CN206887664U - Widened structure is spliced based on assembled template new and old roadbed light soil - Google Patents
Widened structure is spliced based on assembled template new and old roadbed light soil Download PDFInfo
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- CN206887664U CN206887664U CN201720708869.0U CN201720708869U CN206887664U CN 206887664 U CN206887664 U CN 206887664U CN 201720708869 U CN201720708869 U CN 201720708869U CN 206887664 U CN206887664 U CN 206887664U
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Abstract
It the utility model is related to a kind of assembled template new and old roadbed light soil that is based on and splice widened structure, mainly including former embankment, embankment stake, sash beam, prefabricated side slope plate, prefabricated side bar, T-shaped shearing-resistant member, light soil.Former side slope of embankment excavates stepped, and T-shaped shearing-resistant member is set at step；New embankment bottom sets embankment stake, and stake top is sash beam, and horizontal strip drainage blanket is equidistantly laid in sash beam, and sash beam end is connected with prefabricated side bar, the prefabricated side slope plate of installation in prefabricated side bar；Prefabricated side slope plate bottom is anchored with prefabricated side bar, and top is connected by permanent pull bar with the jacking at the top of former embankment；New embankment roadbed is light soil, and reinforced mesh is provided with light soil；It is new supercrust at the top of light soil, prefabricated guardrail base is provided with new supercrust.Embankment widened structure new and old roadbed joining place shear resistance involved by the utility model is strong, and stability is good.
Description
Technical field
A kind of jointing of new and old roadbed widened structure is the utility model is related to, it is more particularly to a kind of to be based on assembled template the old and new
Roadbed light soil splices widened structure, can strengthen new and old roadbed binding site intensity, strengthen the overall resistance to deformation energy of subgrade and pavement
Power, prevent pavement cracking.Belong to highway engineering field, suitable for old road reconstruction and extension project, especially suitable for soft clay area Gao Lu
Dike road widening.
Background technology
In recent years, developing rapidly with China's economy, traffic volume of highway cumulative year after year, the volume of traffic of some highways have connect
Nearly saturation flow, on the other hand, to meet growing transport need and social development needs, highway reconstruction and expansion project is increasingly
It is more.Though these projects have higher Technological Economy value to improving category of roads and improving road network structure, due to Jiu Lu roads
The settlement difference of Di Hexin roads embankment, cause new former embankment junction the construction qualities such as pavement cracking, local subsidence easily occur and ask
Topic.
For the differential settlement amount strengthened the combination of new-old pavement, effectively control new-old concrete bond, has more place at present
Reason method, it common are and use step excavation at new former road embankment loading, laying Application of geosynthetics-reinforced layer, using light filler
The project slash such as railway embankment.Wherein, step excavation is excavated in the range of old road embankment fill material at new former road embankment loading
Step, the method construction is simple, the bonding strength at new former road embankment loading can be strengthened to a certain extent；Geosynthetics is set
Reinforcement cushion, reinforced soil embankment are that the materials such as GSZ, reinforced mesh are laid in the range of new embankment fill material, with reinforcer
Globality and intensity；Light road bank, which fills, can largely to be mitigated as embankment fill material, the method using light filler
The weight of new railway embankment, reduce and newly fill out additional stress of the embankment to former embankment basis.But it is directed to the high embankment roadbed in soft clay area
Widening Construction, above-mentioned measure is already insufficient, and after high embankment roadbed widening, new and old roadbed differential settlement is still obvious,
Especially widening side, old roadbed side slope scope differential settlement is obvious, produce catastrophe point, easily herein produce unequal settlement crack and
Slide shear surface.If not taking special measure, differential settlement destructive power is still larger after the work of junction, needs primary study, control
System.
Therefore, it is high to need a kind of efficiency of construction of utility model badly at present, while the old and new's embankment non-deformability is strong, settlement after construction
The new and old roadbed widened structure that small and economic technology benefit protrudes.The utility model uses in new and old roadbed and road surface binding site
Step is dug, T-shaped shearing-resistant member is installed, while embankment stake is set in bottom, and again with prefabricated side slope plate rapid shaping.At present in practice
See, effect is significant, can strengthen new and old roadbed binding site intensity, strengthens the overall non-deformability of subgrade and pavement, is prevented
Only pavement cracking, speed of application is fast, and economic technology benefit protrudes.
The content of the invention
The purpose of this utility model is to provide a kind of efficiency of construction height, while it is strong to strengthen new and old roadbed binding site
Degree, strengthen the overall non-deformability of subgrade and pavement, prevent pavement cracking, and the roadbed widening structure that economic technology benefit protrudes
And construction method.
