CN104047621B - Based on the maximum section of passenger flow adit construction method of top small interval basement excavation condition - Google Patents
Based on the maximum section of passenger flow adit construction method of top small interval basement excavation condition Download PDFInfo
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- CN104047621B CN104047621B CN201310080820.1A CN201310080820A CN104047621B CN 104047621 B CN104047621 B CN 104047621B CN 201310080820 A CN201310080820 A CN 201310080820A CN 104047621 B CN104047621 B CN 104047621B
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Abstract
The invention discloses a kind of maximum section of passenger flow adit construction method based on top small interval basement excavation condition, comprise the following steps: step one, construction shaft, and open ingate in described vertical shaft bottom side direction, simultaneously along described ingate excavation transverse passage-way; Step 2, two lining structures are set in described transverse passage-way to the crown arch springing place of described transverse passage-way, have been horizontally disposed with two lining top boards at described crown arch springing place, serve as a contrast fill concrete in vault cavity that top boards and described vault enclose formation toward described two; Step 3, according to designing requirement, the implementation condition of the space enclosing structure of reserved upper cover property foundation ditch above described two lining top boards; Step 4, complete other interval construction workings of described transverse passage-way.The present invention can interval structure under construction ground in advance, and need not limit by the engineering method and duration of building upper cover property in advance, and effectively strengthens its anti-floating ability, can construct the transverse passage-way of maximum section of passenger flow under the small interval basement excavation condition of top.
Description
Technical field
The present invention relates to underground structure technical field of construction, particularly relate to a kind of maximum section of passenger flow adit construction method based on top small interval basement excavation condition.
Background technology
City underground is positioned at transport hub mostly, and ground is built maybe by intensive for the building of exploitation, and especially in recent years, along with the increase of subway line, the situation of building upper cover property above subway station or interval in advance increases gradually.At present conventional construction is that underground building combines with surface structures, Synchronization Design, synchronous construction, and this just causes both construction period and construction and influences each other and mutually restrict.And simultaneously because interval is buried underground comparatively dark, adopt top board between cut and cover tunneling back zone to be flat-top, in the thicker situation of earthing, top board structure is thicker, uneconomical.Therefore the interval construction of the existing big cross section building upper cover property in advance mostly need to coordinate both construction period and construction method, and due to interval buried depth comparatively dark, adopt top plate earth-covering between cut and cover tunneling back zone thicker, cause top board thicker, backfill earthing is many.
Therefore, those skilled in the art is devoted to develop a kind of maximum section of passenger flow adit construction method based on top small interval basement excavation condition, overcome above deficiency, and be, under the condition of small interval, meet the requirement of the opposing buoyancy of upper cover property bottom the transverse passage-way top of construction complete with the upper cover property of building in advance.
Summary of the invention
Because the above-mentioned deficiency of prior art, the present invention proposes one can interval structure under construction ground in advance, and need not by the maximum section of passenger flow adit construction method based on top small interval basement excavation condition of the engineering method and duration restriction of building upper cover property in advance.
For achieving the above object, the invention provides a kind of maximum section of passenger flow adit construction method based on top small interval basement excavation condition, comprise the following steps:
Step one, construction shaft, and open ingate in described vertical shaft bottom side direction, simultaneously along described ingate excavation transverse passage-way.
Step 2, two lining structures are set in described transverse passage-way to the crown arch springing place of described transverse passage-way, have been horizontally disposed with two lining top boards at described crown arch springing place, serve as a contrast fill concrete in vault cavity that top boards and described vault enclose formation toward described two.
Step 3, according to designing requirement, the implementation condition of the space enclosing structure of reserved upper cover property foundation ditch above described two lining top boards.
Step 4, complete other interval construction workings of described transverse passage-way.
Preferably, described transverse passage-way is provided with just lining structure, abolishes described just lining structure by local after the top radial grouting of the inner implementation condition towards reserved described space enclosing structure of described transverse passage-way.
