1) PL2893084T3 (fr)
WO (1) WO2014036581A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3062405A1 (fr) * 2017-02-01 2018-08-03 Daniel Virot Bloc d'obstruction

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE9301089U1 (de) * 1993-01-27 1993-03-25 Stewing Beton- und Fertigteilwerk GmbH & Co. KG, 6096 Raunheim Verkehrsleitstein
FR2754281A1 (fr) * 1996-10-09 1998-04-10 Snc Star Bloc separateur mobile pour voies de chaussees routieres ou autoroutieres ainsi que procede de fabrication de tels blocs
WO2000071821A1 (fr) * 1999-05-20 2000-11-30 Maba Fertigteilindustrie Gmbh Element de paroi
EP1063357A1 (fr) * 1999-06-25 2000-12-27 Haitsma Beton B.V. Elément de barrière
DE10124171A1 (de) * 2001-05-17 2002-11-21 Herhof Strasen Und Tiefbau Gmb Schutzwand für Straßen
WO2011075755A1 (fr) * 2009-12-23 2011-06-30 Kirchdorfer Fertigteilholding Gmbh Elément d'insonorisation

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE9301089U1 (de) * 1993-01-27 1993-03-25 Stewing Beton- und Fertigteilwerk GmbH & Co. KG, 6096 Raunheim Verkehrsleitstein
FR2754281A1 (fr) * 1996-10-09 1998-04-10 Snc Star Bloc separateur mobile pour voies de chaussees routieres ou autoroutieres ainsi que procede de fabrication de tels blocs
WO2000071821A1 (fr) * 1999-05-20 2000-11-30 Maba Fertigteilindustrie Gmbh Element de paroi
EP1063357A1 (fr) * 1999-06-25 2000-12-27 Haitsma Beton B.V. Elément de barrière
DE10124171A1 (de) * 2001-05-17 2002-11-21 Herhof Strasen Und Tiefbau Gmb Schutzwand für Straßen
WO2011075755A1 (fr) * 2009-12-23 2011-06-30 Kirchdorfer Fertigteilholding Gmbh Elément d'insonorisation

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3062405A1 (fr) * 2017-02-01 2018-08-03 Daniel Virot Bloc d'obstruction

Also Published As

Publication number Publication date
DE202013102762U1 (de) 2013-07-10
EP2893084B1 (fr) 2017-07-19
ES2643742T3 (es) 2017-11-24
EP2893084A1 (fr) 2015-07-15
PL2893084T3 (pl) 2017-12-29

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