CN109653101A - A kind of erection method of the trestle for bridge construction - Google Patents

A kind of erection method of the trestle for bridge construction Download PDF

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Publication number
CN109653101A
CN109653101A CN201910136414.XA CN201910136414A CN109653101A CN 109653101 A CN109653101 A CN 109653101A CN 201910136414 A CN201910136414 A CN 201910136414A CN 109653101 A CN109653101 A CN 109653101A
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China
Prior art keywords
steel
trestle
pipe pile
bailey
segment
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CN201910136414.XA
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CN109653101B (en
Inventor
杨建兵
吴赵丰
张仁尧
李惠华
南柏
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Cccc Third Aviation Bureau Sixth Engineering Xiamen Co ltd
CCCC Third Harbor Engineering Co Ltd
CCCC Third Harbor Engineering Co Ltd Xiamen Branch
Original Assignee
In Sanhang (xiamen) Engineering Co Ltd
China Construction Third Engineering Bureau Co Ltd
CCCC Third Harbor Engineering Co Ltd Xiamen Branch
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Priority to CN201910136414.XA priority Critical patent/CN109653101B/en
Publication of CN109653101A publication Critical patent/CN109653101A/en
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Publication of CN109653101B publication Critical patent/CN109653101B/en
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    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01DCONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
    • E01D21/00Methods or apparatus specially adapted for erecting or assembling bridges
    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01DCONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
    • E01D15/00Movable or portable bridges; Floating bridges
    • E01D15/12Portable or sectional bridges

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Bridges Or Land Bridges (AREA)

Abstract

The invention discloses a kind of erection methods of trestle for bridge construction, comprising the following steps: abutment is flattened and rolled;Longest narrow trestle, inserting piling first row steel-pipe pile are installed;First segment distribution beam is installed and sets up first segment Bailey beam on abutment and first segment distribution beam;It is laid with first segment floor beam and floorings;Inserting piling second row steel-pipe pile and installation second segment distribution beam;Second segment Bailey beam is set up in second segment distribution beam, and connects second segment Bailey beam and first segment Bailey beam;Successively it is laid with second segment floor beam and floorings;Inserting piling third arranges steel-pipe pile and installation third section distribution beam;Third section Bailey beam is set up in third section distribution beam, and connects third section Bailey beam and second segment Bailey beam;Successively it is laid with third section floor beam and floorings;The narrow trestle for installing vice-minister installs intermediate narrow trestle;The short narrow trestle of installation time;Shortest narrow trestle is installed.The erection method of trestle of the invention, which is able to achieve, quickly and safely constructs.

