CN212452775U - Tide type buoy structure suitable for suspension tunnel - Google Patents
Tide type buoy structure suitable for suspension tunnel Download PDFInfo
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- CN212452775U CN212452775U CN202021272805.9U CN202021272805U CN212452775U CN 212452775 U CN212452775 U CN 212452775U CN 202021272805 U CN202021272805 U CN 202021272805U CN 212452775 U CN212452775 U CN 212452775U
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Abstract
The utility model discloses a morning and evening tides formula flotation pontoon structure suitable for suspension tunnel, including flotation pontoon major structure, irritate drainage system, manway access way and attached facility etc. flotation pontoon major structure can adopt enclosed, inclosed box structure by the steel sheet shell, and the outside is the assembly line type, and inside is carried out the structure by vertical and horizontal separation board and consolidates to separate cabin body structures such as counter weight storehouse, equipment storehouse, morning and evening tides storehouse. The irrigation and drainage system comprises irrigation and drainage equipment, and can accurately adjust the water level of the tidal bin according to the actual water level of the sea level, so that the aims of adjusting the self weight of the buoy structure and reducing the influence of tidal range load on the suspended tunnel are fulfilled. The ancillary facilities may include solar power plants, bollards, lighting, and the like. The invention solves the design problems that the float-type suspension tunnel is greatly influenced by the tidal range, the float is inconvenient to operate and maintain and the like. The construction of each part structure is simple, the main materials are common materials such as concrete, steel and the like, the construction cost is low, and the daily operation and maintenance are more convenient.
Description
Technical Field
The utility model relates to an ocean engineering technology field, concretely relates to flotation pontoon structure suitable for suspension tunnel.
Background
The suspended tunnel is used as a brand-new cross-sea river-crossing scheme which gives consideration to both traffic and environment, has the advantages of environmental friendliness, low requirement on geological conditions, no limitation on water depth and span and the like, and therefore research on the suspended tunnel is carried out in many countries in the world. From the structural style, the suspension tunnel mainly comprises a free type, a floating cylinder type, a rivet cable type and a pressure-bearing pier type. Wherein, the cabin load and the solid-to-air ratio are pressed through the cross-section of control body in float-type suspension tunnel, make the buoyancy of pipeline self be less than gravity, and the flotation pontoon is connected at the top, guarantees the stability of structure by providing vertical pulling force through the flotation pontoon. The buoy type suspension tunnel has stronger adaptability to different water depths and spans, but has higher sensitivity to wave currents because the buoy is built on the surface of water flow. And since the suspension tunnel is usually constructed in a deep sea area, the tidal range is often large. When the sea level is higher than the still water level, the buoy has the tendency of floating upwards, and additional upward pulling force is generated on the main body structure of the tunnel; when the sea level is lower than the still water level, the buoy has a tendency to sink, and additional downward thrust is generated on the tunnel main body structure. This cyclic reciprocating tidal load affects the stability of the tunnel body structure, which can cause fatigue damage to the structure. Meanwhile, as a structure floating on the sea, the equipment control and energy input are not convenient enough, and the daily maintenance is difficult. How to effectively reduce the influence of tidal range load, improve the routine maintenance convenience is the problem that awaits a diligent solution in current flotation pontoon structural design.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to the defect that prior art exists, provide one kind can change self gravity, make the suspension tunnel can keep more stable state, can avoid causing the morning and evening tides formula flotation pontoon structure that is applicable to the suspension tunnel of structural damage to the suspension tunnel along with tidal change.
In order to solve the technical problem, the utility model adopts the following technical scheme: the utility model provides a morning and evening tides formula flotation pontoon structure suitable for suspension tunnel, includes the main part, its characterized in that: the main body is provided with an equipment bin, a tide bin and a counterweight bin, and the equipment bin is provided with a water filling and draining system which comprises a water filling pump, a water inlet pipe, a water draining pump and a water draining pipe; the tide bin is connected with the irrigation and drainage system to form a structure capable of irrigating and draining water for the tide bin through the irrigation and drainage system; an electrical control device is also arranged in the equipment bin, and the irrigation pump and the drainage pump are respectively connected with the electrical control device.
