CN207958959U - Bridge tower and partial cable-stayed bridge - Google Patents
Bridge tower and partial cable-stayed bridge Download PDFInfo
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- CN207958959U CN207958959U CN201820097183.7U CN201820097183U CN207958959U CN 207958959 U CN207958959 U CN 207958959U CN 201820097183 U CN201820097183 U CN 201820097183U CN 207958959 U CN207958959 U CN 207958959U
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Abstract
The utility model is related to technical field of bridge engineering, more particularly, to a kind of bridge tower and partial cable-stayed bridge.Bridge tower, including king-tower, the first auxiliary tower, the second auxiliary tower and suspension cable；The length direction of king-tower is vertical with the length direction of girder, one end of first auxiliary tower is fixedly connected with king-tower, the other end of first auxiliary tower is arranged between the first auxiliary tower and girder in inclination angle, and the other end of the first auxiliary tower is close to the edge of girder for being fixedly connected with girder；One end of second auxiliary tower is fixedly connected with king-tower, and the other end of the second auxiliary tower is arranged between the second auxiliary tower and girder in inclination angle, and the other end of the second auxiliary tower is close to the edge of girder for being fixedly connected with girder；One end of first auxiliary tower is fixedly connected with one end of the second auxiliary tower, gap setting between the other end of the first auxiliary tower and the other end of the second auxiliary tower；The utility model additionally provides a kind of partial cable-stayed bridge.The utility model has the characteristics that overall stiffness is strong, large carrying capacity, stability are good and handsome in appearance.
Description
Technical field
The utility model is related to technical field of bridge engineering, more particularly, to a kind of bridge tower and partial cable-stayed bridge.
Background technology
With the fast development of Ministry of Communications of China infrastructure construction, the different types of rridges conduct of rivers, valley is largely crossed over
The important component of road traffic is continually built.Currently, the structure type of cable support bridge tower has both at home and abroad
It is a variety of, wherein for vertical bridge to having only cylindricality, A types and inverted Y-shaped etc. several, direction across bridge has single column, Double-pillar, gate, H-type, A
Type, jewel type or inverted Y-shaped etc..For the bridge of this flexible system of cable support bridge, the overall stiffness for improving structure is bridge
The key factor that design and construction are built.In addition, the attention with people to bridge aesthetics, be largely with front axle beam from function,
Technology or economic angle set out, rare merging in view of bridge structure and ambient enviroment, it appears some are stiff, dull, with bridge
Position environment is also not enough coordinated, and the aesthetic feeling of bridge is affected.
Partial cable-stayed bridge have cable-stayed bridge form, but cloth rope, structure size and mechanical characteristic etc. again with biography
The cable-stayed bridge of system is had any different, it is a kind of mistake between the big continuous beam type bridge of the cable-stayed bridge and depth of beam of flexible stiff girder
Crossing property bridge, deck-molding is between them, and suspension cable is few compared with regular cable-stayed bridge, and the height of bridge tower is wanted compared with normal cable-stayed bridge
It is shorter, because of referred to herein as partial cable-stayed bridge.In structure reactance, suspension cable only plays partial action rather than whole.
From construction feature, the king-tower height of partial cable-stayed bridge is lower than traditional cable-stayed bridge, when bridge lateral section ratio
When wider, the structure of king-tower arrangement is subject to many limitations, traditional gate, H-type, A types, jewel type or it is inverted Y-shaped can not adapt to, and
Landscape effect does not protrude.When bridge is located on curve plane, simple Double-pillar bridge tower confrontation transverse horizontal force is weaker, whole
Body structural instability.
Utility model content
The purpose of this utility model is to provide a kind of bridge towers, and to solve, rigidity existing in the prior art is weaker, stablizes
The poor and stiff shape technical problem of property.
The purpose of this utility model, which also resides in, provides a kind of partial cable-stayed bridge, with solve rigidity existing in the prior art compared with
Technical problem weak, stability is poor and shape is stiff.
