NL2011598C2 - Metalled road, and method for laying a metalled road. - Google Patents

Metalled road, and method for laying a metalled road. Download PDF

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Publication number
NL2011598C2
NL2011598C2 NL2011598A NL2011598A NL2011598C2 NL 2011598 C2 NL2011598 C2 NL 2011598C2 NL 2011598 A NL2011598 A NL 2011598A NL 2011598 A NL2011598 A NL 2011598A NL 2011598 C2 NL2011598 C2 NL 2011598C2
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NL
Netherlands
Prior art keywords
road
road surface
groove
paved
slabs
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NL2011598A
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Dutch (nl)
Inventor
Jacob Roekel
Original Assignee
Easypath Nederland B V
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Priority to NL2011598A priority Critical patent/NL2011598C2/en
Application granted granted Critical
Publication of NL2011598C2 publication Critical patent/NL2011598C2/en

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    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01CCONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
    • E01C9/00Special pavings; Pavings for special parts of roads or airfields
    • E01C9/08Temporary pavings
    • E01C9/083Temporary pavings made of metal, e.g. plates, network
    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01CCONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
    • E01C5/00Pavings made of prefabricated single units
    • E01C5/16Pavings made of prefabricated single units made of metallic units

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Road Paving Structures (AREA)

Description

Metalled road, and method for laying a metalled road.
TECHNICAL FIELD OF THE INVENTION
The invention relates to a metalled road. A metalled road has a road direction and can be constructed from road covering slabs following one another in the road direction. In particular, the invention relates to a cycle path or a footpath. The invention furthermore relates to a road covering slab, a method for laying a metalled road, and a method for maintaining a metalled road.
BACKGROUND OF THE INVENTION
The use of road covering slabs, in particular road covering slabs made from concrete, for laying a metalled road is generally known. The concrete road covering slabs are laid flat following one another and the space between consecutive slabs is filled with an elastic material, for example bitumen or mastic. The space between consecutive slabs acts as an expansion joint. A metalled road is known from NL2003976 with a road direction and constructed from road covering slabs following one another in the road direction, characterised in that two consecutive road covering slabs are interlinked with a tongue-and-groove-shaped joint. FR2808292 describes the use of concrete slabs for laying footpaths or cycle paths over train rails. The slabs are interlinked using interworking concrete parts of consecutive road covering slabs. Due to the design of the interworking concrete parts, consecutive road covering slabs cannot be displaced in relation to one another in the longitudinal direction of the road covering. FR1311690 describes the use of separating elements in a layer of concrete in order to create therewith controllable break areas in the layer of concrete. The separating elements are inserted into the concrete during the manufacture of the concrete layer. If the concrete layer cracks due to expansion and contraction of the layer of concrete, the separating element ensures that the break does not become an opening through the concrete layer which runs from the top side to the bottom side. GB2128665A describes a cycle path made from a flexible material. Consecutive slabs are interlinked by means of a number of mortise-and-tenon-shaped joints. FR2715672 describes a cycle path wherein three types of concrete elements are used: rectangular slabs, slabs with the shape of a semicircle and slabs with a substantially triangular shape. The slabs are laid next to one another and have no interlinking mechanism.
SUMMARY OF THE INVENTION
The object of the invention is to provide an improved metalled road. Advantages of the improved metalled road may entail simplified laying of the road, improved stability of the road covering, flatter road covering surface, lower maintenance costs relating to, for example, weed control, more easy replacing of a damaged slabs and the like. A further object of the invention is to eliminate at least partially a disadvantage of a known metalled road. A further object of the invention is to produce an alternative metalled road covering.
According to the invention, these objects are achieved with a Metalled road with a road direction and constructed from road covering slabs following one another in the road direction, wherein consecutive road covering slabs have a joining system between their opposite-lying ends to form atongue-and-groove-shapedjoint, said joining system linking two consecutive road covering slabs to form the metalled road, wherein the tongue-and-groove-shaped joint is at least partly arcuate in cross section for enabling mutual tilt of the two consecutive road covering slabs, and wherein the opposite lying ends both have a side which is bevelled for allowing mutual tilt of the two consecutive road covering slabs. One advantage of the invention is that a road covering slab can be more simply removed from an already laid metalled road in that simultaneous tilting in opposite direction of adjacent slabs is enabled. This tilting gives room for removing one or both of the tilted slabs. This removal of a road covering slab is necessary in practice when a road covering slab is replaced as a result of, for example, damage to the road covering slab, or required maintenance on cabling or tree roots under the road covering slab.
