CN107858912A - Hyperbolic arch bridge bracket erection method and hyperbolic arch bridge bracket - Google Patents
Hyperbolic arch bridge bracket erection method and hyperbolic arch bridge bracket Download PDFInfo
- Publication number
- CN107858912A CN107858912A CN201711089753.4A CN201711089753A CN107858912A CN 107858912 A CN107858912 A CN 107858912A CN 201711089753 A CN201711089753 A CN 201711089753A CN 107858912 A CN107858912 A CN 107858912A
- Authority
- CN
- China
- Prior art keywords
- sleeper
- support piece
- arch bridge
- horizontal support
- bridge bracket
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D4/00—Arch-type bridges
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
Abstract
The invention provides a kind of hyperbolic arch bridge bracket erection method and hyperbolic arch bridge bracket, belong to field of bridge construction.Hyperbolic arch bridge bracket erection method, comprises the following steps：Set up basic platform；Multiple spaced horizontal support pieces are set up between adjacent vertical support piece；A plurality of spaced sleeper is set up on horizontal support piece；Template is set up on sleeper.Hyperbolic arch bridge bracket includes：Basic platform, vertical support piece, one end of vertical support piece are fixedly connected with the installation portion on basic platform；Horizontal support piece, sleeper, one end of sleeper connect with horizontal support piece, and the other end of sleeper is arranged to curved surface；One end fitting of curved surface is arranged on template, template and sleeper.This hyperbolic arch bridge bracket erection method and hyperbolic arch bridge bracket can reduce the application of big machinery, reduce production cost, improve construction income.
Description
Technical field
The present invention relates to field of bridge construction, in particular to a kind of hyperbolic arch bridge bracket erection method and hyperbolic
Line arch bridge support.
Background technology
With the horizontal continuous lifting of bridge construction, for the requirement also more and more higher of the span of bridge, and in river
The arch bridge for the large span built on stream, its arch rib, which can exist, is designed as hyp form, and the arch rib of this form is being constructed
When, the requirement to support meanss is higher, and typically using prefabricated, the form of construction work for being then lifted into predeterminated position is applied
Work, but this form of construction work needs to use large-scale machinery, construction requirement is higher, is difficult to carry out in special landform.
The content of the invention
The invention provides a kind of hyperbolic arch bridge bracket erection method, it is intended to solves hyperbola arch bridge branch in the prior art
Above mentioned problem existing for frame erection method；
Present invention also offers a kind of hyperbolic arch bridge bracket, it is intended to solves hyperbolic arch bridge bracket in the prior art and exists
Above mentioned problem.
What the present invention was realized in：
A kind of hyperbolic arch bridge bracket erection method, comprises the following steps：
Basic platform is set up, multiple spaced vertical support pieces are set up on the basic platform；
Multiple spaced horizontal support pieces are set up between adjacent vertical support piece；
A plurality of spaced sleeper is set up on horizontal support piece, away from the transverse direction on a plurality of spaced sleeper
The one side of support member forms default curved surface；
Set up template on sleeper, the one side fitting of the upper remote horizontal support piece of template and sleeper.
In preferred embodiments of the present invention, connector, connector are added between horizontal support piece and vertical support piece
One end be fixedly connected with horizontal support piece, the other end of connector connects with vertical support piece.
In preferred embodiments of the present invention, before template is ridden upon on sleeper, pre-molding is carried out to template.
A kind of hyperbolic arch bridge bracket, including：
Basic platform, the basic platform are arranged on installation portion；
Vertical support piece, the vertical support piece are arranged to multiple, are arranged at intervals between multiple vertical support pieces, institute
The one end for stating vertical support piece is fixedly connected with the installation portion on the basic platform；
Horizontal support piece, the horizontal support piece are arranged to multiple, are arranged at intervals between multiple horizontal support pieces；
Sleeper, the sleeper are arranged to multiple, are arranged at intervals between multiple sleepers, one end of the sleeper and described
Horizontal support piece connects, and the other end of the sleeper is arranged to curved surface, be arranged on the sleeper curved surface one end formed it is default
Curved surface；
One end fitting of curved surface is arranged on template, the template and the sleeper.