Furthermore, a plurality of tide cabins are arranged in the main body, each tide cabin is formed by separating criss-cross longitudinal partition plates and transverse partition plates, and the lower parts of the longitudinal partition plates and/or the transverse partition plates are provided with communicating holes to enable the adjacent tide cabins to be communicated with each other; the water inlet pipe and the water outlet pipe are respectively connected with at least one tidal bin, the water inlet of the water inlet pipe extends into the water, and the outlet of the water outlet pipe is exposed out of the main body.
Furthermore, the main body comprises a bottom plate, side plates and a top plate, the side plates are fixedly connected with the upper surface of the bottom plate, the top plate is fixed at the tops of the side plates, the main body with an internal cavity structure is formed by enclosing the bottom plate, the side plates and the top plate, and two sides of the main body are of a streamline structure; the bottom plate comprises a two-layer structure, the bottom layer is a steel plate, the surface layer is a concrete layer, and the concrete layer is laid on the steel plate; the side plates and the top plate are made of steel plates, and the top plate is provided with drainage slopes towards two sides so as to facilitate rainwater drainage; the longitudinal partition plate and the transverse partition plate are of steel plate structures, reinforced concrete structures or reinforced concrete combined structures.
Furthermore, the tide cabin is arranged in the middle of the main body, the equipment cabins are arranged on two sides of the tide cabin, the counterweight cabins are respectively arranged at the head end and the tail end of the main body, the two counterweight cabins are respectively adjacent to the two equipment cabins, and concrete is arranged in the counterweight cabins to be used as a counterweight structure; two sets of irrigation and drainage systems are respectively arranged in the two equipment bins, and a water inlet pipe and a water drainage pipe of the irrigation and drainage systems are respectively arranged on two sides of the main body. The number of the sets of the drainage pump and the irrigation pump is not less than 2, and the power of the drainage pump and the irrigation pump is required to ensure that the rest equipment can meet the normal operation of the buoy under the condition that one set of equipment cannot work.
Furthermore, a solar power generation device is installed on the main body, the solar power generation device is connected with the electrical control equipment, and the power of the solar power generation device is merged into the power system of the floating tunnel.
Furthermore, a diesel generator is arranged in the equipment bin and connected with the electrical control equipment to form a standby power supply for the buoy structure and the suspension tunnel. The irrigation and drainage system of the buoy can work as usual under special conditions such as accidental power failure.
Furthermore, gaps are formed between the top of the longitudinal partition plate and the top of the transverse partition plate and the top plate, a pedestrian overhaul channel is arranged along the top of the longitudinal partition plate and the top of the transverse partition plate, and the equipment bins on the two sides are communicated through the pedestrian overhaul channel; the manhole is arranged between the top plate and the pedestrian access passage, the ladder is arranged on the side face of the main body, the ladder is also arranged between the pedestrian access passage and the equipment bin, the manhole leading to the equipment bin is also arranged on the top plate, and the aperture of the manhole is larger than the size of the largest equipment in the equipment bin so as to meet the maximum requirement of equipment maintenance in the equipment bin. When the equipment is overhauled, the overhauling equipment is adjusted by ship equipment through an overhauling hole; and the maintenance personnel enter the equipment bin along the manway maintenance channel by the ship berthing on the outer plate of the buoy to perform equipment maintenance.
Furthermore, a plurality of sacrificial anode blocks are uniformly distributed on the outer surface of the side plate, and an anti-corrosion coating is further coated on the outer surface of the side plate, so that the durability of the main body structure is improved.
Furthermore, the main body is provided with an accessory facility, the accessory facility comprises a lighting lamp arranged along the periphery of the top of the main body, a navigation lamp arranged at one end of the main body, a lightning rod arranged at the other end of the main body, a mooring post arranged at the edge of the top of the main body and the like so as to meet the requirements of structure floating installation and safe production, and the lighting lamp, the navigation lamp and the lightning rod are respectively connected with an electric control device; a guardrail is further arranged along the top edge of the main body, and the top of the main body is surrounded by the guardrail.