Based on above-mentioned first purpose, the utility model provides a kind of bridge tower, including king-tower, the first auxiliary tower, the second auxiliary tower
And suspension cable；For being fixedly connected with girder, the length direction of the king-tower and the length direction of the girder hang down the king-tower
Directly, one end of the described first auxiliary tower is fixedly connected with the king-tower, and the other end of the first auxiliary tower is used to consolidate with the girder
Fixed connection, is arranged between the first auxiliary tower and the girder in inclination angle, and the other end of the first auxiliary tower is close to the master
The edge of beam；One end of the second auxiliary tower is fixedly connected with the king-tower, the other end of the second auxiliary tower be used for it is described
Girder is fixedly connected, and is arranged in inclination angle between the second auxiliary tower and the girder, and the other end of the second auxiliary tower is close
The edge of the girder；One end of the first auxiliary tower is fixedly connected with one end of the described second auxiliary tower, the first auxiliary tower
Gap setting between the other end and the other end of the second auxiliary tower；One end of the suspension cable is fixedly connected with the king-tower,
The other end of the suspension cable with the girder for being fixedly connected.
Further, the auxiliary tower is internally provided with presstressed reinforcing steel.
Further, the quantity of the suspension cable is multiple, multiple suspension cable parallel interval settings.
Further, the king-tower is provided with the hole for being passed through for the suspension cable, the quantity of described hole and institute
The quantity for stating suspension cable is identical.
Further, the length direction of the suspension cable is vertical with the anchoring plane at described hole.
Further, the junction of the king-tower and the described first auxiliary tower is provided with fillet.
Further, the radius of the fillet is 2~10cm.
Further, the radius of the fillet is 5cm.
Based on above-mentioned second purpose, the utility model additionally provides a kind of bridge tower and partial cable-stayed bridge, including girder, bridge
Pier, foundation pile cushion cap and the bridge tower；The quantity of the bridge tower is two, and two bridge towers are separately positioned on the girder
The both sides of width direction, the other end of the suspension cable are fixedly connected with the girder；One end of the bridge pier and the girder
It is fixedly connected, the other end of the bridge pier is fixedly connected with the foundation pile cushion cap.
Further, the width of the bridge pier is gradually reduced from one end of the bridge pier to the other end of the bridge pier, institute
It is fluted to state bridge pier setting, the slot bottom of the groove close to the girder, the width of the groove from the slot bottom of the groove to
The notch of the groove gradually increases.
Compared with prior art, the beneficial effects of the utility model are：
Bridge tower provided by the utility model, including king-tower, the first auxiliary tower, the second auxiliary tower and suspension cable；The king-tower is used for
It is fixedly connected with girder, the length direction of the king-tower is vertical with the length direction of the girder, one end of the first auxiliary tower
Be fixedly connected with the king-tower, the other end of the first auxiliary tower for being fixedly connected with the girder, the first auxiliary tower with
It is arranged in inclination angle between the girder, and the other end of the first auxiliary tower is close to the edge of the girder；The second auxiliary tower
One end be fixedly connected with the king-tower, the other end of the second auxiliary tower with the girder for being fixedly connected, described second
It is arranged in inclination angle between auxiliary tower and the girder, and the other end of the second auxiliary tower is close to the edge of the girder；Described
One end of one auxiliary tower is fixedly connected with one end of the described second auxiliary tower, the other end and the described second auxiliary tower of the first auxiliary tower
Gap setting between the other end；One end of the suspension cable is fixedly connected with the king-tower, and the other end of the suspension cable is used for
It is fixedly connected with the girder.Bridge tower provided by the utility model constitutes hollow three by king-tower, the first auxiliary tower and the second auxiliary tower
The form of pyramid has the characteristics that overall stiffness is strong, large carrying capacity, stability are good and handsome in appearance, not only succinct to people,
The feeling of safety, and space opening is preferable, and landscape effect is splendid.
Partial cable-stayed bridge provided by the utility model, including girder, bridge pier, foundation pile cushion cap and the bridge tower；The master
Beam is prestressed concrete composite box-girder with corrugated steel webs structure, and the quantity of the bridge tower is two, and two bridge towers are separately positioned on described
The both sides of the width direction of girder, the other end of the suspension cable are fixedly connected with the girder；One end of the bridge pier and institute
It states girder to be fixedly connected, the other end of the bridge pier is fixedly connected with the foundation pile cushion cap.Part provided by the utility model is oblique
Bridge is drawn, due to the use of bridge tower provided by the utility model, with overall stiffness is strong, large carrying capacity, stability are good and make
The features such as type is beautiful not only gives the feeling that people is succinct, safe, but also space opening is preferable.