Description

A kind of erection method of the trestle for bridge construction
Technical field
The present invention relates to a kind of erection methods of trestle for bridge construction.
Background technique
In bridge construction, trestle is the tie that Main Pier of Bridges operation platform is connected with land and the construction of north and south two sides The unique passage of transport is the lifeline of over-water construction.Trestle is as transport material, equipment, personnel and the temporary bridge built Facility is the unique passage that main bridge construction material supply and traffic waterborne enter and leave, and the basic engineering of entire Bridge Construction And main projects, especially across river, bridge spanning the sea, often trestle is built long, and the human and material resources of investment are relatively more. Current construction bridge longest in the world --- Ningbo Southern Coastal Bridge over Hangzhou Bay construction bridge, 9444 meters of overall length, totally 633 Across.As it can be seen that progress, cost that the optimization of trestle work structure constructs for trestle etc. have particularly important meaning.Trestle is being constructed Very important effect is played in the process, is the basic condition and precondition of entire Bridge Construction.In order to guarantee the duration, improve Construction safety, trestle construction must be quickly and safe.
Summary of the invention
A kind of setting up for trestle for bridge construction is provided it is an object of the invention to overcome the deficiencies of existing technologies Method, it, which is able to achieve, quickly and safely constructs.
The object of the present invention is achieved like this: a kind of erection method of the trestle for bridge construction, the trestle are taken It is located between the lateral siding of the bank side of the abutment on bank and the steel jacket box for Bridge Pier Construction;The width of the trestle with it is described The direction across bridge of steel jacket box is of same size and is spliced by five narrow trestles independent and that width is equal;Five narrow trestles Length is different and stepped splicing from long to short;Longest narrow trestle and the narrow trestle of vice-minister pass through interval setting Three row's load-bearing pillars support, intermediate narrow trestle, secondary short narrow trestle and shortest narrow trestle pass through interval setting Two rows of steel-pipe piles support;Every row's load-bearing pillar is spaced the steel-pipe pile unanimously arranged by three and constitutes, and the top of three steel-pipe piles is adopted Coupled with bridging and horizontal brace;It is laid with a distribution beam on the top surface of every row's steel-pipe pile, is laid with from abutment extremely in distribution beam The Bailey bracket of steel jacket box, is laid with floor beam in Bailey bracket, and floorings are laid on floor beam;The Bailey bracket is by several Section Bailey beam is spliced, and every section of Bailey beam is made of several Pin beret slices;The erection method of the trestle is by the lateral river of bank Side set up and the following steps are included:
Step 1 is first flattened and is rolled to abutment, then spills the rubble of 20cm thickness in the top surface of abutment paving, is gone back in abutment Pre-embedded steel slab;
Step 2 installs longest narrow trestle, using crawler crane and the nearest first row steel in vibration hammer inserting piling offshore side Tubular pole;
Step 3, including following process:
A., distribution beam at the top of first row steel-pipe pile is installed;
B. first segment Bailey beam, the bridge of first segment Bailey beam are set up in the distribution beam at the top of abutment and first row steel-pipe pile The Bailey beam pin of end lower part is welded on the pre-embedded steel slab of abutment longitudinal to carry out to first segment Bailey beam by locating part Limit;
Step 4, including following process:
A. the floor beam and floorings being laid in first segment Bailey beam;
B. inserting piling second row steel-pipe pile;
Step 5, including following process:
A., distribution beam at the top of second row steel-pipe pile and the bridging and horizontal brace between second row steel-pipe pile are installed;
B. second segment Bailey beam is set up in the distribution beam at the top of second row steel-pipe pile, and connects second segment Bailey beam and the One section of Bailey beam;
Step 6, including following process:
A. the floor beam and floorings being successively laid in second segment Bailey beam;
B. inserting piling third arranges steel-pipe pile;
Step 7, including following process:
A. the distribution beam at the top of installation third row steel-pipe pile and bridging and horizontal brace between third row's steel-pipe pile;
B. third section Bailey beam is set up in the distribution beam at the top of third row's steel-pipe pile, and connects third section Bailey beam and the Two sections of Bailey beams;
Step 8, the floor beam and floorings being successively laid in third section Bailey beam;
Step 9 installs the narrow trestle of vice-minister, repeats the above steps two to step 8;
Step 10 installs intermediate narrow trestle, repeat the above steps two to step 6 process a;
Step 11, time short narrow trestle of installation, repeat the above steps two to step 6 process a;
Step 12 installs shortest narrow trestle, repeat the above steps two to step 6 process a.