Furthermore, the bottom of the main body is connected with a connecting rod, and the buoy structure is connected with the suspension tunnel through the connecting rod; the electric control equipment of the equipment bin penetrates through the connecting rod by a cable to be connected with the electric equipment in the suspension tunnel, a water level real-time monitoring device is arranged in the tidal bin, and monitoring information is accessed into the computer terminal through a communication cable. The electric control equipment comprises a manual control module, an automatic control module and a remote control module. For example, the irrigation pump and the drainage pump can be controlled remotely by a computer or manually by field operators, and of course, any control mode belongs to the realizable in the prior art and is not described herein.
The utility model discloses main advantage below having for prior art: first, the flotation pontoon structure self has the drainage system of irritating, but the water level in accurate control morning and evening tides storehouse reaches the purpose of control flotation pontoon self gravity to effectively reduce the influence of tidal range load to the tunnel main part.
And secondly, the communication cable and the power cable can be connected into the tunnel through a connecting rod, the inside of the structure contains automatic water level monitoring equipment of a tidal bin, and a water irrigation and drainage system can be remotely controlled by a computer, so that the intelligent operation convenience of the buoy is improved.
And thirdly, the top of the buoy is provided with a solar power generation device, the generated power is merged into a power system of the main tunnel, the structural space is fully utilized, continuous clean energy can be provided for daily operation of the buoy, and redundant power supplies can also supply power for the main tunnel.
Fourthly, the end part of the buoy structure is designed into a streamline type, so that the acting force of water flow can be effectively reduced.
Fifthly, safety facilities such as a navigation light and a lightning rod are arranged in the structure, so that the safety of the structure can be improved; and mooring facilities such as mooring columns and mooring rings, pedestrian overhaul channels and the like are arranged, so that the daily operation and maintenance are facilitated.
Sixthly, the buoy structure and the tunnel main body structure can be prefabricated in a factory, and construction is convenient; the main materials are materials commonly used in engineering, such as concrete, steel and the like, so that the construction and maintenance cost of the buoy can be greatly reduced. The structure considers the anti-corrosion facility, has increased the durability of structure.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
fig. 2 is a schematic perspective view of another angle of the present invention;
FIG. 3 is a top plan view of the present invention;
FIG. 4 is a schematic view of the middle plane structure of the present invention;
FIG. 5 is a schematic bottom plan view of the present invention;
fig. 6 is a schematic plan view of the present invention from the left side;
fig. 7 is a schematic cross-sectional view from the left side of the present invention;
fig. 8 is a schematic sectional view from the right side of the present invention.
In the figure, 11 is a bottom plate, 12 is a side plate, 13 is a top plate, 14 is a guardrail, 15 is a sacrificial anode block, 2 is an equipment bin, 21 is a water filling pump, 22 is a water inlet pipe, 23 is a drainage pump, 24 is a drainage pipe, 3 is a tide bin, 31 is a longitudinal partition plate, 32 is a transverse partition plate, 33 is a communication hole, 41 is a solar power generation device, 42 is an electrical control device, 43 is a diesel generator, 51 is a manway access channel, 52 is a ladder stand, 53 is a manway, 54 is an access hole, 55 is a ladder stand, 61 is an illuminating lamp, 62 is a navigation lamp, 63 is a lightning rod, 64 is a bollard, 7 is a counterweight bin, 8 is concrete, and 9 is a connecting rod.
Detailed Description
The invention will be further explained by means of specific embodiments with reference to the accompanying drawings:
in this embodiment, referring to fig. 1 to 8, the tidal buoy structure suitable for a suspension tunnel includes a main body, in which an equipment bin 2, a tidal bin 3, and a counterweight bin 7 are disposed, and in the equipment bin 2, a water filling and draining system is disposed, which includes a water filling pump 21, a water inlet pipe 22, a water draining pump 23, and a water draining pipe 24; the tidal bin 3 is connected with a water irrigation and drainage system to form a structure which can irrigate and drain water to the tidal bin 3 through the water irrigation and drainage system; the equipment chamber 2 is also provided with an electrical control device 42, and the irrigation pump 21 and the drain pump 23 are connected to the electrical control device 42.