Description of the drawings
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific implementation mode or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below
In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art
Under the premise of labour, other drawings may also be obtained based on these drawings.
Fig. 1 is the front view for the bridge tower that the utility model embodiment one provides；
Fig. 2 is the left view for the bridge tower that the utility model embodiment one provides；
Fig. 3 is the front view for the partial cable-stayed bridge that the utility model embodiment two provides；
Fig. 4 is the partial enlarged view at A in Fig. 3；
Fig. 5 is the sectional view along line B-B of Fig. 3；
Fig. 6 is the sectional view along line C-C of Fig. 3；
Fig. 7 is the sectional view along line D-D of Fig. 3；
Fig. 8 is the partial enlarged view at E in Fig. 6.
Icon：101- king-towers；The first auxiliary towers of 102-；The second auxiliary towers of 103-；104- suspension cables；105- girders；106- is answered in advance
Power muscle；107- anchors plane；108- bridge piers；109- foundation pile cushion caps；110- grooves；111- holes.
Specific implementation mode
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally
The every other embodiment that field those of ordinary skill is obtained without making creative work, belongs to this practicality
Novel protected range.
In the description of the present invention, it should be noted that such as occur term "center", "upper", "lower", " left side ",
The orientation or positional relationship on " right side ", "vertical", "horizontal", "inner", "outside" etc., instruction is orientation based on ... shown in the drawings or position
Relationship is set, is merely for convenience of describing the present invention and simplifying the description, device or element are not indicated or implied the indicated
It must have a particular orientation, with specific azimuth configuration and operation, therefore should not be understood as limiting the present invention.This
Outside, such as there is term " first ", " second ", " third " are used for description purposes only, be not understood to indicate or imply relatively heavy
The property wanted.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, such as there is term
" installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be fixedly connected, may be a detachable connection or one
Connect to body；It can be mechanical connection, can also be electrical connection；It can be directly connected, it can also be indirect by intermediary
It is connected, can is the connection inside two elements.For the ordinary skill in the art, on being understood with concrete condition
State the concrete meaning of term in the present invention.
Embodiment one
Shown in referring to Fig. 1 and Fig. 2, a kind of bridge tower, including king-tower 101, the first auxiliary tower 102, second are present embodiments provided
Auxiliary tower 103 and suspension cable 104；King-tower 101 with girder 105 for being fixedly connected, length direction and the girder 105 of king-tower 101
Length direction is vertical, and one end of the first auxiliary tower 102 is fixedly connected with king-tower 101, and the other end of the first auxiliary tower 102 is used for and girder
105 are fixedly connected, and are arranged in inclination angle between the first auxiliary tower 102 and girder 105, and optionally, inclination alpha is 60~80 °, and first is auxiliary
The other end of tower 102 is close to the edge of girder 105；One end of second auxiliary tower 103 is fixedly connected with king-tower 101, the second auxiliary tower 103
The other end for being fixedly connected with girder 105, be arranged in inclination angle between the second auxiliary tower 103 and girder 105, which is also
60~80 °, and the other end of the second auxiliary tower 103 is close to the edge of girder 105；One end of first auxiliary tower 102 and the second auxiliary tower 103
One end be fixedly connected, gap setting between the other end of the first auxiliary tower 102 and the other end of the second auxiliary tower 103；Suspension cable 104
One end be fixedly connected with king-tower 101, the other end of suspension cable 104 with girder 105 for being fixedly connected.
Bridge tower provided in this embodiment constitutes hollow triangular pyramid by king-tower 101, the first auxiliary tower 102 and the second auxiliary tower 103
Form, have the characteristics that overall stiffness is strong, large carrying capacity, stability are good and handsome in appearance, not only give people succinct, safely
Feeling, and space opening is preferable, and landscape effect is splendid.
In addition, bridge tower provided in this embodiment, is a kind of structure of similar hand-type, in local detail processing, convenient for knot
It closes humane modify with surrounding enviroment to beautify, ensures that bridge is whole harmonious with environment.
In the alternative of the present embodiment, auxiliary tower is internally provided with presstressed reinforcing steel 106.