To realize above-mentioned technical purpose, the utility model employs following technical scheme：
One kind is based on assembled template new and old roadbed light soil splicing widened structure, it is characterised in that mainly including former road
Dike, embankment stake, sash beam, prefabricated side slope plate, prefabricated side bar, T-shaped shearing-resistant member and light soil；Former side slope of embankment is excavated into step
Shape, T-shaped shearing-resistant member is set at step；New embankment bottom sets embankment stake, and stake top is sash beam, is equidistantly laid in sash beam horizontal
To strip drainage blanket, sash beam end is connected with prefabricated side bar, the prefabricated side slope plate of installation in prefabricated side bar；Prefabricated side slope plate bottom
Portion is anchored with prefabricated side bar, and top is connected by permanent pull bar with the jacking at the top of former embankment；New embankment roadbed is light soil,
Reinforced mesh is provided with light soil；It is new supercrust at the top of light soil, prefabricated guardrail base is provided with new supercrust.
Further, described T-shaped shearing-resistant member surface is with holes, by the preformed hole of top surface and side install soil nailing with
Former embankment excavation face is fixed, and the tongue and groove that neighbouring T-shaped shearing-resistant member is set by lap-joint is engaged, and using through oblique
Muscle is integral by all T-shaped shearing-resistant member series connection.
Described sash beam is monolithic reinforced concrete structure, and sash beam is reserved with inverted T-shaped sky at new embankment toe end
Heart groove.
Described prefabricated side bar is provided with oblique rim of a cup, and oblique rim of a cup top is expansion type rim of a cup, and expansion type rim of a cup bottom is pre-
Connecting screw is buried, reserves drainage channel in prefabricated side bar, prefabricated side bar bottom is provided with T-shaped linkage section.
Described prefabricated side slope plate bottom is provided with wing plate, and screw hole is reserved on wing plate, and prefabricated side slope plate backfill side is uniformly set
Put reinforced mesh and shelve plate and interior side stringer, opposite side sets outside sash beam.
Long filament sleeve pipe is preset in the L-shaped structure of described jacking, side, and jacking is anchored by screw rod and bottom T-shaped shearing-resistant member
Connection.
Guardrail base connecting screw is embedded with described prefabricated guardrail base.
The above-mentioned construction method based on assembled template new and old roadbed light soil splicing widened structure, its main construction procedure
It is as follows：
1) preparation of construction：Construction area is marked according to construction drawing, carries out former domatic finishing, and domatic is excavated former into platform
Scalariform；
2) embankment stake is set：According to design drawing, powder-spray pile is set in relevant position as embankment stake；
3) cast-in-place sash beam and side bar construction：After powder-spray pile pile, in stake top formwork, sash beam is poured, and in regulation area
Horizontal strip drainage blanket is filled in domain；After sash beam form removal, prefabricated side bar is lifted in place, review axis；
4) T-shaped shearing-resistant member and jacking are installed：T-shaped shearing resistance is successively installed from the bottom to top in the step-like excavation face of former embankment
Part, T-shaped shearing-resistant member are anchored using soil nailing and former embankment, and top layer installation L-shaped jacking, jacking uses spiral shell with next layer of T-shaped shearing-resistant member
Bar anchors；
5) prefabricated side slope plate is installed：Prefabricated side slope plate is in place using loop wheel machine lifting, and lower end is embedded in prefabricated side bar and anchored,
Permanent pull bar is installed between upper end and L-shaped jacking and sets up interim strut；
6) reinforced mesh is laid：Reinforced mesh from bottom to top with T-shaped shearing-resistant member fixed by pavement layer by layer, one end, and the other end is put
Put on prefabricated side slope plate；
7) lightweight earthen backfill：After the completion for the treatment of that reinforced mesh is reinforced, region is enclosed in prefabricated side slope plate and former embankment excavation face
Inside pour foam concrete；
8) new top course construction：Lightweight earthen backfill is completed the new supercrust of after-pouring, pre-buried guardrail precast base in basic unit,
After the completion for the treatment of maintenance construction, guardrail is installed；
9) greening operation in side slope sash beam：After the completion of above-mentioned construction, the soil moved in improve the original grass planting in side slope sash beam.