The erection method of the above-mentioned trestle for bridge construction, wherein the steel-pipe pile uses 630 × 8mm of φ steel pipe; Pilespacing is 3.0m, penetrates rubble bedding, and after having good positioning, root pours the Underwater Concrete of 2.0m thickness;The top of every steel-pipe pile uses Stake top steel plate is fixed in weld all around, is fixed on the distribution beam on stake top steel plate by electric welding.
The erection method of the above-mentioned trestle for bridge construction, wherein the distribution beam uses Two bors d's oeuveres I-steel;Distribution Beam land welding ribbed stiffener and gusset piece at the construction field (site) are installed after forming entirety with loop wheel machine.
The erection method of the above-mentioned trestle for bridge construction, wherein beret slice described in every Pin is by two rows of beret slice lists If member or three row's beret slice units are coupled by arterial highway horizontal-associate, two side bottoms of every Pin beret slice are being divided by angle steel cross spacing With on beam;If every row's beret slice unit uses pin joint by dry plate beret slice;And every Pin beret slice is existed using the U-shaped respective padlock of hoop In distribution beam and on floor beam;Every Pin beret slice is assembled at the construction field (site), then is mounted in distribution beam using crawler crane.
The erection method of the above-mentioned trestle for bridge construction, wherein the floor beam is I-steel;The bridge floor Plate is welded on floor beam using more left-hand thread channel steel points, spacing 25cm.
The erection method of trestle for bridge construction of the invention has the following characteristics that
1) can be in the prefabricated steel-pipe pile of back court, distribution beam, Bailey beam and floorings, then it is transported to in-site installation, realize stack The batch production of bridge construction, standardized work, construction are not influenced by weather and site environment, substantially increase speed of application, are improved Construction environment, is truly realized rapid tresstle work, land, batch production, standardization.
2) floorings reduce steel using amount and site welding project amount, no compared with traditional steel facing using left-hand thread channel steel Construction cost has only been saved, noise pollution when driving is also reduced, has reduced the vibration driven a vehicle to trestle, driving has been improved and relaxes Appropriateness.
Detailed description of the invention
Fig. 1 is the plan view for the trestle for bridge construction that erection method of the invention is related to;
Fig. 2 is the cross-section diagram for the trestle for bridge construction that installation method of the invention is related to;
Fig. 3 is A-A in Fig. 1 to sectional view;
Fig. 4 is the B-B direction sectional view in Fig. 1;
Fig. 5 is the enlarged drawing at the position C in Fig. 3;
Fig. 6 a to Fig. 6 h is that the erection method of the trestle for bridge construction of the invention carries out step 1 to step respectively Eight state diagram.
Specific embodiment
The present invention will be further described with reference to the accompanying drawings.
Trestle involved in the erection method of trestle of the invention rides upon 1 He of abutment on bank referring to FIG. 1 to FIG. 4, Between the lateral siding of the bank side of steel jacket box 2 for Bridge Pier Construction;The width of trestle and the direction across bridge of steel jacket box are of same size And it is spliced by five narrow trestles 10~50 independent and that width is equal;The length of five narrow trestles 10~50 is different And stepped splicing from long to short;Longest narrow trestle 10 and the narrow trestle 20 of vice-minister pass through spaced three row Load-bearing pillar support, intermediate narrow trestle 30, secondary short narrow trestle 40 and shortest narrow trestle 50 pass through interval setting Two rows of steel-pipe piles support;Every row's load-bearing pillar is spaced the steel-pipe pile 100 unanimously arranged by three and constitutes, and steel-pipe pile uses φ 630 × 8mm steel pipe;The top of three steel-pipe piles 100 is coupled using bridging 101 and horizontal brace 102;The top surface of every row's steel-pipe pile 100 It is upper that stake top steel plate is fixed using weld all around, a piece distribution beam 200 is laid with by stake top steel plate in the top surface of every row's steel-pipe pile;It is distributing It is laid with the Bailey bracket 300 from abutment 1 to steel jacket box 2 on beam 200, floor beam 400 is laid in Bailey bracket 300, in bridge floor cross Floorings 500 are laid on beam 400.
Distribution beam 200 uses Two bors d's oeuveres I-steel, distribution beam 200 land welding ribbed stiffener and gusset piece at the construction field (site), shape It is installed after integral with loop wheel machine.
Bailey bracket 300 is spliced by two to three sections of Bailey beams, and every section of Bailey beam is made of four Pin beret slices;Every Pin shellfish thunder Piece is coupled by two rows of beret slice units or three row's beret slice units by five horizontal-associates, and five horizontal-associates are each located on every Pin beret slice Both ends and length direction 1/4,1/2 and 3/4 at;Two side bottoms of every Pin beret slice are being divided by 303 cross spacing of angle steel With on beam 200;If every row's beret slice unit uses pin joint by dry plate beret slice;Every Pin beret slice is assembled at the construction field (site), then adopts It is mounted in distribution beam 200 with crawler crane, every row's beret slice unit is using U-shaped hoop padlock in distribution beam 200.
Floor beam 400 is I-steel, and floor beam 400 is using U-shaped hoop padlock in Bailey bracket 300.
