Laboratory tests

Material

NR/CR [ KS F 4424 ]

P.T.F.E [KS F 4424]

SM355 [ KS D 3515 ]

STS316 [ KS D 3698 ]

Products

Easy Maintenance Pot bearings

Outline

- Mixed application of stud bolts and anchor sockets reduces socket length.
- Minimize interference with structual reinforcing bar.

fixed end

One directional

Multi directional

Composition

Top Plate(SM355 or SCMn2A)

Sliding Plate(STS316L)

Dimpled P.T.F.E

Center Plate(SM355)

Rubber Pad(NR or CR)

Bottom Plate(SM355 or SCMn2A)

Anchor Plate(SM355)

Stud Bolt(aluminium-killed steel)

Pot bearings for Negative reaction

Outline

- Negative reaction is generated due to the occurrence of an earthquake or the live load of a bridge.
- Prevents the upper structure from being lifted or separated by the negative reaction.

Collapse accident

Shindong IC Ramp A-2 Bridge

Access road at the southern end of Banghwa Bridge