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Filtering by: Keyword Roads -- Maintenance and repair

Highway improvement. 1. Earth roads and culverts

Creator:

Ayres, Ernest Flagg and Oregon Agricultural College. Extension Division

Abstract:

Published 1912. Facts and recommendations in this publication may no longer be valid. Please look for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalog

Resource Type:

Technical Report

Full Text:

66 2. Surface treatment 67 BURNT CLAY ROADS 68 MAINTENANCE s 70 The road drag