Floorings 500 are welded on floor beam 400 using more left-hand thread channel steel points, spacing 25cm.
The erection method of trestle for bridge construction of the invention be set up by the lateral river side of bank and the following steps are included:
Step 1 is first flattened and is rolled to abutment 1a~1e, then spills 20cm thickness in the top surface of abutment 1a~1e paving Rubble goes back pre-embedded steel slab in abutment 1a~1e (see Fig. 6 a);
Step 2, installs longest narrow trestle 10, and the narrow trestle 10 of this is supported by three row's load-bearing pillars and by three sections of shellfishes Lei Liang is spliced;Using crawler crane 60 and vibration hammer inserting piling offshore side nearest first row steel-pipe pile 100a, pilespacing 3.0m, Rubble bedding is penetrated, after having good positioning, root pours the Underwater Concrete of 2.0m thickness, and the top of every steel-pipe pile is using the fixed stake top of weld all around Steel plate (see Fig. 6 b);When construction, using GPS positioning, controlled with final penetration based on, pile top absolute altitude is check and correction;Work as pile penetration Reach control pile penetration, stake bottom absolute altitude reaches designed elevation, Ying Lianxu strike-on 3 times, stops to hammer 2min into shape every time, can stop;When passing through In-degree reaches control pile penetration, and stake bottom absolute altitude is not up to designed elevation, and Ying Jixu squeezes into 10cm or so, and continuous strike-on 3 times, Stopping hammer 2min every time can stop if variation without exception;When stake bottom has reached designed elevation, and pile penetration is still larger, Ying Ji Continuous inserting piling, makes its pile penetration reach control pile penetration;
Step 3, including following process:
A., distribution beam 200 at the top of first row steel-pipe pile 100a and the bridging between first row steel-pipe pile 100a are installed 101 and horizontal brace 102, distribution beam 200 is fixed on stake top steel plate by electric welding;
B. first segment Bailey beam 300a is set up in the distribution beam 200 at the top of abutment 1a and first row steel-pipe pile 100a, the The Bailey beam pin 301 of the abutment end lower part of one section of Bailey beam 300a is welded on the pre-embedded steel slab of abutment 1a by locating part 302 On 1a ', locating part 302 is angle steel, to carry out longitudinal spacing to first segment Bailey beam 300a (see Fig. 5 and Fig. 6 c);
Step 4, including following process:
A. the floor beam 400 and floorings 500 being laid on first segment Bailey beam 300a;
B. inserting piling second row steel-pipe pile 100, pilespacing 3.0m penetrate rubble bedding again, and after having good positioning, root pours 2.0m The top of thick Underwater Concrete, every steel-pipe pile is fixed stake top steel plate using weld all around (see Fig. 6 d);
Step 5, including following process:
A., distribution beam 200 at the top of second row steel-pipe pile 100b and the bridging between second row steel-pipe pile 100b are installed 101 and horizontal brace 102;Distribution beam 200 is fixed on stake top steel plate by electric welding;
B. second segment Bailey beam 300b is set up in the distribution beam 200 at the top of second row steel-pipe pile 100b, and connects second Section Bailey beam 300b and first segment Bailey beam 300a (see Fig. 6 e);
Step 6, including following process:
A. the floor beam 400 and floorings 500 being successively laid on second segment Bailey beam 300b;
B. inserting piling third arranges steel-pipe pile 100c, and pilespacing 3.0m penetrates rubble bedding, and after having good positioning, root pours 2.0m The top of thick Underwater Concrete, every steel-pipe pile is fixed stake top steel plate using weld all around (see Fig. 6 f);
Step 7, including following process:
A. the distribution beam 200 at the top of installation third row steel-pipe pile 100c and the bridging between third row steel-pipe pile 100c 101 and horizontal brace 102;Distribution beam 200 is fixed on stake top steel plate by electric welding;
B. third section Bailey beam 300c is set up in the distribution beam 200 at the top of third row steel-pipe pile 100c, and connects third Section Bailey beam 300c and second segment Bailey beam 300b (see Fig. 6 g);
Step 8, the floor beam 400 and floorings 500 being successively laid on third section Bailey beam 300c (see Fig. 6 h);
Step 9, installs the narrow trestle 20 of vice-minister, and the narrow trestle 20 of this is supported by three row's load-bearing pillars and by three sections of shellfishes Lei Liang is spliced;Two are repeated the above steps to step 8;
Step 10, installs intermediate narrow trestle 30, and the narrow trestle 30 of this is supported by two row's load-bearing pillars and by two sections of shellfishes Lei Liang is spliced;Repeat the above steps two to step 6 process a;
Step 11, the short narrow trestle 40 of installation time, the narrow trestle 40 of this are supported by two row's load-bearing pillars and by two sections Bailey beam is spliced;Repeat the above steps two to step 6 process a;
Step 12, installs shortest narrow trestle 50, and the narrow trestle 50 of this is supported by two row's load-bearing pillars and by two sections Bailey beam is spliced;Repeat the above steps two to step 6 process a.
Above embodiments are used for illustrative purposes only, rather than limitation of the present invention, the technology people in relation to technical field Member, without departing from the spirit and scope of the present invention, can also make various transformation or modification, therefore all equivalent Technical solution also should belong to scope of the invention, should be limited by each claim.