The utility model has the characteristics of following and beneficial effect：
(1) new and old roadbed joining place excavates stepped, sets T-shaped shearing-resistant member at step, is aided with soil nailing and fixes, and utilize
All T-shaped shearing-resistant members are linked to be entirety through diagonal bar, strengthen the globality of new and old roadbed；Simultaneously embankment is set below new embankment
Stake, embankment stake top portion sets sash beam, and sets horizontal strip drainage blanket, improves embankment stability, and embankment sinks after reducing work
Drop.
(2) new side slope of embankment uses prefabricated assembled slope panel, and lateral overlap forms grass planting sash, and inner side is evenly arranged with
Ribs and reinforced mesh shelve plate, and slope panel top is provided with temporary support steel pipe and permanent pull bar, slope panel and old road
Light soil is backfilled between dike, stability is good, and efficiency of construction is high, short time limit.
(3) new embankment sets prefabricated guardrail base, and roadside guardrail directly passes through the screw rod in lower end wing plate and precast base
Anchoring, then fill concrete, quick construction, conveniently.
Brief description of the drawings
Fig. 1 is that the utility model is based on assembled template new and old roadbed light soil splicing widened structure schematic diagram；
When Fig. 2 is that the utility model does not backfill light soil based on assembled template new and old roadbed light soil splicing widened structure
Structural representation；
Fig. 3 is prefabricated side slope plate bottom and side bar connection diagram in the utility model；
Fig. 4 is guardrail scheme of installation in the utility model；
Fig. 5 is stake top sash girder construction top view in the utility model.
In figure：1- original roadbed grounds, 2- original roadbed bed courses, 3- original roadbeds, 4- originals road surface, 5- soil nailings, 6- jackings fix spiral shell
Bar, 7- long filament sleeve pipes, 8-L shape jackings, 9-T shape shearing-resistant members, the new embankments of 10-, the permanent pull bars of 11-, 12- top surfaces anti-filter geotechnique
Cloth, the prefabricated guardrail bases of 13-, 14- guardrails, side stringer in 15-, 16- slope plants, the prefabricated side slope plates of 17-, 18- bar-mat reinforcements
Piece, sash beam on the outside of 19-, 20- light soils, 21- reinforced mesh shelve plate, 22- connection Short bolts, pouring concrete after 23- side bars,
The prefabricated side bars of 24-, 25- drainpipes, 26- embankment stakes, 27- run through diagonal bar, 28- bottom surfaces anti-filter geotextiles, 29- transverse direction strip drainings
Bed course, 30- stake top sash beams, the new road grounds of 31-, the provisional struts of 32-, 33- hold-doun nuts, 34- pre embedded bolts, the 35- wings
Plate, 36- filleting concrete, 37-T shape linkage sections, pouring concrete after 38- guardrails, 39- guardrail base connecting screws, 40- guardrails are consolidated
Determine nut, 41- guardrail bottom wing plates, 42- stake top sash beam backfills.
Embodiment
The precasting process requirement of prefabricated side slope plate, prefabricated side bar etc., lightweight earthen backfill are applied in present embodiment
Work technical requirements, the construction process requirement of embankment stake, slope plants species etc. are repeated no more, and emphasis is illustrated and the utility model is related to
Based on assembled template new and old roadbed light soil splicing widened structure construction embodiment.
Fig. 1 is that the utility model is based on assembled template new and old roadbed light soil splicing widened structure schematic diagram, and Fig. 2 is this
Utility model is based on structural representation when assembled template new and old roadbed light soil splicing widened structure does not backfill light soil, Fig. 3
It is prefabricated side slope plate bottom and side bar connection diagram in the utility model, Fig. 4 is guardrail scheme of installation in the utility model,
Fig. 5 is stake top sash girder construction top view in the utility model.Shown in reference picture 1 based on assembled template new and old roadbed lightweight
Soil splicing widened structure, mainly by former embankment, embankment stake 26, sash beam 30, prefabricated side slope plate 17, prefabricated side bar 24, T-shaped shearing resistance
Part 9, light soil 20 etc. form.
Former side slope of embankment excavates stepped, and T-shaped shearing-resistant member 9 is set at step；The surface of T-shaped shearing-resistant member 9 is with holes, by
Installation soil nailing 5 is fixed with former embankment excavation face in top surface and the preformed hole of side, and neighbouring T-shaped shearing-resistant member 9 passes through overlap joint
The tongue and groove for locating to set is engaged, and integral using all T-shaped shearing-resistant members 9 are connected through diagonal bar 27.
