Use of closed circuit television on British Railways as means of examining interior of culverts and pipes on several occasions is described; control unit is provided in small motor car which can be taken on rail to site; examples of inspection procedure.
Inspection of culverts by television
Int Ry Congress Assn -- Monthly Bul
International Railway Congress Association -- Monthly Bulletin ; 40 , n 12 ; p 828-832
1963
5 pages
Report
Englisch
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