Claims (5)

1. a kind of erection method of the trestle for bridge construction, the trestle rides upon the abutment on bank and for Bridge Pier Construction Steel jacket box bank side lateral siding between;The direction across bridge of the width of the trestle and the steel jacket box is of same size and by five The independent and equal width narrow trestle of seat is spliced;The length of five narrow trestles is different and stepped from long to short Splicing;Longest narrow trestle and the narrow trestle of vice-minister pass through spaced three rows load-bearing pillar support, and intermediate is narrow Trestle, secondary short narrow trestle and shortest narrow trestle pass through spaced two rows of steel-pipe pile supports;Every row's load-bearing pillar It is spaced the steel-pipe pile unanimously arranged by three to constitute, the top of three steel-pipe piles is coupled using bridging and horizontal brace;Every row's steel It is laid with a distribution beam on the top surface of tubular pole, the Bailey bracket from abutment to steel jacket box is laid in distribution beam, on Bailey bracket upper berth If floor beam is laid with floorings on floor beam;The Bailey bracket is spliced by several segments Bailey beam, every section of Bailey beam It is made of several Pin beret slices;It is characterized in that, the erection method of the trestle is to be set up and by the lateral river side of bank including following Step:
Step 1 is first flattened and is rolled to abutment, then spills the rubble of 20cm thickness in the top surface of abutment paving, and abutment is interior also pre-buried Steel plate;
Step 2 installs longest narrow trestle, using crawler crane and the nearest first row steel-pipe pile in vibration hammer inserting piling offshore side;
Step 3, including following process:
A., distribution beam at the top of first row steel-pipe pile is installed;
B. first segment Bailey beam, the abutment end of first segment Bailey beam are set up in the distribution beam at the top of abutment and first row steel-pipe pile The Bailey beam pin of lower part is welded on the pre-embedded steel slab of abutment by locating part to carry out longitudinal spacing to first segment Bailey beam;
Step 4, including following process:
A. the floor beam and floorings being laid in first segment Bailey beam;
B. inserting piling second row steel-pipe pile;
Step 5, including following process:
A., distribution beam at the top of second row steel-pipe pile and the bridging and horizontal brace between second row steel-pipe pile are installed;
B. second segment Bailey beam is set up in the distribution beam at the top of second row steel-pipe pile, and connects second segment Bailey beam and first segment Bailey beam;
Step 6, including following process:
A. the floor beam and floorings being successively laid in second segment Bailey beam;
B. inserting piling third arranges steel-pipe pile;
Step 7, including following process:
A. the distribution beam at the top of installation third row steel-pipe pile and bridging and horizontal brace between third row's steel-pipe pile;
B. third section Bailey beam is set up in the distribution beam at the top of third row's steel-pipe pile, and connects third section Bailey beam and second segment Bailey beam;
Step 8, the floor beam and floorings being successively laid in third section Bailey beam;
Step 9 installs the narrow trestle of vice-minister, repeats the above steps two to step 8;
Step 10 installs intermediate narrow trestle, repeat the above steps two to step 6 process a;
Step 11, time short narrow trestle of installation, repeat the above steps two to step 6 process a;
Step 12 installs shortest narrow trestle, repeat the above steps two to step 6 process a.
2. the erection method of the trestle according to claim 1 for bridge construction, which is characterized in that the steel-pipe pile is adopted With φ 630 × 8mm steel pipe;Pilespacing is 3.0m, penetrates rubble bedding, and after having good positioning, root pours the Underwater Concrete of 2.0m thickness;Every The top of steel-pipe pile is fixed on the distribution beam on stake top steel plate by electric welding using the fixed stake top steel plate of weld all around.
3. the erection method of the trestle according to claim 1 for bridge construction, which is characterized in that the distribution beam is adopted With Two bors d's oeuveres I-steel;Distribution beam land welding ribbed stiffener and gusset piece at the construction field (site) are installed after forming entirety with loop wheel machine.
4. the erection method of the trestle according to claim 1 for bridge construction, which is characterized in that shellfish thunder described in every Pin If piece is coupled by two rows of beret slice units or three row's beret slice units by arterial highway horizontal-associate, two side bottoms of every Pin beret slice by Angle steel cross spacing is in distribution beam;If every row's beret slice unit uses pin joint by dry plate beret slice;And every Pin beret slice is adopted With the U-shaped respective padlock of hoop in distribution beam and on floor beam;Every Pin beret slice is assembled at the construction field (site), then is pacified using crawler crane In distribution beam.
5. the erection method of the trestle according to claim 1 for bridge construction, which is characterized in that the floor beam For I-steel;The floorings are welded on floor beam using more left-hand thread channel steel points, spacing 25cm.
CN201910136414.XA 2019-02-25 2019-02-25 Method for erecting trestle for bridge construction Active CN109653101B (en)