New embankment bottom sets embankment stake 26, and stake top is sash beam 30.Sash beam 30 is monolithic reinforced concrete structure, and
Sash beam 30 is reserved with inverted T-shaped groove at new embankment toe end.Horizontal strip drainage blanket is equidistantly laid in sash beam 30
29, sash beam end is connected with prefabricated side bar 24, and prefabricated side bar 24 is provided with oblique rim of a cup, and oblique rim of a cup top is expansion type cup
Mouthful, the pre-buried connecting screw in expansion type rim of a cup bottom reserves drainage channel in prefabricated side bar, and prefabricated side bar bottom is provided with T-shaped connection
Section.The prefabricated side slope plate 17 of installation in prefabricated side bar 24；The prefabricated bottom of side slope plate 17 anchors with prefabricated side bar 24, and top passes through permanent
Property pull bar 11 is connected with the jacking 8 at the top of former embankment；The prefabricated bottom of side slope plate 17 is provided with wing plate 35, and screw rod is reserved on wing plate 35
Hole, the prefabricated backfill of side slope plate 17 side are uniformly arranged reinforced mesh and shelve plate 21 and interior side stringer 15, and opposite side sets outer side frame
Lattice beam 19.Long filament sleeve pipe 7 is preset in 8 L-shaped structure of jacking, side, and jacking 8 is connected by screw rod and the anchoring of bottom T-shaped shearing-resistant member 9
Connect.
The new bottom of embankment 10 is light soil 20, and reinforced mesh 18 is provided with light soil 20；It is new supercrust at the top of light soil,
Prefabricated guardrail base 13 is provided with new supercrust.Guardrail base connecting screw 39 is embedded with prefabricated guardrail base 13.
The above-mentioned construction method based on assembled template new and old roadbed light soil splicing widened structure, key step are as follows：
1) preparation of construction：Construction area is marked according to construction drawing, carries out former domatic finishing, and domatic is excavated former into platform
Scalariform；
2) embankment stake is set：According to design drawing, powder-spray pile is set in relevant position as embankment stake 26；
3) cast-in-place sash beam and side bar construction：After powder-spray pile pile, in stake top formwork, sash beam 30 is poured, and providing
Horizontal strip drainage blanket 29 is filled in region；After sash beam form removal, prefabricated side bar 24 is lifted in place, checks axis；
4) T-shaped shearing-resistant member and jacking are installed：T-shaped shearing-resistant member is successively installed from the bottom to top in the step-like excavation face of former embankment
9, T-shaped shearing-resistant member 9 is anchored using soil nailing 5 and former embankment, and top layer installation L-shaped jacking 8, jacking 8 is adopted with next layer of T-shaped shearing-resistant member 9
Anchored with screw rod；
5) prefabricated side slope plate is installed：Prefabricated side slope plate 17 is in place using loop wheel machine lifting, and lower end is embedded in prefabricated side bar 24 simultaneously
Anchoring, installs permanent pull bar 11 and sets up interim strut 32 between upper end and L-shaped jacking 8；
6) reinforced mesh is laid：Reinforced mesh 18 from bottom to top with T-shaped shearing-resistant member 9 fix by pavement layer by layer, one end, the other end
It is shelved on prefabricated side slope plate；
7) lightweight earthen backfill：After the completion for the treatment of that reinforced mesh 18 is reinforced, area is enclosed in prefabricated side slope plate and former embankment excavation face
Foam concrete is poured in domain；
8) new top course construction：Lightweight earthen backfill is completed the new supercrust of after-pouring, pre-buried guardrail precast base in basic unit
13, after the completion for the treatment of maintenance construction, guardrail 14 is installed；
9) greening operation in side slope sash beam：After the completion of above-mentioned construction, the soil moved in improve the original grass planting in side slope sash beam.Specifically apply
Work step is suddenly as follows：
Construction front lay marks construction area, and is repaired to former embankment is domatic, by former domatic excavation stepped, step
Wide 1000mm, introversion 3%；Stake machine is arranged to march into the arena after excavation, accurate measuring axis and stake position, and demarcated with bamboo stick or reinforcing bar, road
Dike stake 26 (Powder Spray Pile) expanded diameter is 600mm, a length of 12000mm of stake.
After embankment stake 26 is completed, smooth location, colligation sash beam steel, formwork, pours C25 concrete again, maintenance, shape
Into sash beam basis.The specification of sash beam 30 is 400mm × 400mm, is highly 80mm, and T words are reserved on the sash beam of toe end end
Shape groove, size are 300mm × 200mm, wide 50mm；And one wide 300mm transverse drainage band, draining are set every 10m
Band is mainly made up of gravel, backfill foundation soil in remaining sash beam.