A plurality of tide cabins 3 are arranged in the main body, each tide cabin 3 is formed by separating criss-cross longitudinal partition plates 31 and transverse partition plates 32, and the lower parts of the longitudinal partition plates 31 and/or the transverse partition plates 32 are provided with communication holes 33 to enable the adjacent tide cabins 3 to be mutually communicated; the inlet pipe 22 and the outlet pipe 24 are connected to at least one tidal compartment 3, respectively, the inlet of the inlet pipe 22 can be extended into the water, and the outlet of the outlet pipe 24 is exposed outside the main body.
The main body comprises a bottom plate 11, side plates 12 and a top plate 13, wherein the side plates 12 are fixedly connected with the upper surface of the bottom plate 11, the top plate 13 is fixed at the tops of the side plates 12, the main body with an internal cavity structure is formed by enclosing the bottom plate 11, the side plates 12 and the top plate 13, and two sides of the main body are of a streamline structure; the bottom plate 11 comprises a two-layer structure, wherein the bottom layer is a steel plate, the surface layer is a concrete layer, and the concrete layer is laid on the steel plate; the side plates 12 and the top plate 13 are made of steel plates, and the top plate 13 is provided with drainage slopes towards two sides so as to facilitate rainwater drainage; the longitudinal partition plate 31 and the transverse partition plate 32 are of a steel plate structure, a reinforced concrete structure or a reinforced concrete combined structure.
The tide cabin 3 is arranged in the middle of the main body, the equipment cabins 2 are arranged on two sides of the tide cabin 3, the counterweight cabins 7 are respectively arranged at the head end and the tail end of the main body, the two counterweight cabins 7 are respectively adjacent to the two equipment cabins 2, and concrete 8 (plain concrete) is arranged in the counterweight cabins 7 to serve as a counterweight structure; two sets of irrigation and drainage systems are respectively arranged in the two equipment bins 2, and a water inlet pipe 22 and a water outlet pipe 24 of the two sets of irrigation and drainage systems are respectively arranged on two sides of the main body. The number of the drainage pump 21 and the irrigation pump 23 is not less than 2, and the power is required to ensure that the rest equipment can meet the normal operation of the buoy under the condition that one group of equipment cannot work.
A solar power generation device 41 is mounted on the main body, the solar power generation device 41 is connected to an electrical control device 42, and the power of the solar power generation device 41 is integrated into the power system of the floating tunnel.
A diesel generator 43 is provided in the equipment room 2, and the diesel generator 43 is connected to the electrical control equipment 42 to form a backup power supply for the buoy structure and the floating tunnel. The irrigation and drainage system of the buoy can work as usual under special conditions such as accidental power failure.
Gaps are reserved between the tops of the longitudinal partition plates 31 and the transverse partition plates 32 and the top plate 13, so that people can pass through the gaps; a pedestrian overhaul channel 51 is arranged along the top of the longitudinal partition plate 31 and the top of the transverse partition plate 32, and the equipment bins 2 on the two sides are communicated through the pedestrian overhaul channel 51; a manhole 53 is arranged between the top plate 13 and the manhole 51, a ladder 52 is arranged on the side surface of the main body, a ladder 55 is also arranged between the manhole 53 and the equipment bin 2, a manhole 54 leading to the equipment bin 2 is also arranged on the top plate 13, and the aperture of the manhole 54 is larger than the size of the largest equipment in the equipment bin 2 so as to meet the maximum requirement of equipment maintenance in the equipment bin 2. When the equipment is overhauled, the overhauling equipment is called by ship equipment through the overhauling hole 54; the maintenance personnel enter the equipment bin 2 along the manway 51 for equipment maintenance by a ship berthing on the outer plates of the buoys.
A plurality of sacrificial anode blocks 15 are uniformly distributed on the outer surface of the side plate 12, and an anti-corrosion coating is further coated on the outer surface of the side plate 12, so that the durability of the main body structure is improved.
