CN102767379A - Shallow-buried unsymmetrical pressure section tunnel drilling construction method - Google Patents

Shallow-buried unsymmetrical pressure section tunnel drilling construction method Download PDF

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Publication number
CN102767379A
CN102767379A CN201210285678XA CN201210285678A CN102767379A CN 102767379 A CN102767379 A CN 102767379A CN 201210285678X A CN201210285678X A CN 201210285678XA CN 201210285678 A CN201210285678 A CN 201210285678A CN 102767379 A CN102767379 A CN 102767379A
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CN
China
Prior art keywords
construction
hole
tunnel
arch
bias voltage
Prior art date
Application number
CN201210285678XA
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Chinese (zh)
Inventor
唐勇
刘文解
马成
Original Assignee
中国建筑第四工程局有限公司
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Application filed by 中国建筑第四工程局有限公司 filed Critical 中国建筑第四工程局有限公司
Priority to CN201210285678XA priority Critical patent/CN102767379A/en
Publication of CN102767379A publication Critical patent/CN102767379A/en

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Abstract

The invention relates to the field of tunnel construction and particularly relates to a shallow-buried unsymmetrical pressure section tunnel hole-entering construction method. The method can shorten the constriction period. The method comprises the steps of performing temporary tunnel lining of a drilling tunnel opening section, digging construction grooves arranged on two sides of a pipe-roof cover arch and performing inverted slope protection along sides of the construction grooves arranged on the two sides of the pipe-roof cover arch; performing pipe-roof cover arch construction, steel gantry construction and cover arch pouring; performing advanced supporting construction; performing pre-supporting construction of big pipe sheds or advanced small pipes; performing roof backfill back pressure; and performing underground excavation of an upper step and a lower step of a rock-soil body in an open cut tunnel section of an inner tunnel opening during the temporary tunnel lining of the drilling tunnel opening section.

