Trench digging and shoring Jurisdiction Norway Year 1986 Published in Norwegian Original/other title [Norwegian] Gravning og avstivning av grřfter Source Postboks 8103 Dep., 0032 Oslo 1, Norway, Jan. 1986. 28p. Illus. Serial number Bestillingsnr. 151 Descriptors [Primary] Norway, trench shoring, trenching and excavating [Secondary] civil engineering, directive, shoring and bracing, sloping of trench sides, soil stability Subject category Industries and occupations Abstract These regulations, dated 19 November 1985 (effective 1 Mar. 1986), apply to trenching and building-site excavation. Contents: planning of excavations exceeding a depth of 2m; conditions enabling excavations to be dug without shoring (sloping, frozen ground); shoring (by qualified personnel when the depth exceeds 3m); choice of the site for the excavated ground; trenches with special profiles; excavations for buildings; escape routes. In an appendix: detailed rules for excavating and shoring operations; types of ground, their properties and their hazards in the event of rain; ground-water and its behaviour; ice layers between layers of ground; ground pressure; ground exploration by drilling. CIS No. 86-2037 Database ID 47193