The main body is provided with accessory facilities, the accessory facilities comprise an illuminating lamp 61 arranged along the periphery of the top of the main body, a navigation lamp 62 arranged at one end of the main body, a lightning rod 63 arranged at the other end of the main body, a mooring bollard 64 arranged at the edge of the top of the main body and the like so as to meet the requirements of structure floating installation and safe production, and the illuminating lamp 61, the navigation lamp 62 and the lightning rod 63 are respectively connected with the electric control equipment 42; a guard rail 14 is also provided along the top edge of the body, the top of the body being enclosed by the guard rail 14.
The bottom of the main body is connected with a connecting rod 9, and the buoy structure is connected with the suspension tunnel through the connecting rod 9; the electric control equipment 42 of the equipment bin 2 is connected with the electric equipment in the suspension tunnel by a cable passing through the connecting rod 9, a water level real-time monitoring device (not shown) is arranged in the tide bin 3, and monitoring information is accessed into a computer terminal through a communication cable. The electrical control device 42 includes a manual control module, an automatic control module, and a remote control module. For example, the irrigation pump 21 and the drainage pump 23 can be controlled remotely by a computer or manually by a field operator, and of course, any control method is achievable in the prior art and is not described herein.
The main body buoy structure and the auxiliary facilities are prefabricated and installed together with the tunnel pipe sections connected at the lower part in a factory. And after the completion, the ship equipment moves to the engineering designated sea area. When the buoys are floating, maintaining sufficient ballast water level in the tidal compartment 3, the stranded cable translation is performed by the mooring equipment provided on the roof 13.
After the tunnel is built, when the sea level water level is higher than the still water level, the irrigation pump 21 is started to irrigate the buoy tide bin 3, the self weight of the buoy is increased, and therefore the additional upward pulling force of the buoy on the tunnel body is reduced; when the sea level water level is lower than the still water level, the drainage pump 23 is started to drain water outwards, the self weight of the buoy is reduced, and therefore the additional downward thrust of the buoy to the tunnel is reduced. All the equipment control can be remotely controlled by a computer, and the communication cable is connected by a connecting rod between the tunnel and the buoy.
The above detailed description of the present invention is only a preferred embodiment of the present invention, and the scope of the present invention should not be limited thereto, i.e. all equivalent changes and modifications made in accordance with the scope of the present invention should be covered by the present invention.
Claims (10)
1. The utility model provides a morning and evening tides formula flotation pontoon structure suitable for suspension tunnel, includes the main part, its characterized in that: the main body is provided with an equipment bin, a tide bin and a counterweight bin, and the equipment bin is provided with a water filling and draining system which comprises a water filling pump, a water inlet pipe, a water draining pump and a water draining pipe; the tide bin is connected with the irrigation and drainage system to form a structure capable of irrigating and draining water for the tide bin through the irrigation and drainage system; an electrical control device is also arranged in the equipment bin, and the irrigation pump and the drainage pump are respectively connected with the electrical control device.
2. The tidal buoy structure suitable for a suspension tunnel of claim 1, wherein: a plurality of tide cabins are arranged in the main body, each tide cabin is formed by separating criss-cross longitudinal partition plates and transverse partition plates, and the lower parts of the longitudinal partition plates and/or the transverse partition plates are provided with communicating holes to enable the adjacent tide cabins to be communicated with each other; the water inlet pipe and the water outlet pipe are respectively connected with at least one tidal bin, the water inlet of the water inlet pipe extends into the water, and the outlet of the water outlet pipe is exposed out of the main body.
3. The tidal buoy structure suitable for a suspension tunnel of claim 2, wherein: the main body comprises a bottom plate, side plates and a top plate, wherein the side plates are fixedly connected with the upper surface of the bottom plate, the top plate is fixed at the tops of the side plates, the main body with an internal cavity structure is formed by enclosing the bottom plate, the side plates and the top plate, and two sides of the main body are of a streamline structure; the bottom plate comprises a two-layer structure, the bottom layer is a steel plate, the surface layer is a concrete layer, and the concrete layer is laid on the steel plate; the side plates and the top plate are both made of steel plates, and the top plate is provided with drainage slopes towards two sides; the longitudinal partition plate and the transverse partition plate are of steel plate structures, reinforced concrete structures or reinforced concrete combined structures.