By the inside of auxiliary tower be arranged presstressed reinforcing steel 106, can balanced structure horizontal force, thus be not necessarily to bridge floor with
Upper setting transverse strut reduces the downward constriction of bridge upper space, has the advantages that succinct, safety, space is opened
Putting property is preferable.
In the alternative of the present embodiment, the quantity of suspension cable 104 is multiple, 104 parallel interval of multiple suspension cables setting.
Since the vertical force component of 104 tension of suspension cable is smaller, under live load effect, the suspension cable 104 in the present embodiment
For the drag-line of general cable-stayed bridge, stress variation is smaller, is influenced by fatigue smaller.In addition, the inside setting of auxiliary tower
There are presstressed reinforcing steel 106, the axle power of king-tower 101 also relatively small, it is not necessary to which setting prevents the transverse strut of buckling unstability, reduces
Difficulty of construction improves construction efficiency.In maintenance management in the future, it is not necessary in track upper space operation, alleviate maintenance
The adverse effect that engineering brings traffic.
In the present embodiment, the setting of 104 parallel interval of multiple suspension cables, the arrangement form of suspension cable 104 is succinct, the transmission of power
Feel safer to people, 104 Resultant force of suspension cable is relatively low, and the axle power generated on girder 105 is larger, and one is provided to girder 105
Fixed prestressing force reduces the steel beam configuration of girder 105.
In the alternative of the present embodiment, king-tower 101 is provided with the hole 111 for being passed through for suspension cable 104, hole
111 quantity is identical as the quantity of suspension cable 104.
Shown in Figure 1, hole 111 is located at the top half of king-tower 101, and multiple holes 111 are along the length side of king-tower 101
It is arranged to interval.
In the alternative, the quantity of hole 111 is 13.
It should be noted that the quantity of hole 111 is not only limited to one of the above, can also construct need according to actual design
It wants, freely chooses other quantity, this embodiment is not repeated.
In the alternative of the present embodiment, the length direction of suspension cable 104 is vertical with the anchoring plane 107 at hole 111.
Shown in Figure 6, the anchoring plane 107 at hole 111 is vertical with the length direction of suspension cable 104, is convenient for oblique pull
Rope 104 is connect with king-tower 101, improves the connectivity robustness between bridge tower and girder 105.
In the alternative of the present embodiment, the junction of king-tower 101 and the first auxiliary tower 102 is provided with fillet.
By the way that fillet is arranged in the junction of king-tower 101 and the first auxiliary tower 102, junction can be avoided stress concentration occur
Phenomenon, meanwhile, by the fillet processing in local detail, it can also further increase the aesthetic measure of bridge tower.
In the alternative of the present embodiment, the radius r of fillet is 2~10cm.
Radius of corner r is too small, and the junction of king-tower 101 and the first auxiliary tower 102 tends to wedge angle, and it is existing to be susceptible to stress concentration
As
Radius of corner r is excessive, and the angle between king-tower 101 and the first auxiliary tower 102 is excessive, leads to the first auxiliary tower 102 and master
Inclination alpha between beam 105 is to become smaller, and influences whole reasonable stress and bridge tower structural stability.
Preferably, in the present embodiment, the radius of fillet is 5cm.
In the alternative of the present embodiment, the junction of king-tower 101 and the second auxiliary tower 103 is provided with fillet.
By the way that fillet is arranged in the junction of king-tower 101 and the second auxiliary tower 103, junction can be avoided stress concentration occur
Phenomenon, meanwhile, by the fillet processing in local detail, it can also further increase the aesthetic measure of bridge tower.
In the alternative of the present embodiment, the radius r of fillet is 2~10cm.
Radius of corner r is too small, and the junction of king-tower 101 and the second auxiliary tower 103 tends to wedge angle, and it is existing to be susceptible to stress concentration
As
Radius of corner r is excessive, and the angle between king-tower 101 and the second auxiliary tower 103 is excessive, leads to the second auxiliary tower 103 and master
Inclination alpha between beam 105 is to become smaller, and influences whole reasonable stress and bridge tower structural stability.
Preferably, in the present embodiment, the radius of fillet is 5cm.