One advantage of the tongue-and-groove-shaped joint is that it forms a joint over substantially the entire width of the metalled road. As the tongue remains located in the groove under all normal operating conditions, consecutive slabs cannot move in relation to one another in the vertical direction. If, for example, concrete is used, this joint also has the advantage that a tongue is more rigid over the entire width of the road covering than mortise-and-tenon joints which are implemented, for example, on both sides of the road covering. Furthermore, in an embodiment, the plastic profile forms an integrated expansion joint to accommodate contraction and expansion of the road covering slabs in the road direction. Furthermore, the plastic profile forms a barrier to weed seeds below and above the plastic profile.
As the road covering slabs are provided on their opposite-lying ends with a respective groove, only one type of road covering slab is necessary in order to lay a quantity of road covering slabs consecutively. Moreover, the orientation of a road covering slab in the road direction during the laying operation is irrelevant.
The metalled road comprises a road covering side and a bottom side lying opposite the road covering side, wherein, in one embodiment, the joining system comprises a groove which is disposed between the road covering side and the bottom side in such a way that a first groove-forming edge at the bottom side gives way more readily than a second groove-forming edge in the road covering side. This offers the advantage that, if the road covering is overloaded, the groove-forming edge in the bottom side always gives way. This prevents the formation of an edge or ridge on the road covering side which causes inconvenience for users or even results in unsafe situations.
In one embodiment of the metalled road, the distance from the groove to the road covering side is greater than the distance from the groove to the bottom side. This furthermore ensures that the first groove-forming edge in the bottom side gives way more readily than the second groove-forming edge in the road covering side.
In one embodiment of the metalled road, the tongue-and-groove-shaped joint is arcuate in cross section. The arcuate shape facilitates even more a reciprocal tilt of road covering slabs in relation to the road.
In one embodiment of the metalled road, the joining system comprises a profile, preferably a plastic profile, the opposite-lying ends both comprise a groove, and the profile extends in both grooves to form the tongue-and-groove-shaped joint. The groove has a shape which matches the plastic profile.
In one embodiment of the metalled road, the tongue is one piece with a road covering slab and the groove is one piece with a following road covering slab. This reduces the number of parts of a metalled road.
In one embodiment of the metalled road, both of the opposite lying ends have an upper side part and a lower side part, wherein the upper side part extends between the joining system and the road covering side, the lower side part extends between the joining system and the bottom side, and wherein the upper side part and the lower side part have a different respective slope α, φ for allowing mutual tilt of two consecutive road covering slabs. These different slopes allow to have an optically more closed joining at the road covering side of consecutive slabs and at the same time create a void at the bottom side between the lower side parts. This void may take up accumulated earth which facilites laying and maintenance of the metalled road even more.
In one embodiment of the metalled road, the upper side part slope a is between 1 to 3 °, preferably about 1.8 °, and the lower side part slope φ is between 10-30°, preferably about 0°.
In one embodiment of the metalled road, a spacer extends between the opposite upper side parts for protecting the joining system in connection with ingress of dust and dirt.
The spacer enables improved control of the optically more closed joining at the road covering side of consecutive slabs.
The invention furthermore relates to a road covering slab comprising all of the aforementioned technical characteristics of the road covering slab.
The invention furthermore relates to a method for laying a metalled road comprising the following steps: - providing road covering slabs comprising all of the technical characteristics of a road covering slab according to the invention; - laying a first road covering slab; - laying a second road covering slab next to the first road covering slab in a tongue-and-groove-shaped joint with the first slab.
The invention furthermore relates to a method for maintaining a metalled road according to the invention comprising the following steps: - simulteneously tilting two adjacent road covering slaps for tilting both slaps over a respective tilting angle γ similar in magnitude however opposite in direction, - replacing at least one of the two road covering slabs.
According to this method, maintenance on the metalled road is simpler and more economical since no breaking up is required, thereby also reducing the risk of damage to adjacent road covering slabs also.
It should be clear that the different aspects mentioned in this patent application can be combined and each can be taken separately into consideration for a divisional patent application.
BRIEF DESCRIPTION OF THE FIGURES
These and other aspects, characteristics and advantages of the invention are explained in detail on the basis of the following description, with reference to the drawings, in which the same reference numbers designate the same or comparable parts, and wherein:
Figure 1 shows schematically a side view in cross section of a first embodiment of a metalled road according to the invention; figure 2 shows schematically a part of the embodiment from Figure 1 in exploded view; figure 3 shows schematically a side view in corss section of a second embodiment of a metalled road according to the invention;
Figure 4 shows schematically the embodiment from Figure 3 in a tilted stance; and Figure 5a-5d show method steps according to the invention for maintaining a metalled road.
DESCRIPTION OF THE FIGURES