After sash beam form removal, prefabricated side bar 24 is lifted in place, the T-shaped linkage section of prefabricated side bar 24 is embedded in the pre- of sash beam
Stay in groove, and check side bar axis, control errors are in the reasonable scope.The wherein prefabricated specification of side bar 24 is 600mm × 600mm,
Inside is provided with 40 ° of oblique rims of a cup, the wide 150mm of rim of a cup, and oblique rim of a cup top is expansion type rim of a cup, expansion type cup mouth size 400mnm
× 120mm, expansion type rim of a cup are the pre-buried diameter 8mm in bottom connecting screw, and the draining that diameter 100mm is reserved in prefabricated side bar is led to
Road.
After side bar lifting, T-shaped shearing-resistant member 9, T-shaped shearing-resistant member are successively installed from the bottom to top in the step-like excavation face of former embankment
9 top surfaces and side wall dimensions are 600mm × 400mm, and wall thickness 20mm, T-shaped shearing-resistant member 9 is using soil nailing 5 and the anchoring of former embankment, top layer
L-shaped jacking 8, wide 600mm, high 400mm, wall thickness 20mm, jacking 8 and next layer of T-shaped shearing-resistant member 9 are installed using screw rod anchoring, and
Jacking side wall welds the long filament sleeve pipe 7 for setting internal diameter 16mm.
Prefabricated side slope plate 17 is equally in place using loop wheel machine lifting, and lower end is embedded in prefabricated side bar 24 and anchored, upper end and L-shaped
Diameter 16mm permanent pull bar 11 is installed between jacking and sets up interim strut 32；Then by reinforced mesh 18 from bottom to top by
Layer is mated formation, and one end is fixed with T-shaped shearing-resistant member 9, and the other end is shelved on prefabricated side slope plate.After the completion for the treatment of that reinforced mesh is reinforced,
Prefabricated side slope plate encloses the foam concrete that placing intensity in region is C3.0 with former embankment excavation face.
Lightweight earthen backfill is completed the new supercrust of after-pouring, in basic unit every the pre-buried specification of 3000mm for 150mm ×
150mm × 120mm concrete guardrail precast base 13, after the completion for the treatment of maintenance construction, guardrail 14 is installed, passes through guard rail rod bottom
The preformed hole of wing ring anchors with guardrail base pre embedded bolt 39, then recharge C20 concrete sealing grooves.
After the completion of above-mentioned construction, the soil moved in improve the original grass planting in side slope sash beam.
Claims (7)
1. one kind based on assembled template new and old roadbed light soil splicing widened structure, it is characterised in that mainly including former embankment,
Embankment stake (26), sash beam (30), prefabricated side slope plate (17), prefabricated side bar (24), T-shaped shearing-resistant member (9) and light soil (20)；It is former
Side slope of embankment excavates stepped, and T-shaped shearing-resistant member (9) is set at step；New embankment bottom sets embankment stake (26), and stake top is frame
Lattice beam (30), horizontal strip drainage blanket (29), sash beam end and prefabricated side bar (24) are equidistantly laid in sash beam (30)
It is connected, the prefabricated side slope plate (17) of installation in prefabricated side bar (24)；Prefabricated side slope plate (17) bottom anchors with prefabricated side bar (24), top
Portion is connected by permanent pull bar (11) with the jacking (8) at the top of former embankment；New embankment (10) roadbed is light soil (20), lightweight
Reinforced mesh (18) is provided with native (20)；It is new supercrust at the top of light soil, prefabricated guardrail base (13) is provided with new supercrust.
It is 2. according to claim 1 based on assembled template new and old roadbed light soil splicing widened structure, it is characterised in that
Described T-shaped shearing-resistant member (9) surface is with holes, is excavated by installing soil nailing (5) in the preformed hole of top surface and side with former embankment
Face is fixed, and the tongue and groove that neighbouring T-shaped shearing-resistant member (9) is set by lap-joint is engaged, and is used and run through diagonal bar (27)
All T-shaped shearing-resistant member (9) series connection are integral.
It is 3. according to claim 1 based on assembled template new and old roadbed light soil splicing widened structure, it is characterised in that
Described sash beam (30) is monolithic reinforced concrete structure, and sash beam (30) is reserved with inverted T-shaped sky at new embankment toe end
Heart groove.