In preferred embodiments of the present invention, there is crossbeam in the vertical support piece, the crossbeam is arranged on described perpendicular
One end away from the basic platform on to support member.
In preferred embodiments of the present invention, connection is provided between the horizontal support piece and the vertical support piece
Part, one end of the connector are fixedly connected with the horizontal support piece, the other end of the connector and the vertical supporting
Part is fixedly connected.
In preferred embodiments of the present invention, the connector is arranged to tri-prismoid, is arranged to the described of tri-prismoid
One side of connector connects with the transverse connection, and another side connects with the vertical connector.
In preferred embodiments of the present invention, the bearing of trend of the bearing of trend of the sleeper and the horizontal support piece hangs down
Directly, the sleeper is across multiple spaced horizontal support pieces.
In preferred embodiments of the present invention, there is locating part on the horizontal support piece, the locating part is used to fix
The position of the sleeper.
In preferred embodiments of the present invention, the template is bamboo slab rubber, and the sleeper is arranged to curved, the template
It is fixedly connected between the sleeper using pin.
Present invention has the advantages that：
The hyperbolic arch bridge bracket erection method that the present invention is obtained by above-mentioned design, by first setting up basic platform, so
Vertical support piece and horizontal support piece and sleeper are progressively set up on basic platform again afterwards and the mode of template is set up, entirely
Process, it is gradually completing, it is not necessary to it is first prefabricated, then lifted using large-scale plant equipment, and the structure of various compositions
It can repeatedly utilize, reduce production cost, improve construction income.
The present invention when work, is realized by the above-mentioned hyperbolic arch bridge bracket for being related to obtain by basic platform
Support to superstructure, then it is supported using vertical support piece, by horizontal support piece, can be obtained in the height direction
The support frame higher to structural strength, and sleeper is arranged on horizontal support piece, curved surface can be adjusted, reach default
Curved surface, while then the template on sleeper can reach default curved surface, the also support with higher-strength, while entirely
Structure need not be prefabricated, also, it is not necessary to which large-scale machinery is lifted, the requirement for construction environment is relatively low, and each
The structure of composition can be utilized repeatedly, reduce production cost, improve construction income.
Brief description of the drawings
, below will be to required use in embodiment in order to illustrate more clearly of the technical scheme of embodiment of the present invention
Accompanying drawing be briefly described, it will be appreciated that the following drawings illustrate only certain embodiments of the present invention, therefore be not to be seen as
It is the restriction to scope, for those of ordinary skill in the art, on the premise of not paying creative work, can be with root
Other related accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the structural representation for the hyperbolic arch bridge bracket that embodiment of the present invention provides；
Fig. 2 is the installation site signal of the horizontal support piece in the hyperbolic arch bridge bracket that embodiment of the present invention provides
Figure；
Fig. 3 is the structural representation of the connector in the hyperbolic arch bridge bracket that embodiment of the present invention provides；
Fig. 4 is the structure that the sleeper in the hyperbolic arch bridge bracket that embodiment of the present invention provides connects with horizontal support piece
Schematic diagram.
Icon：100- hyperbolic arch bridge brackets；110- templates；120- sleepers；130- horizontal support pieces；131- locating parts；
140- connectors；150- vertical support pieces；151- reinforcers；160- basic platforms；161- installation portions.
Embodiment
To make the purpose, technical scheme and advantage of embodiment of the present invention clearer, implement below in conjunction with the present invention
Accompanying drawing in mode, the technical scheme in embodiment of the present invention is clearly and completely described, it is clear that described reality
The mode of applying is a part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, ability
The every other embodiment that domain those of ordinary skill is obtained under the premise of creative work is not made, belongs to the present invention
The scope of protection.Therefore, below the detailed description of the embodiments of the present invention to providing in the accompanying drawings be not intended to limit will
The scope of the present invention of protection is sought, but is merely representative of the selected embodiment of the present invention.Based on the embodiment in the present invention,
The every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made, belong to this
Invent the scope of protection.
In the description of the invention, it is to be understood that the term of indicating position or position relationship is based on shown in accompanying drawing
Orientation or position relationship, be for only for ease of the description present invention and simplify description, rather than instruction or imply signified equipment
Or element there must be specific orientation, with specific azimuth configuration and operation, therefore it is not considered as limiting the invention.
