CN207295441U - A kind of Steel Bridge Deck Pavement disease is repaired composite structured - Google Patents
A kind of Steel Bridge Deck Pavement disease is repaired composite structured Download PDFInfo
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- CN207295441U CN207295441U CN201720543255.1U CN201720543255U CN207295441U CN 207295441 U CN207295441 U CN 207295441U CN 201720543255 U CN201720543255 U CN 201720543255U CN 207295441 U CN207295441 U CN 207295441U
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- bituminous epoxy
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- bridge deck
- steel bridge
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Abstract
The utility model discloses a kind of the composite structured of Steel Bridge Deck Pavement disease maintenance, bituminous epoxy layer, ballast grain sizes including being laid with successively from the bottom to top are partially embedded into bituminous epoxy layer in the metalling of 3 5mm, cold mixing bituminous epoxy layer, the cold mixing epoxy asphalt concrete layer of thickness 2.5cm, modified emulsifying asphalt layer, the 10 modified asphalt concrete layers of high-viscosity high-elasticity SMA that thickness is 3cm, the rubble in the metalling.A kind of composite structured part that can be used in repairing deck paving damage of Steel Bridge Deck Pavement disease maintenance of the utility model, retains the original structure layer of quality no problem；It is good using cold mixing bituminous epoxy and 3 5mm basaltic broken stone layers, interlaminar bonding；Using cold mixing bituminous epoxy, the transition of effective rigidity and flexible structure is realized, it is ensured that quality.
Description
Technical field
It the utility model is related to paving steel bridge deck technology, more particularly to a kind of maintenance of Steel Bridge Deck Pavement disease is compound
Structure.
Background technology
Two river bridge of fish mouth is open to the traffic within 2009, its bridge deck pavement structure layer is the double-deck hot mixed epoxy bitumens of 5.5cm
Concrete, through operation in a few years, particularly heavy-duty vehicle increased in recent years, and the diseases such as crack, pit slot occurs in bridge floor, sternly
Ghost image rings the durability of Steel Bridge Deck and the comfortable security of driving.Fig. 1 is former deck installation structure layer, double using 5.5cm
The hot mixed epoxy bitumen concrete of layer.Double-deck heat using former deck paving in 2015 mixes epoxy technologies and disease part is tieed up
Repair, by the operation of 1 year, the diseases such as pit slot, crack occurred in layout.In order to adapt to the modular repair of paving steel bridge deck, this Shen
Ask someone to explore the maintenance of paving steel bridge deck, devise a kind of the composite structured of Steel Bridge Deck Pavement disease maintenance, can
Above-mentioned technical problem is solved well.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of the composite structured of Steel Bridge Deck Pavement disease maintenance,
The indexs such as composite structured infiltration, frictional force, the flatness are detected and are satisfied by requiring, and the Steel Bridge Deck Pavement disease
Using former paving structure when maintenance composite structured solves modular repair double-deck hot mixed epoxy bitumen concrete pavement disease
It can not ensure mat formation durability and the technical problem for intensity of mating formation.
The utility model solves above-mentioned technical problem by following technological means：
The cold mixing that is composite structured, including being laid with successively from the bottom to top of the utility model Steel Bridge Deck Pavement disease maintenance
Bituminous epoxy layer, ballast grain sizes the metalling of 3-5mm, cold mixing bituminous epoxy layer, thickness 2.5cm cold mixing bituminous epoxy coagulation
Soil layer, modified emulsifying asphalt layer, the SMA-10 modified asphalt concrete layers that thickness is 3cm, every rubble is extremely in the metalling
Rare 1/3 volume is embedded into cold mixing bituminous epoxy layer.
Further, the density of the cold mixing bituminous epoxy layer is ρ1, the thickness of the cold mixing bituminous epoxy layer is
L1, then L1Meet the following formula：L1=0.6kg/ ㎡ ÷ ρ 1.
Further, the density of the cold mixing bituminous epoxy layer is ρ2, the thickness of the cold mixing bituminous epoxy layer is L2, then L2
Meet the following formula：L2=1kg/ ㎡ ÷ ρ 2.
Further, rubble completely paving rate reaches 78-82% in the metalling.
Further, the rubble of the metalling comes from basalt.
The beneficial effects of the utility model：The utility model Steel Bridge Deck Pavement disease is repaired composite structured, including
The cold mixing bituminous epoxy layer that is laid with successively from the bottom to top, ballast grain sizes 3-5mm metalling, cold mixing bituminous epoxy layer, thickness
Cold mixing epoxy asphalt concrete layer, modified emulsifying asphalt layer, the SMA10 modified pitch that thickness is 3cm high-viscosity high-elasticities of 2.5cm
Concrete layer, the rubble in the metalling are partially embedded into cold mixing bituminous epoxy layer.The utility model Steel Bridge Deck Pavement
The composite structured part that can be used in repairing deck paving damage of disease maintenance, retains the original structure layer of quality no problem；
It is good using cold mixing bituminous epoxy and 3-5mm basaltic broken stone layers, interlaminar bonding；Using cold mixing bituminous epoxy, realize effective firm
The transition of property and flexible structure, it is ensured that quality.
Brief description of the drawings
Fig. 1 is the structure diagram of double-deck hot mixed epoxy bitumen concrete pavement structure sheaf；
Fig. 2 is a kind of composite structured structure diagram of Steel Bridge Deck Pavement disease maintenance of this practicality.
