MANHOLE LINING METHOD AND MANHOLE LINING STRUCTURE

To provide a manhole lining method for lining the inner wall of a manhole, and a manhole lining structure covering the inner wall of the manhole, capable of reliably taking proper measures against hydrogen sulfide.SOLUTION: The manhole lining structure includes: a cylindrical mold 12 with the inner...

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Bibliographische Detailangaben
Hauptverfasser: UMEDA TAKAYOSHI, GORO YUTA
Format: Patent
Sprache:eng ; jpn
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Zusammenfassung:To provide a manhole lining method for lining the inner wall of a manhole, and a manhole lining structure covering the inner wall of the manhole, capable of reliably taking proper measures against hydrogen sulfide.SOLUTION: The manhole lining structure includes: a cylindrical mold 12 with the inner surface formed of a material that is resistant to hydrogen sulfide, which is arranged at the inner side relative to an inner wall Mi of a manhole M leaving a filling space S between the inner wall Mi and the same; and a filler filled in the filling space S. The cylindrical mold 12 is formed in a cylindrical shape by connecting circumferential end portions 1231 and 1232 of the arc-shaped sheet body using a ding material having hydrogen sulfide resistance.SELECTED DRAWING: Figure 6 【課題】マンホールの内周壁を裏打ちするマンホールライニング工法およびマンホールの内周壁を覆ったマンホールライニング構造物に関し、硫化水素対策をしっかりと行う。【解決手段】マンホールMの内周壁Miよりも内側に、内周壁Miとの間に充填空間Sを残して配置され、内周面が硫化水素に耐性がある材質で構成された筒状モールド12と、充填空間Sに充填された充填材とを備え、筒状モールド12は、円弧状のシート体の周方向両端部分1231、1232を、硫化水素に耐性があるモールド用材料を用いてつなぎ合わせて筒状に形成されたものである。【選択図】図6