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Armco International Corp
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Armco International Corp
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Publication of FR1062124ApublicationCriticalpatent/FR1062124A/fr
E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
E01F5/00—Draining the sub-base, i.e. subgrade or ground-work, e.g. embankment of roads or of the ballastway of railways or draining-off road surface or ballastway drainage by trenches, culverts, or conduits or other specially adapted means
E01F5/005—Culverts ; Head-structures for culverts, or for drainage-conduit outlets in slopes
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Engineering & Computer Science
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Structural Engineering
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FR1062124D1952-08-191952-08-19Dispositif de verrouillage pour conduite d'eau composée de sections semi-circulaires
ExpiredFR1062124A
(fr)