Figure 1 and 2 show a first embodiment of a metalled road 1 according to the invention;. In the description below, reference is made to both Figures 1 and 2. A metalled road 1 with a road direction is shown. The metalled road is constructed from road covering slabs 2, 3 following one another in the road direction. The metalled road 1 may be a cycle path or footpath, but the metalled road according to the invention is not limited to these types of roads. The metalled road 1 consists of consecutive separate road covering slabs 2, 3. The road covering slabs 2, 3 are preferably made from concrete, but can also be made from other materials which are suitable for the manufacture of a road covering slab 2, 3. A plastic profile 4 for joining adjacent road covering slabs 4 lies between consecutive road covering slabs 2, 3. The plastic profile accommodates expansion and prevents reciprocal subsidence of the road covering slabs 2, 3. The plastic profile 4 extends here over the width of the metalled road 1. The two consecutive road covering slabs 2, 3 are provided on the opposite-lying ends 5, 6 with a respective groove 17 for the partial accommodation therein of the plastic profile 4. The plastic profile 4 extends into the respective groove 17 to form a tongue-and-groove-shaped joint 8. This joint 8 links two consecutive road covering slabs 2, 3 in order to form the metalled road 1.
The tongue-and-groove-shaped joint is arcuate in cross section for enabling mutual tilt of the two consecutive road covering slabs 2, 3. The opposite lying ends 5, 6 both have a side 14, 19 which is bevelled for allowing mutual tilt of the two consecutive road covering slabs. Here, both of the opposite lying ends 5, 6have an upper side part 19 and a lower side part 14, wherein the upper side part 19 extends between the joining system 8 and the road covering side 9, the lower side part 14 extends between the joining system 8 and the bottom side 10. The upper side part and the lower side part have a different respective slope α, φ for allowing mutual tilt of two consecutive road covering slabs 2, 3. Here, the upper side part slope a is about 1.8 °, and the lower side part slope φ is about 20°.
The metalled road has a road covering side 9 and a bottom side 10 lying opposite the road covering side 9. The groove 17 is disposed between the road covering side 9 and the bottom side 10 in such a way that, if the road covering 1 is overloaded, a first groove-forming edge 12 in the bottom side 10 gives way more readily than a second groove-forming edge 11 in the road covering side 9. For this purpose, the distance here from the groove 17 to the road covering site 9 is greater than the distance from the groove 17 to the bottom side 10. Here, the lower side part 14 is not bevelled right from the groove 17 to avoid a sharp transition between the groove 17 and the grooveforming edge 11. Such a sharp transition may weaken the groove forming edge 12 which is undesireable. Therefor the lower side part 14 has an unbvelled section 20 at the groove-forming edge 12.
The cross section of the plastic profile 4 matches that of two opposite-lying grooves 17 to form the tongue-and-groove-shaped joint 8. It is important that the groove 17 has a shape which matches that of the plastic profile 4 in such a way that the road covering slabs 2, 3 are joined to form a road covering.
The distance from the groove 17 to the road covering side 9 is greater than the distance from the groove 17 to the bottom side 10. As a result, the part 11 of the groove edge above the groove 17 is thicker than the part 12 of the groove edge below the groove 17. In the event of excessive stresses between consecutive slabs, the part 12 of the lowermost groove edge will normally break off first and the road covering side 9 remains undamaged. In one embodiment, the part 11 has a minimum height of 2.5 cm and the part 12 a height of 1.5 cm. In a different embodiment, the part 11 may have a height of 5 cm, and the part 12 a height of 2.5 cm.
During the laying of the road covering slabs 2, 3, it is important that the two side edges 5, 6 do not collide, in order to prevent damage. To do this, a spacer 13 is provided between the two side edges 5, 6, here in the road covering side of the road covering slabs. Here, the spacer 13 has a width, for example 3 mm, which is such that it is possible to saw the plastic profile 4 through the middle, thus providing an additional possibility for removing a road covering slab 2, also in combination with the fact that the plastic profile 4 is a separate part.
Road covering slabs 2, 3 for a cycle path can have a width of, for example, 2 m and a length of 3-4 m.
The first embodiment (fig. 1, 2) differs with the second embodiment (fig. 3, 4) in hat the joining system 8 of the first embodiment comprises the plastic profiel 4 while in the second embodiment the tongue 18 is one piece with a road covering slab 3 and the groove 17 is one piece with a following road covering slab 2. Fig. 3 and 4 are not seperately described.
Referring to fig. 5a, during the execution of the methods for laying a metalled road 1, the following steps are performed: - providing the road covering slabs 2, 3; - laying a first road covering slab 2 by a hoisting means 15; - in case of the first embodiment, fitting a plastic profile 4 into the groove 17 of the first road covering slab 2, said profile 4 forming a tongue to form a tongue-and-groove-shaped joint, - laying a second road covering slab 3 by a hoisting means 15, next to the first road covering slab 2 in a tongue-and-groove-shaped joint with the first road covering slab 2.
Referring to fig. 5b-5d, while carrying out maintenance on the metalled road 1, the following steps are performed: - simulteneously tilting two adjacent road covering slaps 2, 3 for tilting both slaps over a respective tilting angle γ similar in magnitude however opposite in direction, - replacing at least one 3 of the two road covering slabs 2, 3.
The two shown hoisting means 15 in fig. 5b and 5c may be coupled to one hoisting jib (not shown) to facilitate the simulteneously tilting of the two adjacent road covering slaps 2, 3.
The measures described above for producing a metalled road according to the invention can obviously be implemented separately or in parallel, or in a different combination, or possibly supplemented by further measures, wherein the design will essentially depend on the field of application of the metalled road and the material used. The invention is not limited to the embodiments illustrated. Modifications can be made without deviating from the inventive concept.

