Safe working in tunnelling
By: prepared by TBG and STUVA in cooperation with ITA Working Group "Health and Safety".
Contributors: Tiefbau-Berufsgenossenschaft.; Studiengesellschaft für unterirdische Verkehrsanlagen.; InternationalTunnelling Association. Health and Safety Working Group.
Publisher: Tiefbau-Berufsgenossenschaft
Published: 1989
Place of publication: München
Language: eng
Notes: "This document is written for tunnel workers and first line supervision" - title page.