It is 4. according to claim 1 based on assembled template new and old roadbed light soil splicing widened structure, it is characterised in that
Described prefabricated side bar (24) is provided with oblique rim of a cup, and oblique rim of a cup top is expansion type rim of a cup, the pre-buried company in expansion type rim of a cup bottom
Screw rod is connect, reserves drainage channel in prefabricated side bar, prefabricated side bar bottom is provided with T-shaped linkage section.
It is 5. according to claim 1 based on assembled template new and old roadbed light soil splicing widened structure, it is characterised in that
Described prefabricated side slope plate (17) bottom is provided with wing plate (35), and screw hole, prefabricated side slope plate (17) backfill are reserved on wing plate (35)
Side is uniformly arranged reinforced mesh and shelves plate (21) and interior side stringer (15), and opposite side sets outside sash beam (19).
It is 6. according to claim 1 based on assembled template new and old roadbed light soil splicing widened structure, it is characterised in that
Long filament sleeve pipe (7) is preset in described jacking (8) L-shaped structure, side, and jacking (8) passes through screw rod and bottom T-shaped shearing-resistant member (9)
Anchor connection.
It is 7. according to claim 1 based on assembled template new and old roadbed light soil splicing widened structure, it is characterised in that
Guardrail base connecting screw (39) is embedded with described prefabricated guardrail base (13).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720708869.0U CN206887664U (en) | 2017-06-16 | 2017-06-16 | Widened structure is spliced based on assembled template new and old roadbed light soil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720708869.0U CN206887664U (en) | 2017-06-16 | 2017-06-16 | Widened structure is spliced based on assembled template new and old roadbed light soil |
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| Publication Number | Publication Date |
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| CN206887664U true CN206887664U (en) | 2018-01-16 |
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ID=61319195
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108166347A (en) * | 2018-02-10 | 2018-06-15 | 山东省交通规划设计院 | A kind of widened structure and construction method applied to mountain highway barricade section |
| CN108316077A (en) * | 2018-02-08 | 2018-07-24 | 中交第二公路勘察设计研究院有限公司 | One kind underlies shallow embedding cave dwelling roadbed treatment structures and method |
| CN113403902A (en) * | 2021-06-23 | 2021-09-17 | 南京宝丽来园林景观工程有限公司 | Splicing widening structure for light soil of new and old roadbed based on assembled template |
| CN115341559A (en) * | 2022-08-25 | 2022-11-15 | 浙江交通职业技术学院 | Pre-buried reinforcerment system of newly-built road bed side slope |
-
2017
- 2017-06-16 CN CN201720708869.0U patent/CN206887664U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108316077A (en) * | 2018-02-08 | 2018-07-24 | 中交第二公路勘察设计研究院有限公司 | One kind underlies shallow embedding cave dwelling roadbed treatment structures and method |
| CN108166347A (en) * | 2018-02-10 | 2018-06-15 | 山东省交通规划设计院 | A kind of widened structure and construction method applied to mountain highway barricade section |
| CN108166347B (en) * | 2018-02-10 | 2023-08-25 | 山东省交通规划设计院 | Widening structure applied to mountain highway retaining wall section and construction method |
| CN113403902A (en) * | 2021-06-23 | 2021-09-17 | 南京宝丽来园林景观工程有限公司 | Splicing widening structure for light soil of new and old roadbed based on assembled template |
| CN115341559A (en) * | 2022-08-25 | 2022-11-15 | 浙江交通职业技术学院 | Pre-buried reinforcerment system of newly-built road bed side slope |
| CN115341559B (en) * | 2022-08-25 | 2024-01-26 | 浙江交通职业技术学院 | Pre-buried reinforcement system of newly-built road bed side slope |
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Address after: 212011 No. 300 Guantangqiao Road, Runzhou District, Zhenjiang City, Jiangsu Province Patentee after: JIANGSU ZHENJIANG ROAD AND BRIDGE ENGINEERING Co.,Ltd. Address before: 212004 No. 69 Nanshan Road, Zhenjiang City, Jiangsu Province Patentee before: ZHENJIANG ROAD & BRIDGE ENGINEERING Corp. |
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Denomination of utility model: Light soil splicing and widening structure of new and old subgrade based on prefabricated formwork Effective date of registration: 20221201 Granted publication date: 20180116 Pledgee: Bank of China Limited Zhenjiang Runzhou Branch Pledgor: JIANGSU ZHENJIANG ROAD AND BRIDGE ENGINEERING Co.,Ltd. Registration number: Y2022980024602 |