“Contract practice in tunnel construction – Contract for the supply of tunnelling machines” has been added to your basket. View basketSegmental gaskets – GT9R4A130,00€ (30,00€ Excluding tax)Segmental gaskets – GT9R4A1 - Segmental gaskets - GT9R4A1 quantity + Add to basket somdn_product_page SKU: GT9R4A1-EN Category: Recommendations Tags: Sealing, Segments, TBM Additional information Additional informationYear of publication1993LanguageFrenchNumber of pages8AuthorAFTESRelated productsDesign, dimensioning and execution of precast steel fibre reinforced concrete arch segments – GT38R1A1 30,00€ (30,00€ Excluding tax) Add to basket Forward probing ahead of tunnel boring machines 30,00€ (30,00€ Excluding tax) Add to basket Characterisation of geological, hydrogeological and geotechnical uncertainties and risks – GT32R2A1 30,00€ (30,00€ Excluding tax) Add to basket Grouting for rehabilitation of man-entry underground structures 30,00€ (30,00€ Excluding tax) Add to basket