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WO1996021773A1 - Structure de fondation soutenant les piliers d'une route surelevee, et procede de construction rapide de cette structure - Google Patents

Structure de fondation soutenant les piliers d'une route surelevee, et procede de construction rapide de cette structure Download PDF

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Publication number
WO1996021773A1
WO1996021773A1 PCT/CN1995/000004 CN9500004W WO9621773A1 WO 1996021773 A1 WO1996021773 A1 WO 1996021773A1 CN 9500004 W CN9500004 W CN 9500004W WO 9621773 A1 WO9621773 A1 WO 9621773A1
Authority
WO
WIPO (PCT)
Prior art keywords
foundation
support frame
pillar
frame
horizontal
Prior art date
Application number
PCT/CN1995/000004
Other languages
English (en)
Chinese (zh)
Inventor
Kuochung Chen
Original Assignee
Kuochung Chen
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Kuochung Chen filed Critical Kuochung Chen
Priority to AU14122/95A priority Critical patent/AU1412295A/en
Priority to PCT/CN1995/000004 priority patent/WO1996021773A1/fr
Publication of WO1996021773A1 publication Critical patent/WO1996021773A1/fr

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
    • E01D19/00—Structural or constructional details of bridges
    • E01D19/02—Piers; Abutments ; Protecting same against drifting ice
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D27/00—Foundations as substructures
    • E02D27/32—Foundations for special purposes
    • E02D27/42—Foundations for poles, masts or chimneys

