Torthaí cuardaigh - "Roads Subgrades."

Highway materials de réir Krebs, Robert D. 1931-

Soil density and stability presented at the Thirty-third Annual Meeting, January 12-15, 1954.

Frost action and insulation against subgrade freezing 4 reports ; presented at the 44th Annual Meeting, January 11-15, 1965.

Soil: compaction, classification, and laterites 7 reports.

Ground penetrating radar for evaluating subsurface conditions for transportation facilities de réir Morey, Rexford M.

Soil properties 10 reports prepared for the 53rd annual meeting of the Highway Research Board.

Use of geophysics for transportation projects de réir Sirles, Phil C.

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Faigh an téacs iomlán

Swelling soils 4 reports prepared for the 54th annual meeting of the Transportation Research Board.