Claims (12)

1. Verharde weg (1 ) met een wegrichting en opgebouwd uit wegdekplaten (2, 3) die elkaar opvolgen in de wegrichting, waarbij opeenvolgende wegdekplaten een verbindingssysteem (8) hebben tussen hun tegenoverliggende uiteinden (5, 6) voor het vormen van een messing - en - groef - vormige verbinding, waarbij het verbindingssysteem twee opeenvolgende wegdekplaten (2 ,3) verbindt om de verharde weg te vormen, waarbij de tong - en - groef - vormige verbinding ten minste gedeeltelijk boogvormig is in dwarsdoorsnede teneinde onderlinge kanteling van de twee opeenvolgende wegdekplaten (2,3) mogelijk te maken, en waarbij de tegenoverliggende liggende einden beide een kant (14) hebben die is afgeschuind voor het toestaan van onderlinge kanteling van de twee opeenvolgende wegdekplaten.A paved road (1) with a road direction and made up of road surface plates (2, 3) which follow one another in the road direction, wherein successive road surface plates have a connecting system (8) between their opposite ends (5, 6) for forming a brass and groove-shaped connection, wherein the connecting system connects two consecutive road surface plates (2, 3) to form the paved road, the tongue and groove-shaped connection being at least partially arcuate in cross-section to allow mutual tilting of the two enable successive road surface plates (2,3), and wherein the opposite lying ends both have a side (14) that is bevelled to allow mutual tilting of the two successive road surface plates. 2. Verharde weg volgens conclusie 1, omvattende een wegdekkant (9) en een bodemkant (10) tegenover de wegdekkant, met kenmerk dat, het verbindingssysteem (8) een groef (17) omvat die is aangebracht tussen de wegdekkant en de bodemkant zodanig dat een eerste groef - vormende rand (12) bij de bodemkant gemakkelijker wijkt dan een tweede groef - vormende rand (11) bij de wegdekkant.Paved road according to claim 1, comprising a road surface side (9) and a bottom side (10) opposite the road surface side, characterized in that the connecting system (8) comprises a groove (17) arranged between the road surface side and the bottom side such that a first groove forming edge (12) at the bottom side is more easily inclined than a second groove forming edge (11) at the road surface. 3. Verharde weg volgens conclusie 2, waarbij de afstand van de groef (17) tot de wegdekkant (9) groter is dan de afstand van de groef (17) tot de bodemkant (10).Paved road according to claim 2, wherein the distance from the groove (17) to the road surface side (9) is greater than the distance from the groove (17) to the bottom side (10). 4. Verharde weg volgens een van de voorgaande conclusies , waarbij de tong - en -groef - vormige verbinding boogvormig is in dwarsdoorsnede.Paved road according to any of the preceding claims, wherein the tongue and groove shaped connection is arcuate in cross section. 5. Verharde weg volgens een van de voorgaande conclusies , waarbij de messing (18) uit één stuk is met een wegdekplaat (3) en de groef (17) uit één stuk is met een daarop volgende wegdekplaat (2).Paved road according to any of the preceding claims, wherein the tongue (18) is one-piece with a road surface plate (3) and the groove (17) is one-piece with a subsequent road surface plate (2). 6. Verharde weg volgens een van de voorgaande conclusies 1-4 , waarbij het verbindingssysteem een profiel (4) omvat, bij voorkeur een kunststof profiel, de tegenover liggende uiteinden (5,6) beide een groef (17) omvatten, en het kunststof profiel zich in beide groeven uitstrekt voor het vormen van messing - en - groef -vormige verbinding.Paved road according to any of the preceding claims 1-4, wherein the connecting system comprises a profile (4), preferably a plastic profile, the opposite ends (5,6) both comprise a groove (17), and the plastic profile extends in both grooves for forming brass and groove-shaped connection. 