Japan, Tomoe Seisakusho
Tomoe Steel Bar Stopper
Made in Japan
Manufacturer: Tomoe Seisakusho Co., Ltd.
Product name: Steel Bar Stopper
What is a steel bar stopper?
This is a support member used for adjustment girders (Gelber girders of rigid-frame viaducts) to smoothly transmit horizontal force between upper and lower structures of concrete railway bridges.
[Performance]
Movement restriction device is utilized to control the expansion and contraction of the girder caused by temperature changes, etc.
A device is implemented to prevent bridge collapse during earthquakes.
*In road bridges, it may also be referred to by names such as anchor bar or anchor device.
Standard size
■Steel bar stopper standard size table
| steel rod | |
| Diameter (D) | Length (L) |
| φ80 | 1060 |
| φ90 | 1180 |
| φ100 | 1300 |
| φ110 | 1420 |
| φ120 | 1540 |
| φ130 | 1660 |
Square sheath pipe specification steel bar stopper
[Recruitment example]
・Shinkansen construction (Hokkaido Shinkansen, Hokuriku Shinkansen, Kyushu Shinkansen)
・Private railway conventional line construction
■Square sheath pipe specification steel bar stopper
| product | Material |
| steel rod | SS400, S45CN, S35CN |
| sheath tube | SS400 |
*Square sheath tube surface treatment: HDZ55 compatible
Round sheath pipe specification steel bar stopper
[Recruitment example]
・Shinkansen construction (Hokkaido Shinkansen, Hokuriku Shinkansen, Kyushu Shinkansen)
・Private railway conventional line construction
■Round sheath pipe specification steel bar stopper
| product | Material |
| steel rod | SS400, S45CN, S35CN |
| sheath tube | SS400, SPCC |
*Filling material specifications are also available.
Spiral muscle
[Recruitment example]
・Shinkansen construction (Hokkaido Shinkansen, Tohoku Shinkansen, Hokuriku Shinkansen, Kyushu Shinkansen)
・Private railway conventional line construction
・Road bridge construction, etc.
■Spiral muscle
| product | Material |
| spiral muscle | SD345, SD390, SD235 |
*Oval spiral can also be produced.