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Cited By (3)

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Publication number Priority date Publication date Assignee Title
CN110344335A (en) * 2019-07-31 2019-10-18 中铁十五局集团第四工程有限公司 Method for constructing steel trestle, initial platform and cofferdam in bridge construction process
CN111041974A (en) * 2020-01-14 2020-04-21 安徽水安建设集团股份有限公司 Lap joint bridge for water conservancy ditch
CN112663478A (en) * 2020-12-14 2021-04-16 中铁二十局集团第三工程有限公司 Temporary steel trestle of sea is striden to nearly font

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CN106284089A (en) * 2016-08-31 2017-01-04 中铁大桥局集团有限公司 A kind of steel trestle rapid constructing method
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CN104372743A (en) * 2014-10-31 2015-02-25 中铁四局集团第二工程有限公司 Rapid construction method for trestle
CN204530433U (en) * 2015-01-30 2015-08-05 中铁三局集团有限公司 Steel pipe pile foundation combination steel trestle
KR101614253B1 (en) * 2015-07-17 2016-04-20 비앤씨컨설턴트(주) Cantilever construction method of temporary bridge
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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110344335A (en) * 2019-07-31 2019-10-18 中铁十五局集团第四工程有限公司 Method for constructing steel trestle, initial platform and cofferdam in bridge construction process
CN110344335B (en) * 2019-07-31 2021-08-10 中铁十五局集团有限公司 Method for constructing steel trestle, initial platform and cofferdam in bridge construction process
CN111041974A (en) * 2020-01-14 2020-04-21 安徽水安建设集团股份有限公司 Lap joint bridge for water conservancy ditch
CN112663478A (en) * 2020-12-14 2021-04-16 中铁二十局集团第三工程有限公司 Temporary steel trestle of sea is striden to nearly font
CN112663478B (en) * 2020-12-14 2022-11-01 中铁二十局集团第三工程有限公司 Temporary steel trestle of sea is striden to nearly font

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