In the present invention, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " fixation " etc.
Term should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integrally；Can be that machinery connects
Connect or electrically connect；Can be joined directly together, can also be indirectly connected by intermediary, can be in two elements
The connection in portion or the interaction relationship of two elements.For the ordinary skill in the art, can be according to specific feelings
Condition understands the concrete meaning of above-mentioned term in the present invention.
In the present invention, unless otherwise clearly defined and limited, fisrt feature can be with or below second feature
Directly contacted including the first and second features, can also include the first and second features not be direct contact but by them it
Between other characterisation contact.Moreover, fisrt feature is on second feature, top and above to include fisrt feature special second
Directly over sign and oblique upper, or be merely representative of fisrt feature level height and be higher than second feature.Fisrt feature second feature it
Under, lower section and fisrt feature included below are immediately below second feature and obliquely downward, or be merely representative of fisrt feature level height
Less than second feature.
Embodiment one
Present embodiments provide a kind of hyperbolic arch bridge bracket erection method, this hyperbolic arch bridge bracket erection method bag
Include following steps：
Basic platform is set up, multiple spaced vertical support pieces are set up on basic platform；
Multiple spaced horizontal support pieces are set up between adjacent vertical support piece；
A plurality of spaced sleeper is set up on horizontal support piece, away from cross-brace on a plurality of spaced sleeper
The one side of part forms default curved surface；
Set up template on sleeper, the one side fitting of the upper remote horizontal support piece of template and sleeper.
It is that basic platform is set up first, according to the landform of reality, basic platform can be ridden upon in water.
The vertical support piece that basic platform is set up above, the material of steel construction can be used, specifically, structure can be used
Intensity reaches the steel pipe of requirement.
Vertical support piece can be distributed into the mode of matrix distribution, fixed between vertical support piece and horizontal support piece
Connection, specific connected mode can be connected by screw bolts or weld.
By way of this set up, there can be basic platform progressively to be built upwards, so as to reduce large scale computer
The application of tool, the scope of application is improved, reduce construction cost.
In preferred embodiments of the present invention, connector, connector are added between horizontal support piece and vertical support piece
One end be fixedly connected with horizontal support piece, the other end of connector connects with vertical support piece.
It is this because the material of the vertical support piece that can be used in building site is typically the materials such as steel cylinder or I-steel
The face at material both ends and the bearing of trend of vertical support piece are vertical, and the bearing of trend of horizontal support piece and vertical support piece are prolonged
It is in angle between 0 ° -90 ° to stretch between direction, so as to can cause the contact area between vertical support piece and horizontal support piece compared with
Small, after it is fixedly connected, in the position of contact surface, stress is easily concentrated, and easily causes fracture, and by connector, can be with
So that there is larger contact area between horizontal support piece and connector, equally have between vertical support piece and connector larger
Contact area, so as to reduce stress concentration, improve the structural stability connected between vertical support piece and horizontal support piece.
In preferred embodiments of the present invention, before template is ridden upon on sleeper, pre-molding is carried out to template.
After pre-molding is carried out to template so that template has certain radian, so as to remote in template and sleeper
The face of horizontal support piece is easier to be bonded, and reduces the difficulty of construction, also, pass through pin or iron nail between sleeper and template
Connection, template are carried out after pre-molding, it is possible to reduce the power being located remotely from each other between template and sleeper, improve template and sleeper it
Between the structural stability that connects, the situation for reducing template tilting occurs.
The beneficial effect for the hyperbolic arch bridge bracket erection method that the present embodiment provides is when work, to pass through elder generation
Basic platform is set up, then progressively sets up the side of vertical support piece and horizontal support piece and sleeper and template on basic platform again
Formula is set up, and whole process, is gradually completing, it is not necessary to and it is first prefabricated, then lifted using large-scale plant equipment, and
The structure of various compositions can be utilized repeatedly, reduce production cost, improve construction income.