Description

Tunnel, a kind of shallow embedding bias voltage location advances cavity construction method
Technical field
The present invention relates to the constructing tunnel field, be specifically related to tunnel, a kind of shallow embedding bias voltage location and advance cavity construction method.
Background technology
Along with developing rapidly of social economy and transportation network, large-scale infrastructure, increasingly high to the construction period index request, still receive the restriction of landform, geological conditions, many road constructions are restricted.
Particularly the tunnel in shallow embedding bias voltage location advances hole when construction, because that the entrance end covering layer buries is more shallow, and crack, rock mass space; When raining, form the hole internal arch part easily and drench with rain, very easily produce roof fall and cave in; Tunnel exit end hillside natural grade is steeper; The hillside gradient is to the lopsidedness bias voltage, and barrel section country rock rank is low, and very easily generation is come down or subsided.
At present; The shallow embedding unsymmetrial loading tunnel enters the hole and generally adopts brush limit, top, hole, and the hole bias part is unloaded, and carries out anchor spray protection then; Carry out the earth and stone digging of portal section kerve again; Also to do advance support, also will build gravity barricade or antislide pile by laying bricks or stones at last, make that the construction period of this job practices is long at the opposite side that is symmetrical in bias voltage to hole bassoon canopy.
Summary of the invention
The present invention provides end tunnel, a kind of shallow embedding bias voltage ground to advance cavity construction method, can effectively shorten construction period.
To achieve these goals, the present invention realizes through following technical scheme:
Tunnel, a kind of shallow embedding bias voltage location advances cavity construction method, and this method may further comprise the steps:
Advance interim lining cutting of hole, hole section and pipe canopy cover arch both sides construction groove excavation, and pipe canopy cover arch both sides construction trough rim is faced upward the slope protection;
The construction of pipe canopy cover arch, the steel arch construction is built the cover arch;
The advance support construction;
Bassoon canopy or leading ductule are paid in advance and are protected construction;
Top, hole backfill back-pressure;
The tunneling of topping bar, get out of a predicament or an embarrassing situation of the open cut tunnel section geotechnical body of entering the inner hole of the interim lining cutting of hole, hole section.
Preferably, the said open cut tunnel section geotechnical body of entering the inner hole of the interim lining cutting of hole, hole section is topped bar, is got out of a predicament or an embarrassing situation after the step of tunneling, further comprises:
Advance hole, hole section inverted arch, inverted arch backfill.
Preferably, after the said step of advancing hole, hole section inverted arch, inverted arch backfill, further comprise:
Carry out short abutment wall construction.
Preferably, after the said step of carrying out the construction of short abutment wall, further comprise:
Advance the open cut tunnel section waterproofing course and the gutter construction of hole, hole section, and the step of open cut tunnel lining construction.
Preferably, saidly advance hole, hole section open cut tunnel section waterproofing course and gutter construction, and after the step of open cut tunnel lining construction, further comprise: the ancillary facility construction.
Preferably, saidly advance interim lining cutting of hole, hole section and pipe canopy cover arch both sides construction groove excavation, and before interim lining cutting faces upward the slope protection with pipe canopy cover arch both sides construction trough rim, comprise that further build catchwater, sloping surface dust is faced upward in finishing.
Preferably, said ancillary facility construction comprises hole jacking row greening recovery.
End tunnel, a kind of shallow embedding bias voltage provided by the invention ground advances cavity construction method, owing to adopt the method for the tunneling of topping bar, get out of a predicament or an embarrassing situation to construct in the open cut tunnel section geotechnical body of entering the inner hole of the interim lining cutting of hole, hole section, can effectively shorten construction period.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art; Below will discuss the accompanying drawing of required use in embodiment or the description of the Prior Art; Obviously, only be some embodiments of the present invention in the technical scheme that combines accompanying drawing to describe, for those of ordinary skills; Under the prerequisite of not paying creative work, can also obtain other embodiment and accompanying drawing thereof according to these accompanying drawing illustrated embodiments.
Fig. 1 is that the end tunnel, a kind of shallow embedding bias voltage ground of the embodiment of the invention 1 advances the cavity construction method flow chart;
Fig. 2 is that the end tunnel, a kind of shallow embedding bias voltage ground of the embodiment of the invention 2 advances the cavity construction method flow chart;
Fig. 3 is that the end tunnel, a kind of shallow embedding bias voltage ground of the embodiment of the invention 3 advances the cavity construction method flow chart.
The specific embodiment
Below will combine accompanying drawing that the technical scheme of various embodiments of the present invention is carried out clear, complete description, obviously, described embodiment only is a part of embodiment of the present invention, rather than whole embodiment.Based on the embodiment described in the present invention, those of ordinary skills are resulting all other embodiment under the prerequisite that does not need creative work, all in the scope that the present invention protected.
Embodiment 1
The tunnel, a kind of shallow embedding bias voltage location that the embodiment of the invention as shown in Figure 1 provides advances cavity construction method, and this method may further comprise the steps:
101, advance interim lining cutting of hole, hole section and pipe canopy cover arch both sides construction groove excavation, and pipe canopy cover arch both sides construction trough rim is faced upward the slope protection;
102, pipe canopy cover arch construction, the steel arch construction is built the cover arch;
103, advance support construction;
104, bassoon canopy or leading ductule are paid in advance and are protected construction;
105, top, hole backfill back-pressure;
106, the tunneling of topping bar, get out of a predicament or an embarrassing situation of the open cut tunnel section geotechnical body of entering the inner hole of the interim lining cutting of hole, hole section.
End tunnel in a kind of shallow embedding bias voltage provided by the invention ground advances cavity construction method, adopts top bar, the get out of a predicament or an embarrassing situation method construction of tunneling of the inner hole of the interim lining cutting of hole, hole section open cut tunnel section geotechnical body, can effectively shorten construction period.
Embodiment 2
The tunnel, a kind of shallow embedding bias voltage location that the embodiment of the invention as shown in Figure 2 provides advances cavity construction method, and this method may further comprise the steps:
201, advance interim lining cutting of hole, hole section and pipe canopy cover arch both sides construction groove excavation, and pipe canopy cover arch both sides construction trough rim is faced upward the slope protection;
202, pipe canopy cover arch construction, the steel arch construction is built the cover arch;
203, advance support construction;
204, bassoon canopy or leading ductule are paid in advance and are protected construction;
205, top, hole backfill back-pressure;
206, the tunneling of topping bar, get out of a predicament or an embarrassing situation of the open cut tunnel section geotechnical body of entering the inner hole of the interim lining cutting of hole, hole section;
207, advance hole, hole section inverted arch, inverted arch backfill.
Embodiment 3
The tunnel, a kind of shallow embedding bias voltage location that is illustrated in figure 3 as the embodiment of the invention advances cavity construction method, and this method may further comprise the steps:
301, advance interim lining cutting of hole, hole section and pipe canopy cover arch both sides construction groove excavation, and pipe canopy cover arch both sides construction trough rim is faced upward the slope protection;
302, pipe canopy cover arch construction, the steel arch construction is built the cover arch;
303, advance support construction;
304, bassoon canopy or leading ductule are paid in advance and are protected construction;
305, top, hole backfill back-pressure;
306, the tunneling of topping bar, get out of a predicament or an embarrassing situation of the open cut tunnel section geotechnical body of entering the inner hole of the interim lining cutting of hole, hole section;
307, advance hole, hole section inverted arch, inverted arch backfill;
308, carry out short abutment wall construction.
Embodiment 4
The difference of embodiments of the invention and embodiment 3 is: after said step of carrying out the construction of short abutment wall, further comprise into hole, hole section open cut tunnel section waterproofing course and gutter construction, and the step of open cut tunnel lining construction.
Embodiment 5
The difference of present embodiment and embodiment 4 is: saidly advance hole, hole section open cut tunnel section waterproofing course and gutter construction, and after the step of open cut tunnel lining construction, further comprise: the ancillary facility construction.
As the preferred embodiment of present embodiment, said ancillary facility construction comprises hole jacking row greening recovery, has protected environment.
Embodiment 6
The difference of present embodiment and embodiment 1 is; Saidly advance interim lining cutting of hole, hole section and pipe canopy cover arch both sides construction groove excavation, and before interim lining cutting faces upward the slope protection with pipe canopy cover arch both sides construction trough rim, further comprise; Build catchwater, sloping surface dust is faced upward in finishing.
Various embodiment provided by the invention can make up with any-mode as required each other, the technical scheme that obtains through this combination, also within the scope of the invention.
Obviously, under the situation that does not break away from the spirit and scope of the present invention, those skilled in the art can carry out various changes and modification to the present invention.Like this, if these changes of the present invention and modification are belonged within the scope of claim of the present invention and equivalent thereof, then the present invention also will comprise these changes and modification.