7. Verharde weg volgens een van de voorgaande conclusies, waarbij beide tegenover liggende uiteinden een bovendeel van een zijkant (19) en een benedendeel van een zijkant (14) hebben, waarbij het bovendeel van een zijkant (19) zich uitstrekt tussen het verbindingssysteem (8) en de wegdekkant (9), en het benedendeel van een zijkant (14) zich uitstrekt tussen het verbindingssysteem (8) en de bodemkant (10), en waarbij het bovendeel van een zijkant en het benedendeel van een zijkant zijn geschuind, bij voorkeur onder een verschillende respectieve hoek (α, φ), voor het toestaan van onderlinge kanteling van twee opeenvolgende wegdekplaten.Paved road according to any one of the preceding claims, wherein both opposite ends have an upper part of a side (19) and a lower part of a side (14), the upper part of a side (19) extending between the connecting system ( 8) and the road surface side (9), and the lower part of a side (14) extending between the connecting system (8) and the lower side (10), and wherein the upper part of a side and the lower part of a side are angled at preferably at a different respective angle (α, φ), to allow mutual tilting of two consecutive road surfaces. 8. Verharde weg volgens conclusie 7 , waarbij het bovendeel van een zijkant helt onder een hoek α tussen 1 tot 3°, bij voorkeur ongeveer 1,8° en het benedendeel van een zijkant helt onder een hoek φ tussen 10-30°, bij voorkeur ongeveer 20°.Paved road according to claim 7, wherein the upper part slopes from a side at an angle α between 1 to 3 °, preferably about 1.8 ° and the lower part from a side slopes at an angle φ between 10-30 °, at preferably about 20 °. 9. Verharde weg volgens conclusie 7 of 8 , waarbij een afstandstuk (13) zich uitstrekt tussen de bovendelen (19) van tegenoverliggende zijkanten ter bescherming van het verbindingssysteem in verband met het binnendringen van stof en vuil.Paved road according to claim 7 or 8, wherein a spacer (13) extends between the upper parts (19) of opposite sides to protect the connection system in connection with the ingress of dust and dirt. 10. Wegdekplaten (2, 3) omvattend alle technische kenmerken van een wegdekplaat uit een van de conclusies 1-9 .Road surface plates (2, 3) comprising all technical features of a road surface plate from one of claims 1-9. 11. Werkwijze voor het leggen van een verharde weg (1), omvattend de volgende stappen: - verschaffen van wegdekplaten (2, 3) omvattend alle technische kenmerken van een wegdekplaat uit een van de conclusies 1-9, - leggen van een eerste wegdekplaat (3); - leggen van een tweede wegdekplaat (2) naast de eerste wegdekplaat in een tong - en -groef - vormige verbinding met de eerste plaat.A method for laying a paved road (1), comprising the following steps: - providing road surface plates (2, 3) comprising all technical characteristics of a road surface plate from one of claims 1-9, - laying a first road surface plate (3); - laying a second road surface plate (2) next to the first road surface plate in a tongue and groove-shaped connection with the first plate. 12. Werkwijze voor het onderhouden van een verharde weg (1) volgens een der voorgaande conclusies 1-9 , omvattende de volgende stappen : - gelijktijdig kantelen van twee aangrenzende wegdekplaten (2, 3) voor het kantelen van beide platen over een respectieve kantelhoek γ soortgelijk in grootte maar tegengesteld in richting, - vervangen van ten minste een (3) van de twee wegdekplaten (2, 3).A method for maintaining a paved road (1) according to any one of the preceding claims 1-9, comprising the following steps: - simultaneously tilting two adjacent road surface plates (2, 3) for tilting both plates over a respective tilt angle γ similar in size but opposite in direction, - replacement of at least one (3) of the two road surfaces (2, 3).
NL2011598A 2013-10-11 2013-10-11 Metalled road, and method for laying a metalled road. NL2011598C2 (en)

Priority Applications (1)

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NL2011598A NL2011598C2 (en) 2013-10-11 2013-10-11 Metalled road, and method for laying a metalled road.

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Application Number Priority Date Filing Date Title
NL2011598A NL2011598C2 (en) 2013-10-11 2013-10-11 Metalled road, and method for laying a metalled road.
NL2011598 2013-10-11

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NL2011598C2 true NL2011598C2 (en) 2015-04-14

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