Preferably, the positions be in described transverse passage-way below described two lining top boards have also been horizontally disposed with two lining dividing plates, after completing steps four, then fill element soil in the cavity enclosing formation toward described two lining top boards, described two lining dividing plates and transverse passage-way inside wall.
Preferably, the implementation condition of space enclosing structure described in step 3 is above described two lining top boards, remain for the wide mounting groove of 0.8-1.0m that described space enclosing structure plugs in advance.
Beneficial effect of the present invention is as follows:
1) the present invention adopts shallow mining method, constructs respectively with upper cover property, need not limit by the engineering method and duration of building upper cover property in advance, and after Underground Construction completes, the upper cover property of building in advance can row construction more on schedule.
2) the present invention be especially applicable to being applied in construct between transverse passage-way top and upper cover property (basement) bottom surface, clear distance is little when, and the requirement of upper cover property opposing buoyancy can well be met by construction method of the present invention, the present invention, by effectively strengthening its anti-floating ability at the vault partially filled concrete of transverse passage-way, can construct the transverse passage-way of maximum section of passenger flow under the small interval basement excavation condition of top.
3) the present invention is also for space enclosing structure has reserved implementation condition, is conducive to constructing of later stage space enclosing structure, realizes space enclosing structure and is connected with the ingenious of transverse passage-way, effectively raise the security reliability of space enclosing structure.
4) the present invention has added two lining dividing plates, and serve as a contrast at two lining dividing plates and two and to fill plain native between top board, further increases the anti-floating ability of transverse passage-way.
Be described further below with reference to the technique effect of accompanying drawing to design of the present invention, concrete structure and generation, to understand object of the present invention, characteristic sum effect fully.
Accompanying drawing explanation
Fig. 1 is the maximum section of passenger flow adit construction method flow diagram of the present embodiment based on top small interval basement excavation condition.
The structural representation of the maximum section of passenger flow transverse passage-way of Fig. 2 constructed by step S1.
The structural representation of the maximum section of passenger flow transverse passage-way of Fig. 3 constructed by step S2.
The structural representation of the maximum section of passenger flow transverse passage-way of Fig. 4 constructed by step S3.
The structural representation of the maximum section of passenger flow transverse passage-way of Fig. 5 constructed by step S4.
Fig. 6 is the A-A sectional schematic diagram of Fig. 4.
Fig. 7 is the B place partial enlarged drawing of Fig. 4.
Fig. 8 is the further structural representation implementing the maximum section of passenger flow transverse passage-way formed of the present embodiment.
Detailed description of the invention
As shown in Figure 1, a kind of maximum section of passenger flow adit construction method based on top small interval basement excavation condition of the present embodiment, comprises the following steps:
Shown in step S1, composition graphs 2, construction shaft 1, and open ingate 2 in vertical shaft 1 bottom side direction, excavate transverse passage-way 3 along ingate 2 simultaneously.
Shown in step S2, composition graphs 3, the crown arch springing place of two lining structures to transverse passage-way 3 is set in transverse passage-way 3, has been horizontally disposed with two lining top boards 5 at described crown arch springing place, fill concrete in the vault cavity 6 enclosing formation toward two lining top boards 5 and described vault.Exemplary, two lining structures of the present embodiment are arranged on the transverse passage-way inside wall below described crown, the concrete that the present embodiment backfills in vault cavity 6 adopts plain concrete filling crown cavity 6 rearward end to act on the part (as shown in Figure 4) of upper cover property, of coursing, also can be all fill in other embodiments.
Shown in step S3, composition graphs 4, Fig. 6 and Fig. 7, according to designing requirement, the implementation condition of the space enclosing structure 7 of reserved upper cover property foundation ditch above two lining top boards 5.Exemplary, as shown in the figure, the upper cover property 4 that will construct of later stage is positioned at the rearward end of transverse passage-way 3, therefore the space enclosing structure 7 that will construct of later stage also only local be arranged on the vault cavity 6 of transverse passage-way, above two lining top boards 5, corresponding position remains for the wide mounting groove of 1.0m that space enclosing structure 7 plugs in advance.Of course, in other specific embodiments, the width of mounting groove can also be that 0.8m is wide or according to designing requirement other sizes adaptive, this peripheral structure also can be that whole space enclosing structure is all plugged on cavity.