Embodiment two
A kind of hyperbolic arch bridge bracket 100 is present embodiments provided, refers to Fig. 1, Fig. 2, Fig. 3 and Fig. 4, this hyperbolic
Line arch bridge support 100 includes：
Basic platform 160, basic platform 160 are arranged on installation portion 161；
Vertical support piece 150, vertical support piece 150 are arranged to multiple, are arranged at intervals between multiple vertical support pieces 150,
One end of vertical support piece 150 is fixedly connected with the installation portion 161 on basic platform 160；
Horizontal support piece 130, horizontal support piece 130 are arranged to multiple, are arranged at intervals between multiple horizontal support pieces 130；
Sleeper 120, sleeper 120 are arranged to multiple, are arranged at intervals between multiple sleepers 120, one end of sleeper 120 and transverse direction
Support member 130 connects, and the other end of sleeper 120 is arranged to curved surface, and one end that curved surface is arranged on sleeper 120 forms default song
Face；
One end fitting of curved surface is arranged on template 110, template 110 and sleeper 120.
Basic platform is first set up, according to the landform of reality, basic platform can also be ridden upon in water, on basic platform
Vertical support piece 150, it can weld, can also be carried out by the way of flange and bolt with the installation portion 161 on basic platform
Connection, it is only necessary to which basic platform is fixedly connected with vertical support piece 150.
Horizontal support piece 130 is set up in vertical support piece 150, horizontal support piece 130 rides upon adjacent vertical supporting
Between part 150, certain angle is presented in horizontal support piece 130 and horizontal plane, so that remote on horizontal support piece 130
The one side of vertical support piece 150 forms fold-line-shaped.
Lay railway sleepers 120 on horizontal support piece 130, sleeper 120 can use steel or timber be made, and use
Timber is made, and because its plasticity is higher, and the cost of raw material is relatively low, can repeatedly utilize, and can effectively reduce and apply
Work cost, on sleeper 120 and the remote one side of horizontal support piece 130 forms default curved surface, so as to be carried for the installation of template 110
For a firm, suitable platform of shape.
Template 110 is arranged on sleeper 120, because the one side away from horizontal support piece 130 is arranged to default on sleeper 120
Curved surface, template 110 is needed and sleeper 120 is bonded, easy for construction, and large-scale machinery is not needed in whole process
Lifted, save construction cost, reduce difficulty of construction.
In preferred embodiments of the present invention, reinforcer 151 is additionally provided between adjacent vertical support piece 150, is strengthened
The both ends of part 151 connect with adjacent vertical support piece 150 respectively.
Reinforcer 151 can to link together between vertical support piece 150, so that vertical support piece
Position between 150 is fixed, and the situation for reducing the lateral displacement of vertical support piece 150 occurs.
In preferred embodiments of the present invention, there is crossbeam in vertical support piece 150, crossbeam is arranged on vertical support piece
One end away from basic platform 160 on 150.
The crossbeam set in vertical support piece 150, horizontal support piece 130 can be caused to ride upon on crossbeam, so as to
The purpose of more horizontal support piece 130 can be supported using less vertical support piece 150 by reaching, so as to effectively improve
Horizontal support piece 130 reduces the moment of torsion that sleeper 120 is subject to, improves the Stability Analysis of Structures of sleeper 120 to the bearing capacity of sleeper 120
Property.
In preferred embodiments of the present invention, connector is provided between horizontal support piece 130 and vertical support piece 150
140, one end of connector 140 is fixedly connected with horizontal support piece 130, and the other end and vertical support piece 150 of connector 140 are solid
Fixed connection.
The both ends of connector 140 could be arranged to the larger form of area, so that the both ends of connector 140 are respectively and horizontal
When connection to support member 130 and vertical support piece 150, it connects between horizontal support piece 130 and vertical support piece 150
The area connect is larger, so as to realize that the stress of tie point between horizontal support piece 130 and connector 140 is not easy to collect
In, and the stress of tie point is also not easy to concentrate between vertical support piece 150 and connector 140, can effectively improve horizontal branch
The structural strength connected between support member 130 and vertical support piece 150, improve structural stability.
In preferred embodiments of the present invention, connector 140 is arranged to tri-prismoid, is arranged to the connector of tri-prismoid
140 side and transverse connection 140 connect, and another side and vertical connector 140 connect.
Connector 140 is arranged to tri-prismoid, can be very good to agree with transverse connection 140 and vertical connector 140 it
Between space, can make it that the connection between transverse connection 140 and vertical connector 140 is more firm.
