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Vol 146
Pages:
79-82
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Research article
Without section

Use of laser directional signs in St. Petersburg subway construction

Authors:
M. V. Dolgikh1
A. N. Sheremet2
About authors
  • 1 — Saint Petersburg Mining University
  • 2 — Санкт-Петербургский горный ин-т
Date submitted:
2000-06-07
Date accepted:
2000-07-26
Date published:
2001-01-01

Abstract

The history of an introduction of the laser of direction is described at building undergrount of city, and also the characteristic of a modern park of the laser of direction and problem of usage them for today is given.

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