Shown in step S4, composition graphs 5, complete other interval construction workings of transverse passage-way 3.Concrete, the space of anterior for vault cavity non-fill concrete is adopted plain soil to carry out backfilling and retains mounting groove in relevant position, simultaneously on the two side of transverse passage-way 3, offers positive hole ingate, to the construction of interval, both sides.
As the further detailed description of the invention of the present embodiment, transverse passage-way 3 is provided with just lining structure, shown in composition graphs 6 and Fig. 7, abolishes described just lining structure by local after the top radial grouting of the implementation condition of reserved space enclosing structure 7, transverse passage-way 3 inside.Exemplary, the present embodiment is when excavating transverse passage-way, namely construct just lining structure and two lining structures simultaneously, and in follow-up step S3, according to designing requirement, the reserved first lining structure plugging the crown position of space enclosing structure 7 is carried out local abolish, and then grouting and reinforcing is carried out to space enclosing structure form reinforcing area 8, as shown in Fig. 7 reinforcing area by transverse passage-way inner radial.
As the further detailed description of the invention of the present embodiment, shown in composition graphs 8, the position be in transverse passage-way 3 below two lining top boards 5 has also been horizontally disposed with two lining dividing plates 9, after completing steps S4, then serve as a contrast in cavity that dividing plates 9 and transverse passage-way 3 inside wall enclose formation toward two lining top boards 5, two and fill element soil.Concrete, can according to the designing requirement of transverse passage-way, tunnel upper limit positions of driving a vehicle in transverse passage-way arranges two lining dividing plates and fills element soil, meets current requirement on the one hand, strengthens the requirement of transverse passage-way opposing upper cover property buoyancy on the one hand.
By the maximum section of passenger flow adit construction method based on top small interval basement excavation condition of the present embodiment, can independently construct underground building structure, be not subject to the restriction of surface structures structure duration and affect, and be also well positioned to meet the construction requirement of later stage earth construction, maximum section of passenger flow transverse passage-way of constructing under being particluarly suitable for top small interval situation.
More than describe preferred embodiment of the present invention in detail.Should be appreciated that those of ordinary skill in the art just design according to the present invention can make many modifications and variations without the need to creative work.Therefore, all technician in the art, all should by the determined protection domain of claims under this invention's idea on the basis of existing technology by the available technical scheme of logical analysis, reasoning, or a limited experiment.
Claims (4)
1., based on a maximum section of passenger flow adit construction method for top small interval basement excavation condition, it is characterized in that, comprise the following steps:
Step one, construction shaft, and open ingate in described vertical shaft bottom side direction, simultaneously along described ingate excavation transverse passage-way;
Step 2, two lining structures are set in described transverse passage-way to the crown arch springing place of described transverse passage-way, have been horizontally disposed with two lining top boards at described crown arch springing place, serve as a contrast fill concrete in vault cavity that top boards and vault enclose formation toward described two;
Step 3, according to designing requirement, the implementation condition of the space enclosing structure of reserved upper cover property foundation ditch above described two lining top boards;
Step 4, complete other interval construction workings of described transverse passage-way.
2. as claimed in claim 1 based on the maximum section of passenger flow adit construction method of top small interval basement excavation condition, it is characterized in that: described transverse passage-way is provided with just lining structure, abolish described just lining structure by local after the top radial grouting of the inner implementation condition towards reserved described space enclosing structure of described transverse passage-way.
