Combined sewage and stormwater manhole (Tokyo Metropolitan Bureau of Sewerage specifications)

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last updated：Jan 29, 2021

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This is a public sewer and stormwater manhole specification from the Tokyo Metropolitan Bureau of Sewerage. It is used not only in Tokyo but also in a wide area!

This is a public manhole according to the Tokyo Metropolitan Government Sewerage Bureau specifications for sewage and stormwater. It is used not only in Tokyo but also in a wide area. As products, we offer various types of sewage manholes, sewage manhole covers, edge blocks, bottom plates for L-shaped manhole edge blocks, irregular side blocks, sewage manhole bottom blocks, stormwater manholes, stormwater manhole covers, and irregular stormwater manhole top, side, and bottom blocks, among others. For more details, please contact us or download the catalog.

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【Features】 ○ Public sewage and stormwater manholes compliant with Tokyo Metropolitan Government specifications ○ Used not only in Tokyo but also in a wide area ○ Extensive lineup → Various types of sewage manholes, sewage manhole covers, edge blocks, bottom plates for L-shaped manhole edge blocks, irregular side blocks, sewage manhole bottom blocks, stormwater manholes, stormwater manhole covers, and irregular stormwater manhole components such as top, side, and bottom blocks are available. ● For more details, please contact us or download the catalog.