Embodiment
The utility model is described in detail below with reference to attached drawing：
Former bridge deck structure layer, as shown in Figure 1, for be laid with successively from the bottom to top on Steel Bridge Deck 1 anticorrosive coating 2, waterproof
Tack coat 3, lower floor 4 of mating formation, tack coat 5 and upper strata 6 of mating formation, wherein, anticorrosive coating uses epoxy zinc-rich paint, and water-proof tack coat is adopted
Bituminous epoxy tack coat, the epoxy asphalt concrete that lower floor is 2.5cm thickness of mating formation, tack coat is bituminous epoxy tack coat,
Upper strata of mating formation is 2.5cm thickness epoxy asphalt concretes.Paving steel bridge deck original structure layer is the double-deck hot mixed epoxy bitumen coagulations of 5.5cm
Soil, through operation in a few years, particularly heavy-duty vehicle increased in recent years, and the diseases such as crack, pit slot, serious shadow occurs in bridge floor
Ring the durability of Steel Bridge Deck and the comfortable security of driving.
The composite structured of Steel Bridge Deck Pavement disease maintenance in the present embodiment is to being carried out at former bridge floor pit slot disease
Repairing, as shown in Fig. 2, in the present embodiment Steel Bridge Deck Pavement disease maintenance it is composite structured, be included on Steel Bridge Deck 1 by
Under the supreme cold mixing bituminous epoxy layer 7 being laid with successively, ballast grain sizes 4mm metalling 8, cold mixing bituminous epoxy layer 9, thickness
Cold mixing epoxy asphalt concrete layer 10, modified emulsifying asphalt layer 11, the thickness of 2.5cm is modified for the SMA-10 of 3cm high-viscosity high-elasticities
Asphalt concrete layer 12, the rubble in the metalling use basalt, and rolled broken stone when mating formation, and ensure in the metalling
The volume of every rubble at least 1/3 is embedded into cold mixing bituminous epoxy layer.
The composite structured of Steel Bridge Deck Pavement disease maintenance is that bituminous epoxy part is cold mixing, SMA10 asphalts
For high-viscosity asphalt mixture, for its paving material more than 170 DEG C, its process is that Steel Bridge Deck steel plate is carried out impeller blasting → sprinkling
Bituminous epoxy 0.6kg/ ㎡ or so → spreading 3-5mm rubbles completely paving rate up to 80% → sprinkling cold mixing bituminous epoxy 1kg/ ㎡ or so →
Pave 2.5cm cold mixings epoxy asphalt concrete → spraying modified emulsified asphalt 0.5kg/ ㎡ or so →, and pave 3cm high-viscosity high-elasticities
SMA10 modified asphalt concretes.
Applicant carries out several direct putting type high adhered modification agent laboratory test, final selected mobile quality by many experiments
Best SMA-10 modified asphalt concretes are used for engineering, its dynamic stability is up to 7000 times/more than mm.
Above example is merely intended for describing the technical solutions of the present application, but not for limiting the present application, although with reference to preferred embodiment pair
The utility model is described in detail, it will be understood by those of ordinary skill in the art that, can be to the technology of the utility model
Scheme technical scheme is modified or replaced equivalently, without departing from the objective and scope of technical solutions of the utility model, it should all cover
Among the right of the utility model.
Claims (5)
1. a kind of Steel Bridge Deck Pavement disease maintenance is composite structured, it is characterised in that：Including what is be laid with successively from the bottom to top
Cold mixing bituminous epoxy layer, ballast grain sizes the metalling of 3-5mm, cold mixing bituminous epoxy layer, thickness 2.5cm cold mixing bituminous epoxy
Concrete layer, modified emulsifying asphalt layer, thickness are 3cm high-viscosity high-elasticity SMA-10 modified asphalt concrete layers, in the metalling
Rubble be partially embedded into bituminous epoxy layer.
2. a kind of Steel Bridge Deck Pavement disease maintenance according to claim 1 is composite structured, it is characterised in that：It is described
The density of cold mixing bituminous epoxy layer is ρ1, the thickness of the cold mixing bituminous epoxy layer is L1, then L1Meet the following formula：L1=
0.6kg/㎡÷ρ1。
3. a kind of Steel Bridge Deck Pavement disease maintenance according to claim 2 is composite structured, it is characterised in that：It is described
The density of cold mixing bituminous epoxy layer is ρ2, the thickness of the cold mixing bituminous epoxy layer is L2, then L2Meet the following formula：L2=
1kg/㎡÷ρ2。
4. a kind of Steel Bridge Deck Pavement disease maintenance according to claim 3 is composite structured, it is characterised in that：It is described
Rubble completely paving rate reaches 78-82% in metalling.
5. a kind of Steel Bridge Deck Pavement disease maintenance according to claim 4 is composite structured, it is characterised in that：It is described
The rubble of metalling comes from basalt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720543255.1U CN207295441U (en) | 2017-05-16 | 2017-05-16 | A kind of Steel Bridge Deck Pavement disease is repaired composite structured |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720543255.1U CN207295441U (en) | 2017-05-16 | 2017-05-16 | A kind of Steel Bridge Deck Pavement disease is repaired composite structured |
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| CN207295441U true CN207295441U (en) | 2018-05-01 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110219240A (en) * | 2019-06-20 | 2019-09-10 | 安徽建开建设工程有限公司 | Bituminous epoxy paving steel bridge deck method |
-
2017
- 2017-05-16 CN CN201720543255.1U patent/CN207295441U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110219240A (en) * | 2019-06-20 | 2019-09-10 | 安徽建开建设工程有限公司 | Bituminous epoxy paving steel bridge deck method |
| CN110219240B (en) * | 2019-06-20 | 2021-05-25 | 安徽建开建设工程有限公司 | Epoxy asphalt steel bridge deck pavement method |
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