3. as claimed in claim 1 based on the maximum section of passenger flow adit construction method of top small interval basement excavation condition, it is characterized in that: the position be in described transverse passage-way below described two lining top boards has also been horizontally disposed with two lining dividing plates, after completing steps four, then fill element soil in the cavity enclosing formation toward described two lining top boards, described two lining dividing plates and transverse passage-way inside wall.
4. as claimed in claim 1 or 2 based on the maximum section of passenger flow adit construction method of top small interval basement excavation condition, it is characterized in that: the implementation condition of space enclosing structure described in step 3 is above described two lining top boards, remain for the wide mounting groove of 0.8-1.0m that described space enclosing structure plugs in advance.
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| CN104632228B (en) * | 2014-12-19 | 2017-04-12 | 中国建筑第四工程局有限公司 | Main track entering construction method for cross aisle and cross aisle |
| CN106567717B (en) * | 2015-10-10 | 2019-03-05 | 中铁第六勘察设计院集团有限公司 | It is a kind of to double as construction access ramp structure and construction method using subway entrance |
| CN108930537B (en) * | 2018-06-12 | 2019-04-23 | 济南城建集团有限公司 | A kind of integrating tunnel main tunnel is excavated and the method for traffic above-ground leading setting vertical shaft |
| CN110778341B (en) * | 2019-11-01 | 2021-07-13 | 中建八局轨道交通建设有限公司 | Backfill construction method for construction vertical shaft and construction transverse passage |
| CN111577292B (en) * | 2020-04-29 | 2022-02-18 | 中铁十二局集团有限公司 | Double-branch road construction method for underground excavation station of local water-rich sand layer |
| CN113106982B (en) * | 2021-04-13 | 2023-03-07 | 中铁十四局集团有限公司 | Construction method of building enclosure without embedding |
| CN113106979B (en) * | 2021-04-13 | 2023-08-04 | 中铁十四局集团有限公司 | Excavation method of upper cover foundation pit and construction method for upper cover storey addition |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03103600A (en) * | 1989-09-14 | 1991-04-30 | Takenaka Komuten Co Ltd | Construction of large space of building in extremely deep underground |
| JPH04309694A (en) * | 1991-04-05 | 1992-11-02 | Toda Constr Co Ltd | Underground space construction method |
| JPH06346698A (en) * | 1993-06-08 | 1994-12-20 | Kajima Corp | Construction method of underground space |
| CN1587643A (en) * | 2004-09-02 | 2005-03-02 | 同济大学 | Digging method for shallow underground hole |
| CN101280568A (en) * | 2008-05-28 | 2008-10-08 | 上海隧道工程股份有限公司 | Station pit construction method forming protection for neighboring operated subway interval tunnel |
-
2013
- 2013-03-14 CN CN201310080820.1A patent/CN104047621B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03103600A (en) * | 1989-09-14 | 1991-04-30 | Takenaka Komuten Co Ltd | Construction of large space of building in extremely deep underground |
| JPH04309694A (en) * | 1991-04-05 | 1992-11-02 | Toda Constr Co Ltd | Underground space construction method |
| JPH06346698A (en) * | 1993-06-08 | 1994-12-20 | Kajima Corp | Construction method of underground space |
| CN1587643A (en) * | 2004-09-02 | 2005-03-02 | 同济大学 | Digging method for shallow underground hole |
| CN101280568A (en) * | 2008-05-28 | 2008-10-08 | 上海隧道工程股份有限公司 | Station pit construction method forming protection for neighboring operated subway interval tunnel |
Non-Patent Citations (1)
| Title |
|---|
| 《浅埋暗挖隧道小净距下穿市政设施的施工技术》;吕亮等;《市政技术 规划设计篇》;20101130;第28卷;第32-34、51页 * |
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Address after: 200011 Tibet South Road, Shanghai, No. 1170, No. Patentee after: Shanghai urban construction design & Research Institute (Group) Co., Ltd. Address before: 200125 Dongfang Road, Shanghai, Pudong New Area, No. 3447 Patentee before: Shanghai Urban Construction Design & Research Institute |