KR100500720B1 - Apparatus for preventing corrosion and maintenace of bridge seat - Google Patents

Abstract

The present invention is to prevent corrosion and maintenance of the bridge device installed to prevent the corrosion of rainwater and inflow and maintenance of the bridge device installed in order to cope with the construction of the bridge in the alternating portion of the bridge meets the pavement surface of the road As a facility management apparatus for the, the side of the expansion joint expansion unit 24 and the bridge side expansion joint pedestal facing each other with the boundary space 21 of the alternating 15 and the bridge beam 11 ( 25. A water barrier wall having a predetermined length and width on the front surface of the bridge device 10 installed to have a slope on the lower portion of the bridge beam 11 and between the lower portion of the bridge beam 11 and the shift 15 to correspond to the expansion and contraction of the bridge beam 11. (20) and the inclined surface on the alternate support (27) of the front wall of the water barrier wall (20) to make rainwater, foreign substances, etc. flowing from the expansion joint device (13) to form a constant passage through the above device to the bridge Directly to the device 10 It does not affect the contact, and to form a predetermined size of the work space 30 for maintenance and repair of bridges and bridges in the middle of the bridge beam (11).

Description

Facility management device for corrosion prevention and maintenance of bridge device {Apparatus for preventing corrosion and maintenace of bridge seat}

The present invention is to prevent corrosion and maintenance of the bridge device installed to prevent the corrosion of rainwater and inflow and maintenance of the bridge device installed in order to cope with the construction of the bridge in the alternating portion of the bridge meets the pavement surface of the road It relates to a facility management apparatus for.

Extension joints and bridges of bridges can be used for the expansion and stability of bridge superstructures due to temperature changes, creep phenomena of concrete, dry shrinkage, and the safety and durability of bridges that flexibly accommodate displacements caused by deflection of bridge beams during live loads. It is the main device of a very important bridge which has a huge influence.

The present invention, which is provided to protect such an important device, provides a bridge at a constant angle toward the boundary space at the lower side of the bridge side expansion joint pedestal and the bridge side expansion joint pedestal facing each other with the boundary space of the bridge and the bridge beam interposed therebetween. Side and Alternating Side Expansion Joints Supports a wall with a certain length and width on the front side of the bridge system installed on the slope of the bridge beam and the bridge beam to expand and contract the bridge beam. By placing the slope of the bridge rest on the bridge, it forms a passageway through which water and foreign substances from the expansion joint can flow so that it can be drained so that it does not directly affect the bridge device. It is to form a workspace of a certain size for maintenance and repair of the back.

Therefore, it prevents water and foreign matters that enter through expansion joints from accumulating in the bridge system and removes the cause of corrosive facilities or obstacles to new building activities. At the same time, it ensures a certain size of working space where people can enter the middle of the bridge beam to inspect and repair the bridge device, so that the daily inspection and maintenance work can be performed smoothly. .

In general, expansion joints are installed to cope with expansion and contraction at the point where the alternating bridges and bridge beams are installed on the pavement side of the road, and these are damaged by corrosion due to salt by heavy vehicle operation and winter snow removal work. Leakage is generated through these parts, and the leaking water flows directly into the shift, and the bridge is designed so that these inflows are drained through the stairway device. Of the bearing and the oxidization of the concrete, the white phenomena and the fastening device caused by the fall of the concrete due to the fall of the concrete is causing a fatal defect in the performance of the bridge. In addition, due to the small space in which people cannot enter the middle part of the bridge beam, there was a problem that smooth work cannot be performed during inspection and maintenance work.

The present invention has been proposed in order to solve the above-mentioned problems, water and foreign matters introduced through the expansion joint device to provide a drainage passage so as not to directly affect the bridge device and at the same time check the bridge device and the like and The purpose is to provide a workspace for smooth maintenance.