Claims (7)

1. tunnel, a shallow embedding bias voltage location advances cavity construction method, it is characterized in that this method may further comprise the steps:
Advance interim lining cutting of hole, hole section and pipe canopy cover arch both sides construction groove excavation, and pipe canopy cover arch both sides construction trough rim is faced upward the slope protection;
The construction of pipe canopy cover arch, the steel arch construction is built the cover arch;
The advance support construction;
Bassoon canopy or leading ductule are paid in advance and are protected construction;
Top, hole backfill back-pressure;
The tunneling of topping bar, get out of a predicament or an embarrassing situation of the open cut tunnel section geotechnical body of entering the inner hole of the interim lining cutting of hole, hole section.
2. tunnel, shallow embedding bias voltage location as claimed in claim 1 advances cavity construction method, it is characterized in that, the said open cut tunnel section geotechnical body of entering the inner hole of the interim lining cutting of hole, hole section is topped bar, got out of a predicament or an embarrassing situation after the step of tunneling, further comprises:
Advance hole, hole section inverted arch, inverted arch backfill.
3. tunnel, shallow embedding bias voltage location as claimed in claim 2 advances cavity construction method, it is characterized in that, after the said step of advancing hole, hole section inverted arch, inverted arch backfill, further comprises:
Carry out short abutment wall construction.
4. tunnel, shallow embedding bias voltage location as claimed in claim 3 advances cavity construction method, it is characterized in that, after the said step of carrying out the construction of short abutment wall, further comprises:
Advance the open cut tunnel section waterproofing course and the gutter construction of hole, hole section, and the step of open cut tunnel lining construction.
5. tunnel, shallow embedding bias voltage location as claimed in claim 4 advances cavity construction method, it is characterized in that, saidly advances hole, hole section open cut tunnel section waterproofing course and gutter construction, and after the step of open cut tunnel lining construction, further comprises: the ancillary facility construction.
6. tunnel, shallow embedding bias voltage location as claimed in claim 1 advances cavity construction method; It is characterized in that; Saidly advance interim lining cutting of hole, hole section and pipe canopy cover arch both sides construction groove excavation, and before interim lining cutting faces upward the slope protection with pipe canopy cover arch both sides construction trough rim, further comprise; Build catchwater, sloping surface dust is faced upward in finishing.
7. tunnel, shallow embedding bias voltage location as claimed in claim 5 advances cavity construction method, it is characterized in that, said ancillary facility construction comprises hole jacking row greening recovery.
CN201210285678XA 2012-08-10 2012-08-10 Shallow-buried unsymmetrical pressure section tunnel drilling construction method CN102767379A (en)

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Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103206219A (en) * 2013-05-06 2013-07-17 浙江省宏途交通建设有限公司 Holed excavation supporting structure for light and dark junction section of tunnel in bias pressure state and construction method
CN104234081A (en) * 2014-09-12 2014-12-24 中铁五局(集团)有限公司 Direct entrance construction method for open cut tunnel on valley
CN104818991A (en) * 2015-03-30 2015-08-05 中铁二十四局集团福建铁路建设有限公司 Construction method of residual slope wash tunnel with shallow cover and unsymmetrical pressure
CN106321106A (en) * 2015-06-30 2017-01-11 中交二公局第六工程有限公司 Construction method for tunnel-entering of tunnel weak surrounding rock and semi-open and semi-underground bias section portal abutment
CN106567717A (en) * 2015-10-10 2017-04-19 中铁隧道勘测设计院有限公司 Construction oblique channel structure utilizing subway exit and entrance and construction method
CN106640096A (en) * 2017-02-17 2017-05-10 中铁八局集团第工程有限公司 Construction method for penetrating through tunnel of backfilling soil section and transition section
CN106761781A (en) * 2016-12-12 2017-05-31 上海市基础工程集团有限公司 Shield armored concrete open cut tunnel receives construction method
CN107780941A (en) * 2017-10-11 2018-03-09 中交路桥建设有限公司 A kind of tunnel zero excavation construction method
CN108661655A (en) * 2018-05-11 2018-10-16 中铁四局集团有限公司 A kind of big cross section shape of a hoof earth pressure balanced shield, EPBS method for tunnel construction based on shape of a hoof shield machine
CN109209389A (en) * 2018-08-17 2019-01-15 中铁十七局集团第三工程有限公司 Hazy tunnel construction method
CN110331992A (en) * 2019-07-03 2019-10-15 中铁二十五局集团第五工程有限公司 A kind of hole daguanpeng construction method