In preferred embodiments of the present invention, the bearing of trend of sleeper 120 and the bearing of trend of horizontal support piece 130 hang down
Directly, sleeper 120 is across multiple spaced horizontal support pieces 130.
The bearing of trend of sleeper 120 and the bearing of trend of horizontal support piece 130 are vertical, can be counted in horizontal support piece 130
Measure it is less in the case of lay a fairly large number of sleeper 120, so as to which the quantity of sleeper 120 can not be counted by horizontal support piece 130
The limitation of amount, so that setting up more flexible.
In preferred embodiments of the present invention, there is locating part 131 on horizontal support piece 130, locating part 131 is used to fix
The position of sleeper 120.
Specifically, in the present embodiment, locating part 131 is arranged to flute profile, between locating part 131 and sleeper 120 interference match somebody with somebody
Close.
Locating part 131 can fix the position of sleeper 120 so that sleeper 120 on horizontal support piece 130 not
It can slide, so that the one side away from horizontal support piece 130 keeps a fixed shape on sleeper 120, be advantageous to
Holding to presetting curved surface, improve the precision of construction.
In preferred embodiments of the present invention, template 110 is bamboo slab rubber, and sleeper 120 is arranged to curved, the He of template 110
It is fixedly connected between sleeper 120 using pin.
Bamboo slab rubber is to decide to want framework and packing material with mao bamboon material, the building materials through high pressure into base, because bamboo slab rubber is hard
Degree is high, anti-folding, resistance to compression, steel form 110 has been instead of in many using areas, and because bamboo is easily to cultivate, grow into forest fast woods
Wood, 3 to five years cans, which are cut, draws, and timber can be replaced, so as to which bamboo slab rubber cost is relatively low.
It can be fixed between bamboo slab rubber and sleeper 120 using iron nail, can to connect between bamboo slab rubber and sleeper 120
Connect firmly, and it is easily disassembled, it may be repeated utilization.
The operation principle for the hyperbolic arch bridge bracket 100 that the present embodiment provides is when work, to pass through basic platform
160 realize the support to superstructure, are then supported in the height direction using vertical support piece 150, pass through horizontal branch
Support member 130, the higher support frame of structural strength can be obtained, and sleeper 120 is arranged on horizontal support piece 130, can be right
Curved surface is adjusted, and reaches default curved surface, while then the template 110 on sleeper 120 can reach default curved surface, also
Support with higher-strength, while total need not be prefabricated, also, it is not necessary to large-scale machinery is lifted, for
The requirement of construction environment is relatively low, and the structure of each composition can be utilized repeatedly, reduce production cost, improves construction
Income.
The preferred embodiment of the present invention is these are only, is not intended to limit the invention, for the technology of this area
For personnel, the present invention can have various modifications and variations.Within the spirit and principles of the invention, that is made any repaiies
Change, equivalent substitution, improvement etc., should be included in the scope of the protection.
Claims (10)
1. a kind of hyperbolic arch bridge bracket erection method, it is characterised in that comprise the following steps：
Basic platform is set up, multiple spaced vertical support pieces are set up on the basic platform；
Multiple spaced horizontal support pieces are set up between adjacent vertical support piece；
A plurality of spaced sleeper is set up on horizontal support piece, away from the cross-brace on a plurality of spaced sleeper
The one side of part forms default curved surface；
Set up template on sleeper, the one side fitting of the upper remote horizontal support piece of template and sleeper.
2. hyperbolic arch bridge bracket erection method according to claim 1, it is characterised in that in horizontal support piece and vertically
Connector is added between support member, one end of connector is fixedly connected with horizontal support piece, the other end of connector and vertical branch
Support member connects.
3. hyperbolic arch bridge bracket erection method according to claim 1, it is characterised in that ridden upon in template on sleeper
Before, pre-molding is carried out to template.