4. The tidal buoy structure suitable for a suspension tunnel of claim 1, wherein: the tide cabin is arranged in the middle of the main body, the equipment cabins are arranged on two sides of the tide cabin, the counterweight cabins are respectively arranged at the head end and the tail end of the main body, the two counterweight cabins are respectively adjacent to the two equipment cabins, and concrete is arranged in the counterweight cabins to be used as a counterweight structure; two sets of irrigation and drainage systems are respectively arranged in the two equipment bins, and a water inlet pipe and a water drainage pipe of the irrigation and drainage systems are respectively arranged on two sides of the main body.
5. The tidal buoy structure suitable for a suspension tunnel of claim 1, wherein: the main body is provided with a solar power generation device, the solar power generation device is connected with an electrical control device, and the power of the solar power generation device is merged into a power system of the suspended tunnel.
6. The tidal buoy structure suitable for a suspension tunnel of claim 1, wherein: a diesel generator is arranged in the equipment bin and connected with electrical control equipment to form a standby power supply for the buoy structure and the suspension tunnel.
7. The tidal buoy structure suitable for a suspension tunnel of claim 3, wherein: gaps are reserved between the top of the longitudinal partition plate and the top of the transverse partition plate and the top plate, a pedestrian overhaul channel is arranged along the top of the longitudinal partition plate and the top of the transverse partition plate, and the equipment bins on the two sides are communicated through the pedestrian overhaul channel; a manhole is arranged between the top plate and the pedestrian access passage, a ladder is arranged on the side face of the main body, a ladder is also arranged between the pedestrian access passage and the equipment bin, an access hole leading to the equipment bin is further formed in the top plate, and the aperture of the access hole is larger than the size of the largest equipment in the equipment bin.
8. The tidal buoy structure suitable for a suspension tunnel of claim 3, wherein: the outer surface of the side plate is evenly provided with a plurality of sacrificial anode blocks, and the outer surface of the side plate is also coated with an anticorrosive coating.
9. The tidal buoy structure suitable for a suspension tunnel of claim 1, wherein: the main body is provided with an accessory facility, the accessory facility comprises a lighting lamp arranged along the periphery of the top of the main body, a navigation lamp arranged at one end of the main body, a lightning rod arranged at the other end of the main body and a mooring post arranged at the edge of the top of the main body, and the lighting lamp, the navigation lamp and the lightning rod are respectively connected with an electric control device; a guardrail is further arranged along the top edge of the main body, and the top of the main body is surrounded by the guardrail.
10. The tidal buoy structure suitable for a suspension tunnel of claim 1, wherein: the bottom of the main body is connected with a connecting rod, and the buoy structure is connected with the suspension tunnel through the connecting rod; the electrical control equipment of the equipment bin is connected with the electrical equipment in the suspension tunnel through a connecting rod by a cable, and the electrical control equipment comprises a manual control module, an automatic control module and a remote control module.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021272805.9U CN212452775U (en) | 2020-07-02 | 2020-07-02 | Tide type buoy structure suitable for suspension tunnel |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021272805.9U CN212452775U (en) | 2020-07-02 | 2020-07-02 | Tide type buoy structure suitable for suspension tunnel |
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| CN212452775U true CN212452775U (en) | 2021-02-02 |
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| CN202021272805.9U Active CN212452775U (en) | 2020-07-02 | 2020-07-02 | Tide type buoy structure suitable for suspension tunnel |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111648405A (en) * | 2020-07-02 | 2020-09-11 | 中交第四航务工程勘察设计院有限公司 | Tide type buoy structure suitable for suspension tunnel |
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2020
- 2020-07-02 CN CN202021272805.9U patent/CN212452775U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111648405A (en) * | 2020-07-02 | 2020-09-11 | 中交第四航务工程勘察设计院有限公司 | Tide type buoy structure suitable for suspension tunnel |
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