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KR100676914B1 (en) * 2006-06-13 2007-02-01 일향토건주식회사 Excavating method of tunnel with slight vibration
CN101260806A (en) * 2008-04-24 2008-09-10 重庆交通科研设计院 Preposition type opening construction method
CN101324072A (en) * 2008-07-30 2008-12-17 中国科学院武汉岩土力学研究所 Construction method of pervious rib type arch beam tunnel
JP2010053574A (en) * 2008-08-27 2010-03-11 Kajima Corp Construction method for tunnel entrance
CN101725358A (en) * 2008-10-31 2010-06-09 中铁四局集团有限公司 Excavation construction method of ultra-shallow buried uneven weathered stratum of tunnel

Patent Citations (5)

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Publication number Priority date Publication date Assignee Title
KR100676914B1 (en) * 2006-06-13 2007-02-01 일향토건주식회사 Excavating method of tunnel with slight vibration
CN101260806A (en) * 2008-04-24 2008-09-10 重庆交通科研设计院 Preposition type opening construction method
CN101324072A (en) * 2008-07-30 2008-12-17 中国科学院武汉岩土力学研究所 Construction method of pervious rib type arch beam tunnel
JP2010053574A (en) * 2008-08-27 2010-03-11 Kajima Corp Construction method for tunnel entrance
CN101725358A (en) * 2008-10-31 2010-06-09 中铁四局集团有限公司 Excavation construction method of ultra-shallow buried uneven weathered stratum of tunnel

Cited By (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103206219A (en) * 2013-05-06 2013-07-17 浙江省宏途交通建设有限公司 Holed excavation supporting structure for light and dark junction section of tunnel in bias pressure state and construction method
CN104234081B (en) * 2014-09-12 2016-09-14 中铁五局(集团)有限公司 At cheuch, barrel open cut tunnel directly enters the construction method in hole
CN104234081A (en) * 2014-09-12 2014-12-24 中铁五局(集团)有限公司 Direct entrance construction method for open cut tunnel on valley
CN104818991A (en) * 2015-03-30 2015-08-05 中铁二十四局集团福建铁路建设有限公司 Construction method of residual slope wash tunnel with shallow cover and unsymmetrical pressure
CN106321106B (en) * 2015-06-30 2018-05-15 中交二公局第六工程有限公司 A kind of tunnel weak surrounding rock, hazy bias location hole abutment start tunneling method
CN106321106A (en) * 2015-06-30 2017-01-11 中交二公局第六工程有限公司 Construction method for tunnel-entering of tunnel weak surrounding rock and semi-open and semi-underground bias section portal abutment
CN106567717A (en) * 2015-10-10 2017-04-19 中铁隧道勘测设计院有限公司 Construction oblique channel structure utilizing subway exit and entrance and construction method
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
CN106761781A (en) * 2016-12-12 2017-05-31 上海市基础工程集团有限公司 Shield armored concrete open cut tunnel receives construction method
CN106640096A (en) * 2017-02-17 2017-05-10 中铁八局集团第工程有限公司 Construction method for penetrating through tunnel of backfilling soil section and transition section
CN107780941A (en) * 2017-10-11 2018-03-09 中交路桥建设有限公司 A kind of tunnel zero excavation construction method
CN108661655A (en) * 2018-05-11 2018-10-16 中铁四局集团有限公司 A kind of big cross section shape of a hoof earth pressure balanced shield, EPBS method for tunnel construction based on shape of a hoof shield machine
CN108661655B (en) * 2018-05-11 2020-03-17 中铁四局集团有限公司 Large-section U-shaped earth pressure balance shield tunnel construction method based on U-shaped shield machine
CN109209389A (en) * 2018-08-17 2019-01-15 中铁十七局集团第三工程有限公司 Hazy tunnel construction method
CN110331992A (en) * 2019-07-03 2019-10-15 中铁二十五局集团第五工程有限公司 A kind of hole daguanpeng construction method

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