The present invention is to install the work space 30 to prevent the corrosion and foreign matter inflow and maintenance of the bridge device 10 installed to cope with the construction of the bridge as

Boundary space 21 below the alternating expansion joint pedestal 24 and the bridge side expansion joint pedestal 25 facing each other with the interface 21 between the shift 15 and the bridge beam 11 interposed therebetween. Bridge side and alternating side expansion joints of fixed length and angle installed on the side of the bridge, and the bridge device installed to correspond to the expansion and contraction of the bridge beam 11 between the inclined surfaces 26 and 29 and the bridge beam 11 and the shift 15. The water support wall 20 having a predetermined length and width installed in the front portion of the 10 and the bridge support slope 28 and the beam beam 11 formed in the middle of the bridge support 27 formed in the front support wall 27 of the water barrier wall 20. And a work space 30 having a predetermined size for maintenance and repair of the bridge beam and the like.

Hereinafter, the configuration of the present invention with reference to the accompanying drawings in detail.

1 is a cross-sectional view showing installation of a facility between a bridge 15 and a bridge beam 11 in the related art, and the intersections installed on a road pavement surface and the pavement surface 12 formed on an upper portion of the bridge beam meet each other. Water and foreign matters introduced through the expansion joint device 13 installed to connect to the seat space 27 where the seat device 10 is installed in the boundary space 21 and pass through the seat device 10. By allowing it to be drained to the outside, the water flowing into the teaching apparatus 10 directly affects the corrosion frequently, and the foreign matter accumulated in the teaching apparatus accumulates in the teaching apparatus and needs to be checked and maintained regularly. It is only 50cm wide and it is a very unsuitable space to work on.

Figure 2 is a cross-sectional view of the installation device for the management of facilities, such as the device provided by the present invention, Figure 3 is a detailed view of the "A" portion of Figure 2 and Figure 4 is a detail of the "B" portion of FIG. As shown in the drawing, the expansion joint 13 for connecting the upper surface of the alternating surface 15 connected to the road pavement surface 14 and the pavement surface 12 wrapped on the upper portion of the bridge beam 11 is a heavy vehicle. Damage caused by salt corrosion of snow remover used during operation and winter snow removal work, and leakage and inflow of foreign substances are generated through the damaged space through the damaged area. The bridge support is provided on the inclined surfaces 26 and 29 of the bridge side and alternating expansion joint support pedestals, which are installed downward at a predetermined length and angle toward the boundary space 21 at the lower portion of the device pedestal 24 and the bridge side expansion joint pedestal 25. (27) falls above, at which time On the lower side of the expansion joint pedestal 24 and the bridge expansion joint pedestal 25, bridge side and alternating expansion joint pedestal inclined surfaces 26 and 29 installed downward at a constant length and angle toward the boundary space 21 are funnels. It is to play a role that the introduced water and foreign matters fall through the center of the boundary space 21 immediately above the pedestal support (27). Gradient of the inclined surfaces 26 and 29 of the bridge side and the alternating expansion joint pedestals installed downward at a predetermined angle toward the boundary space 21 at the lower side of the alternating expansion joint pedestal 24 and the bridge side expansion joint pedestal 25. Is to form a slope of about 1% to 2.5%, the preferred slope is 1%. In addition, it is preferable that the length of the bridge side expansion joint pedestal inclination surface 26 shall be 5 cm, and the length of the shift side expansion joint pedestal inclination surface 29 shall be 40 cm.

The dropped water and foreign matters are prevented from entering water or accumulating foreign matters by the water barrier wall 20 having a predetermined length and width installed in the front portion of the teaching device 10. In addition, the slope of the seat support 28 formed on the seat support 27 at the front of the water barrier wall 20 becomes a downward slope to the opposite side of the seat device 10 so that the water and foreign substances introduced in the slope are naturally drained or discharged. do. The size of the water barrier wall 20 is 35cm in height and 5cm in width and is installed in front of the device 10 at the point where the chair support inclined surface 28 is 20cm apart from the device 10 and the chair support inclined surface ( 28) is installed inclined opposite to the place where the device 10 is installed, the gradient of the inclined surface to form an inclination of 1.5 to 3%, the preferred inclination is 2%.