A kind of 4. hyperbolic arch bridge bracket, it is characterised in that including：
Basic platform, the basic platform are arranged on installation portion；
Vertical support piece, the vertical support piece are arranged to multiple, are arranged at intervals between multiple vertical support pieces, described perpendicular
It is fixedly connected to one end of support member with the installation portion on the basic platform；
Horizontal support piece, the horizontal support piece are arranged to multiple, are arranged at intervals between multiple horizontal support pieces；
Sleeper, the sleeper are arranged to multiple, are arranged at intervals between multiple sleepers, one end of the sleeper and the transverse direction
Support member connects, and the other end of the sleeper is arranged to curved surface, and one end that curved surface is arranged on the sleeper forms default curved surface；
One end fitting of curved surface is arranged on template, the template and the sleeper.
5. hyperbolic arch bridge bracket according to claim 4, it is characterised in that there is crossbeam in the vertical support piece,
The crossbeam is arranged on one end away from the basic platform in the vertical support piece.
6. hyperbolic arch bridge bracket according to claim 4, it is characterised in that the horizontal support piece and the vertical branch
Connector is provided between support member, one end of the connector is fixedly connected with the horizontal support piece, the connector it is another
One end is fixedly connected with the vertical support piece.
7. hyperbolic arch bridge bracket according to claim 6, it is characterised in that the connector is arranged to tri-prismoid,
A side for being arranged to the connector of tri-prismoid connects with the transverse connection, another side and described vertical
Connector connects.
8. hyperbolic arch bridge bracket according to claim 4, it is characterised in that the bearing of trend of the sleeper and the horizontal stroke
Vertical to the bearing of trend of support member, the sleeper is across multiple spaced horizontal support pieces.
9. the hyperbolic arch bridge bracket according to claim 4 or 8, it is characterised in that there is limit on the horizontal support piece
Position part, the locating part are used for the position for fixing the sleeper.
10. hyperbolic arch bridge bracket according to claim 4, it is characterised in that the template is bamboo slab rubber, the sleeper
Curved is arranged to, is fixedly connected between the template and the sleeper using pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711089753.4A CN107858912A (en) | 2017-11-07 | 2017-11-07 | Hyperbolic arch bridge bracket erection method and hyperbolic arch bridge bracket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711089753.4A CN107858912A (en) | 2017-11-07 | 2017-11-07 | Hyperbolic arch bridge bracket erection method and hyperbolic arch bridge bracket |
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| Publication Number | Publication Date |
|---|---|
| CN107858912A true CN107858912A (en) | 2018-03-30 |
Family
ID=61701343
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711089753.4A Pending CN107858912A (en) | 2017-11-07 | 2017-11-07 | Hyperbolic arch bridge bracket erection method and hyperbolic arch bridge bracket |
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| CN (1) | CN107858912A (en) |
Cited By (3)
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| CN108797355A (en) * | 2018-06-20 | 2018-11-13 | 莫小雨 | A kind of arch bridge builds machinery and its builds construction method |
| CN109972537A (en) * | 2019-03-06 | 2019-07-05 | 安徽省公路桥梁工程有限公司 | The construction method of double curvature arched bridge combined type ruggedized construction |
| CN110219239A (en) * | 2019-06-20 | 2019-09-10 | 邵长专 | A kind of manufacturing method of sectional type bamboo bridge guardrail, prefabricated bamboo bridge and bamboo bridge |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108797355A (en) * | 2018-06-20 | 2018-11-13 | 莫小雨 | A kind of arch bridge builds machinery and its builds construction method |
| CN109972537A (en) * | 2019-03-06 | 2019-07-05 | 安徽省公路桥梁工程有限公司 | The construction method of double curvature arched bridge combined type ruggedized construction |
| CN109972537B (en) * | 2019-03-06 | 2020-10-30 | 安徽省公路桥梁工程有限公司 | Construction method of composite reinforced structure of double-arch bridge |
| CN110219239A (en) * | 2019-06-20 | 2019-09-10 | 邵长专 | A kind of manufacturing method of sectional type bamboo bridge guardrail, prefabricated bamboo bridge and bamboo bridge |
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Address after: 210000 4, building 223, Shui Simen street, Jianye District, Nanjing, Jiangsu. Applicant after: Jiangsu Yan Ning Engineering Science and Technology Group Co., Ltd. Address before: 210000 4, building 223, Shui Simen street, Jianye District, Nanjing, Jiangsu. Applicant before: Jiangsu Yearning Construction Co., Ltd. |
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