Embodiment two
Fig. 3 is the front view for the partial cable-stayed bridge that the utility model embodiment two provides；Fig. 4 is that the part in Fig. 3 at A is put
Big figure；Fig. 5 is the sectional view along line B-B of Fig. 3；Fig. 6 is the sectional view along line C-C of Fig. 3；Fig. 7 is Fig. 3 along line D-D
Sectional view；Fig. 8 is the partial enlarged view at E in Fig. 6.Wherein, section view is done to right side in Fig. 3；In Fig. 5 and Fig. 6, suspension cable 104
A part is only shown with girder 105, can clearly show that the Each part of partial cable-stayed bridge and its mutual in this way
Position relationship.Shown in Fig. 3 to Fig. 8, a kind of partial cable-stayed bridge, including girder 105, bridge pier 108, base are present embodiments provided
The bridge tower that pile framing 109 and the utility model embodiment one provide；Girder 105 is prestressed concrete composite box-girder with corrugated steel webs structure, bridge
The quantity of tower is two, and two bridge towers are separately positioned on the both sides of the width direction of girder 105, the other end of suspension cable 104 with
Girder 105 is fixedly connected；One end of bridge pier 108 is fixedly connected with girder 105, and the other end and foundation pile cushion cap 109 of bridge pier 108 are solid
Fixed connection.
Partial cable-stayed bridge provided in this embodiment has due to the use of the bridge tower that the utility model embodiment one provides
The features such as overall stiffness is strong, large carrying capacity, stability are good and handsome in appearance not only gives the feeling that people is succinct, safe, but also
Space opening is preferable.
In the alternative of the present embodiment, the width of bridge pier 108 from one end of bridge pier 108 to the other end of bridge pier 108 by
Decrescence small, bridge pier 108 is arranged fluted 110, and the slot bottom of groove 110 is close to girder 105, and the width of groove 110 is by groove 110
Slot bottom gradually increases to the notch of groove 110.
Partial cable-stayed bridge provided in this embodiment, using the bridge pier 108 of intermediate hollow out, to reduce 108 vertical equity of bridge pier
Rigidity mitigates dead load, reduces adverse effect of the seismic force to structure.
Further, in this embodiment bridge pier 108 is longitudinal to use dual thin wall construction, laterally using the upper width of the double limbs of hollow out
Under narrow structure type, there is certain flexibility, reduce bridge longitudinal rigidity, reduce structurally brisance.
Tower pier consolidation system is also referred to as rigid structure system, and its feature is that tower, pier, beam mutually consolidate, and forms tool in span
There is the rigid structure of multiple spot elastic bearing.
Partial cable-stayed bridge provided in this embodiment is combined by bridge tower, bridge pier 108 with girder 105, and the rigidity of structure is very
Greatly, girder 105 and bridge tower king-post amount of deflection are small, not only eliminate large-scale bearing, but also disclosure satisfy that the stability requirement of cantilever construction,
It is a kind of system of most suitable cantilever construction.
In addition, the girder 105 in the present embodiment uses prestressed concrete composite box-girder with corrugated steel webs structure, concrete is taken full advantage of
The advantage that compression strength is high, Wavelike steel webplate shearing strength is high and shear stability is good, improves the service efficiency of material.
It should be noted that prestressed concrete composite box-girder with corrugated steel webs is the prior art, structure is not described in detail.Finally answer
What is illustrated is：The above various embodiments is only to illustrate the technical solution of the utility model, rather than its limitations；Although with reference to aforementioned
The utility model is described in detail in each embodiment, it will be understood by those of ordinary skill in the art that：It still can be with
Technical scheme described in the above embodiments is modified, is either equal to which part or all technical features
It replaces；And these modifications or replacements, it does not separate the essence of the corresponding technical solution various embodiments of the utility model technical side
The range of case.