Definitions

  • the invention relates to a rapid combination method and structure of a pavement foundation and a pillar, and is used for constructing an elevated road project of a busy road in an urban area. Background technique
  • foundation piles are set in the deep ground of the site; (2) pile and formwork; (3) reinforced concrete placement of the foundation; (4) Pillar formwork or erection. Therefore, these steps need at least 30 days to complete the erection of each pillar on site, and cause serious problems such as workers, material transportation, traffic, or shop operations along construction roads. Disclosure of invention
  • the purpose of the present invention is to provide a method and structure for the rapid combination of pavement foundation and pillars, without the need to set the foundation in deep strata to accelerate the construction of elevated roads. At the same time, the method and structure of the present invention will not damage the ground facilities And can ensure smooth traffic on the construction section. It is particularly emphasized that the construction of a group of pillars of the present invention can be completed within 4 hours, and according to statistics, the traditional construction method requires at least 30 days. Therefore, the method and structure of the present invention do not need to close the road for construction, and can ensure the smooth flow of traffic.
  • the construction steps include: (1) First, along the road for elevated pavement construction, select an appropriate distance to place each foundation; then select each At the location of the ground, excavate a trench of appropriate size for horizontal placement of the foundation and pavement asphalt; (2) Excavate a trench of appropriate size along the bottom of the trench for a horizontal rectangular support Frame, and spray glue on the small cymbal; (3) fix the horizontal support frame to the small cymbal, this frame has a flange that extends outward along the periphery of the bottom of the horizontal support frame; and the top of the horizontal support frame and The bottom of the gully is flush; (4) After leveling, fully spray the adhesive on the bottom surface of the frame and the gully, then place the foundation horizontally and fix the periphery of the foundation on the horizontal pillar or support frame; (5) Connect vertical pillars or groups of pillars to the foundation; (6) Finally, pave the asphalt.
  • Figure 1A ⁇ 1B, 1C, 1D, IE and IF are schematic cross-sections of working steps of the construction method of the present invention sleepy;
  • FIG. 2 is a structural expansion difficulty of the present invention
  • FIG. 4 is a partial cross-sectional view of the structure of the present invention along section line A-A of S 3;
  • Fig. 5 is a partial cross-sectional view of the structure of the present invention taken along the line B-B of Fig. 3;
  • FIG. 6 is a partial cross-sectional view of the structure of the present invention along the line C-C of FIG. 3;
  • FIG. 7 is a schematic diagram of a four-vehicle road surface constructed according to the present invention.
  • Sleepy 8 is a schematic diagram of the equipment for maintaining a base body of the present invention. The best way to implement the invention
  • (A) First, select appropriate distances (20 meters to 40 meters) along the road for elevated road construction to place each foundation 2; then dig a trench of appropriate size across the ground at each selected location 5 For horizontal placement of the foundation 2 and paving of the asphalt pavement 4, the depth of the structure 5 is about 10 to 20 cm, preferably 15 cm;
  • (B) Excavate a small rafter 51 of appropriate size around the bottom surface 52 of the above groove 5 to place a horizontal support frame 1.
  • the depth of the small cradle 51 is about 10 to 20 cm, preferably 15 cm.
  • the width of the above small confusion 51 is about 30 cm;
  • the frame 1 has a flange 11 extending outward along the bottom periphery of the horizontal support frame 1; The top of the frame 1 is flush with the bottom surface 52 of the groove 5;
  • the structure of the present invention mainly includes a horizontal rectangular support frame 1, a rectangular base body 2, and vertical pillars 3; all of which are cast from metal, such as steel grate.
  • the horizontal support frame 1 is placed at the bottom of the structure, and each side of the horizontal support frame has a rectangular (eg, 15 cm x 15 cm) cross section.
  • a flange 11 having a width of about 5 cm extends horizontally outward from the bottom periphery of the horizontal support frame 1.
  • the length and width of the horizontal support frame 1 are relatively consistent with the length and width of the base body 2 .
  • the thickness of the base body is about 5 cm to 10 cm. Please refer to the schematic diagrams of the four lanes in FIGS. 3 and 7. Where feasible, the area of the base body 2 is 6 meters X 15 meters.
  • the base body 2 can be divided into two local base bodies 21, and the area of each local base body It is 3 meters XI 5 meters.
  • the partial base body 21 is manufactured in a factory and is transported to a construction site, and then is connected by a plurality of sets of connection plates 22 (such as three sets of connection plates) with bolts and pads.
  • Local base member 21 contacting the surface of the link plate 22 and the side surface of the connecting plate 22 are attached a plurality of shallow confusion group 23 (the shallow and deep canal were 1.5 cm wide and 10 cm), in order to prevent As the heavy vehicle passes the road surface, the road surface asphalt 4 is separated from the base body 2.
  • the thickness of the connecting plate is substantially the same as that of the base body.
  • the periphery of the combined base body 2 is fixed to the top of the horizontal support frame 1 with bolts and gaskets.
  • the function of the horizontal support frame 1 is to increase the safety of the roadbed and increase the resistance force around the base body 2 so that the base body 2 can withstand the instant impact of any heavy vehicle.
  • the connecting plates 22 of the fan are spaced at an appropriate distance so that a plurality of vertical pillars 3 (for example, two vertical pillars) can be set up on the base body 2 between the connecting plates 22.