Through the above-mentioned equipment, the aging device is prevented from aging. In addition, in general, the bridge is to have a regular inspection and maintenance to install a workspace 30 to facilitate the inspection and maintenance work while the operator easily access to the chair. It is the size of the working space, and the width is installed at 1.2 ~ 1.5m.

As described above, the present invention is provided to prevent corrosion of the teaching apparatus, which has a great influence on the safety and durability of the bridge, so that the introduced water and foreign substances can be quickly drained and discharged, thereby preventing corrosion of the teaching apparatus. Prevents whitening due to oxidization of concrete while preventing the expansion and contraction caused by the inflow of foreign substances and provides a work space for regular inspection and maintenance management of bridges. It is a very effective equipment to maintain the economic effect and safe bridge by maintaining the safety of the bridge and ensuring the durability of the bridge by making it possible.

1 is a cross-sectional view showing a conventional installation of a facility between the shift and the bridge beam.

Figure 2 is a cross-sectional view of the installation device for the management of facilities, such as a teaching apparatus according to the present invention.

3 is a detail view of portion “A” of FIG. 2;

4 is a detail view of portion “B” of FIG. 2;

<Description of the symbols for the main parts of the drawings>

10: bridge device 11: bridge beam

12: packaging side 13: expansion joint

14: road pavement 15: shift

16: backfill 20: water barrier

21: boundary space 22: bridge side joint

23: expansion side expansion joint 24: shift side expansion joint

25: bridge side expansion joint

26: bridge side expansion joint support slope

27: pedestal pedestal 28: pedestal pedestal slope

29: inclined surface of the expansion-side expansion joint

30: workspace

Claims (3)

In the device for securing the work space 30 while preventing corrosion of the bridge device 10 of the bridge and the inflow of foreign matters Alternating expansion joint of the expansion joint 13 of the expansion joint 13 connecting the upper surface of the alternating 15 connected to the road pavement surface 14 and the pavement surface 12 packed on the upper portion of the bridge beam 11 Bridge side and alternating side expansion joint pedestal inclined surfaces 26 and 29 and the boundary space 21 installed downwardly at a predetermined length and angle toward the boundary space 21 under the pedestal 24 and the bridge side expansion joint pedestal 25. In order to prevent the inflow of water and foreign substances dropped through the) downwards to the opposite side of the water barrier wall 20 and the teaching device 10 having a predetermined length and width in the front portion which is installed at a certain distance from the teaching device 10. It consists of a slope of the bridge support 28 formed on the bridge support 27 having a gradient and a work space 30 having a width of 1.2 to 1.5m in the middle of the bridge beam 11 for regular inspection and maintenance of the bridge. Corrosion prevention and maintenance of the chair apparatus, characterized in that Installing the managed device.        The method of claim 1 Slope surfaces 26 and 29 of the bridge side and alternate side expansion joint pedestals installed downward at a predetermined length and angle toward the boundary space 21 under the shift side expansion joint pedestal 24 and the bridge side expansion joint pedestal 25. ) Have a slope of 1% to 2.5%, respectively, the length of the bridge side expansion joint pedestal slope 26 is 5cm, the length of the shift side expansion joint pedestal slope 29 is installed to 40cm. Facility management device for corrosion prevention and maintenance of the teaching device.        The method of claim 1 The slope of the pedestal support wall formed on the pedestal wall (20) having a predetermined length and width to be installed at the front portion at a predetermined distance from the pedestal device (10) and the pedestal support (27) having a downward slope opposite to the pedestal device (10) 28), respectively, the size of the wall 20 is 35cm in height, 5cm in width and is installed 20cm away from the teaching device 10, the gradient of the pedestal slope 28 is characterized in that the slope of 1.5 to 3%. Facility management device for corrosion prevention and maintenance of the teaching device.