Claims (10)
1. a kind of bridge tower, it is characterised in that：Including king-tower, the first auxiliary tower, the second auxiliary tower and suspension cable；The king-tower is used for and master
Beam is fixedly connected, and the length direction of the king-tower is vertical with the length direction of the girder, one end of the first auxiliary tower and institute
King-tower is stated to be fixedly connected, the other end of the first auxiliary tower for being fixedly connected with the girder, the first auxiliary tower with it is described
It is arranged in inclination angle between girder, and the other end of the first auxiliary tower is close to the edge of the girder；The one of the second auxiliary tower
End is fixedly connected with the king-tower, and the other end of the second auxiliary tower with the girder for being fixedly connected, the second auxiliary tower
It is arranged in inclination angle between the girder, and the other end of the second auxiliary tower is close to the edge of the girder；Described first is auxiliary
One end of tower is fixedly connected with one end of the described second auxiliary tower, and the other end of the first auxiliary tower is another with the described second auxiliary tower
Gap setting between end；One end of the suspension cable is fixedly connected with the king-tower, and the other end of the suspension cable is used for and institute
Girder is stated to be fixedly connected.
2. bridge tower according to claim 1, it is characterised in that：The auxiliary tower is internally provided with presstressed reinforcing steel.
3. bridge tower according to claim 1, it is characterised in that：The quantity of the suspension cable is multiple, multiple oblique pulls
Rope parallel interval is arranged.
4. bridge tower according to claim 1, it is characterised in that：The king-tower is provided with for supplying the suspension cable to pass through
Hole, the quantity of described hole are identical as the quantity of the suspension cable.
5. bridge tower according to claim 4, it is characterised in that：The length direction of the suspension cable and the anchor at described hole
Gu plane is vertical.
6. bridge tower according to any one of claim 1 to 5, it is characterised in that：The king-tower and the described first auxiliary tower
Junction is provided with fillet.
7. bridge tower according to claim 6, it is characterised in that：The radius of the fillet is 2~10cm.
8. bridge tower according to claim 7, it is characterised in that：The radius of the fillet is 5cm.
9. a kind of partial cable-stayed bridge, it is characterised in that：Including any in girder, bridge pier, foundation pile cushion cap and such as claim 1 to 8
Bridge tower described in；The girder is prestressed concrete composite box-girder with corrugated steel webs structure, and the quantity of the bridge tower is two, described in two
Bridge tower is separately positioned on the both sides of the width direction of the girder, and the other end of the suspension cable is fixedly connected with the girder；
One end of the bridge pier is fixedly connected with the girder, and the other end of the bridge pier is fixedly connected with the foundation pile cushion cap.
10. partial cable-stayed bridge according to claim 9, it is characterised in that：The width of the bridge pier is by the one of the bridge pier
The other end to the bridge pier is held to be gradually reduced, the bridge pier setting is fluted, and the slot bottom of the groove is close to the girder, institute
The width for stating groove is gradually increased from the slot bottom of the groove to the notch of the groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820097183.7U CN207958959U (en) | 2018-01-19 | 2018-01-19 | Bridge tower and partial cable-stayed bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820097183.7U CN207958959U (en) | 2018-01-19 | 2018-01-19 | Bridge tower and partial cable-stayed bridge |
Publications (1)
| Publication Number | Publication Date |
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| CN207958959U true CN207958959U (en) | 2018-10-12 |
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ID=63734119
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| Application Number | Title | Priority Date | Filing Date |
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| CN201820097183.7U Active CN207958959U (en) | 2018-01-19 | 2018-01-19 | Bridge tower and partial cable-stayed bridge |
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| CN (1) | CN207958959U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108035239A (en) * | 2018-01-19 | 2018-05-15 | 郑州市交通规划勘察设计研究院 | Bridge tower and partial cable-stayed bridge |
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2018
- 2018-01-19 CN CN201820097183.7U patent/CN207958959U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108035239A (en) * | 2018-01-19 | 2018-05-15 | 郑州市交通规划勘察设计研究院 | Bridge tower and partial cable-stayed bridge |
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Address after: No.91, Longhai Middle Road, Erqi District, Zhengzhou City, Henan Province, 450000 Patentee after: Zhengzhou Transportation planning Survey, Design and Research Institute Co.,Ltd. Patentee after: ZHENGZHOU HIGHWAY ADMINISTRATION BUREAU Address before: No.91, Longhai Middle Road, Erqi District, Zhengzhou City, Henan Province, 450000 Patentee before: ZHENGZHOU COMMUNICATIONS PLANNING SURVEY & DESIGN INSTITUTE Patentee before: ZHENGZHOU HIGHWAY ADMINISTRATION BUREAU |