  • the vertical pillar 3 is provided with a conduit for water supply flow and electricity for water supply flow and electricity use (generally, the space in the pillar should be planned).
  • L-shaped feet 31 are attached to the sides of the upper and lower ends of each vertical post.
  • the horizontal portion 311 of the L-shaped foot 31 is provided with a lot of holes.
  • the horizontal portion 311 is connected to the base body 2 with bolts and a gasket, and the vertical pillar 3 can be fixed on the base body 2.
  • the upper end of the vertical pillar 3 it can be connected to the cross beam 9 of the bridge beam; this connection part is not within the scope of the present invention, so it will not be discussed here.
  • soil nails can be used as an auxiliary method to fix the foundation on the roadbed.
  • the foundation body (or partial foundation body and connection plate) and vertical pillars are cast in the factory and transported to the construction site.
  • the foundation will be set on the roadbed, and the vertical pillars will be fixed on the foundation to form the bottom of the elevated pavement.
  • the construction steps of the present invention can be performed in a very short It will be completed within 4 hours (about 4 hours), and there is no need to close the construction section, so that the traffic on the construction section can be unblocked, and the business of the shops along the way will not be affected.
  • this method uses shallow foundation (20 to 40 cm) treatment, the underground water supply and power facilities will not be damaged due to construction, but will be protected by the foundation 2 to prevent the underground pipeline from being damaged by vehicle pressure. .
  • all elements of the combined structure are made of steel in the factory, the quality of which is easy to control, and at the same time, there is no potential situation that affects construction safety.
  • all fixed-size finished products can be stored, dispatched and reused.
  • the present invention can also provide a method for repairing the base body (see FIG. 8).
  • the maintenance method includes the following steps: (1) Select and measure a safe ground position A; (2) Place a jack block B of an appropriate height; (3) Place a hydraulic gravity jack C; (4) Place a thick layer on the jack 2 inch jack copper plate block D; (5) then put multiple sets of I-shaped cross-shaped steel rails E on top of the jack block D; (6) place two III-shaped cross-sections above the I-shaped horizontal steel rail E To the rail F; (7) Place a horizontal rectangular jack block G above the long rail F; (8) The two ends of the horizontal rectangular jack block are fastened with bolt steel plates H, and then adjust the height and horizontal and vertical position of the jack C; (9) The jack is slightly pressurized, so that the rectangular jack block G is pushed to the inclined side of the bridge beam and fixed by welding; (10) The jack is pressurized.
  • the jack is pressurized again.
  • the bridge beams are jacked up; then the asphalt above the foundation body 2 is excavated, and the pillar 3 and the foundation body 2 are removed; after the repair of the roadbed is completed, the foundation body and the pillar are installed.
  • the aforementioned steps can be completed in 3 to 7 days. Therefore, the operation of base body maintenance is easy and fast.
  • the base body 2 is fixed to the roadbed 8 with a viscose mixed with resin and asphalt.
  • the standard of cementing is 350 tons per square meter, and it can withstand the impact of any heavy vehicle.
  • the base 2 is made of JIS SS 41 # steel plate, and its thickness is 7.5 cm.
  • the above-mentioned base body 2 can be divided into two parts of the base body 21, and the area of each part of the base body is 3 meters by 15 meters.
  • Three connecting steel plates 22 and two pillars 3 are used in this case.
  • the connecting steel plate 22 is used to connect the two partial foundations 21 together with a stainless steel bolt and a gasket. 6 ⁇
  • the distance between the two pillars in the two-lane situation is 7.6 meters.
  • the horizontal support frame 1 is made of SM 41 # steel plate with a thickness of 30 mm and is fixed to the periphery of the bottom of the base 2.
  • the function of the horizontal support frame 1 is to enhance the stability of the base and increase the base.
  • the edges are planted to 200 tons / square inch. Its supporting force is higher than 350 tons per square inch.
  • the height of pillar 3 is equal to the width of the foundation, the minimum area for the foundation to fix a pillar is 36 square meters, and it can withstand a maximum load of 12,600 chaos on the elevated two-car road surface.
  • the distance between the pinholes on the top of the horizontal support frame 1 cannot be greater than 50 cm to meet the requirements of safety design ( 200 tons / square inch).
  • the connecting bolts used in the present invention are made of M32 P2 stainless steel.
  • the tensile strength of M32 P2 stainless steel is at least 45 kg / mm2, so the tensile strength of each bolt is 33 tons.
  • stainless steel contains chromium (17%) and its shear strength is 38 kg / mm2, the shear strength of each tight bolt is 28 «t.
  • Each local foundation can be connected with 279 thorium bolts, so the tensile strength and shear strength of each local foundation are 9207 tons and 7812 tons, respectively.
  • the base body 2 when the base body 2 is placed from a position of 20 meters, the maximum instantaneous load acting on the road surface is 1,760 ton (including maximum instantaneous impact of heavy vehicles). Therefore, the load acting on each pillar 3 is 880 tons, the distribution area of the force component of each pillar is 5 square meters, and the fixed transmission weight of each pillar is 180 tons / square meter. Since the base body 2 is made of JIS SS 41 # steel plate, its thickness is 7.5 cm and its safe planting weight is 5000 tons / square meter, so the load of ISO tons / square meter should be easily transmitted. In addition, the base body 2 can be provided with an access hole or the like. The foundation 2 can guarantee the safety of its facilities even if a 3 m diameter hole is formed in the lower bed due to soil erosion.

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  • Engineering & Computer Science (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Architecture (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Paleontology (AREA)
  • General Engineering & Computer Science (AREA)
  • Road Paving Structures (AREA)

Abstract

Structure de fondation soutenant les piliers d'une route surélevée, et procédé de construction rapide de cette structure, consistant A) à déterminer une distance appropriée dans un sens parallèle à la route surélevée en cours de construction, afin de placer chaque bloc de fondation (2), puis à creuser un fossé (5) dans le sol au niveau des emplacements déterminés en vue de la mise en place horizontale du bloc de fondation (2) et du bitume (4) de revêtement; B) à creuser un fossé secondaire (51) à la périphérie du fond (52) du fossé (5) en vue de la mise en place d'une ossature porteuse rectangulaire horizontale (1), puis à pulvériser un liant (53); C) à mettre en place l'ossature (1) dans le fossé secondaire (51), cette ossature (1) étant pourvue d'une partie saillante (11) s'étendant vers l'extérieur à la périphérie du fond de l'ossature de sorte que l'on peut placer du bitume (4) dans la partie restante du fossé secondaire (51), et la face supérieure de l'ossature (1) étant alignée sur le fond (52) du fossé (5); D) à pulvériser une quantité suffisante de liant (54) sur l'ossature (1) et le fond (52) du fossé (5), à placer horizontalement le bloc de fondation (2) sur l'ossature (1) et le fond (52) du fossé (5), et à fixer la partie périphérique du bloc (2) sur l'ossature (1); E) à monter un pilier vertical (3) sur le bloc (2); et F) à mettre en place le bitume (4) de revêtement.
PCT/CN1995/000004 1995-01-10 1995-01-10 Structure de fondation soutenant les piliers d'une route surelevee, et procede de construction rapide de cette structure WO1996021773A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
AU14122/95A AU1412295A (en) 1995-01-10 1995-01-10 Structure of foundation for supporting pillars of elevated road and method for constructing it rapidly
PCT/CN1995/000004 WO1996021773A1 (fr) 1995-01-10 1995-01-10 Structure de fondation soutenant les piliers d'une route surelevee, et procede de construction rapide de cette structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN1995/000004 WO1996021773A1 (fr) 1995-01-10 1995-01-10 Structure de fondation soutenant les piliers d'une route surelevee, et procede de construction rapide de cette structure

Publications (1)

Publication Number Publication Date
WO1996021773A1 true WO1996021773A1 (fr) 1996-07-18

Family

ID=4574933

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN1995/000004 WO1996021773A1 (fr) 1995-01-10 1995-01-10 Structure de fondation soutenant les piliers d'une route surelevee, et procede de construction rapide de cette structure

Country Status (2)

Country Link
AU (1) AU1412295A (fr)
WO (1) WO1996021773A1 (fr)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR549404A (fr) * 1923-02-09
FR2057107A5 (fr) * 1969-08-04 1971-05-21 Laporte Yves
FR2215081A5 (fr) * 1973-01-23 1974-08-19 Creations Ambiances Et
US4558545A (en) * 1981-11-19 1985-12-17 Eskilstuna Invest Ab Foundation for a mast, supporting pillar, and the like
US4785593A (en) * 1986-10-27 1988-11-22 Munoz Jr Jose C Structural building system
US4972641A (en) * 1989-09-27 1990-11-27 Modern Industries, Inc. Leave-in-place cantilever concrete foundation form
US5231808A (en) * 1992-07-20 1993-08-03 Angelette A M Railroad signal foundation and method of producing, transporting and erecting same

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR549404A (fr) * 1923-02-09
FR2057107A5 (fr) * 1969-08-04 1971-05-21 Laporte Yves
FR2215081A5 (fr) * 1973-01-23 1974-08-19 Creations Ambiances Et
US4558545A (en) * 1981-11-19 1985-12-17 Eskilstuna Invest Ab Foundation for a mast, supporting pillar, and the like
US4785593A (en) * 1986-10-27 1988-11-22 Munoz Jr Jose C Structural building system
US4972641A (en) * 1989-09-27 1990-11-27 Modern Industries, Inc. Leave-in-place cantilever concrete foundation form
US5231808A (en) * 1992-07-20 1993-08-03 Angelette A M Railroad signal foundation and method of producing, transporting and erecting same

Also Published As

Publication number Publication date
AU1412295A (en) 1996-07-31

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