Increased airplane weights are necessitating rebuilding of many existing runways; compacting subgrade material to considerable depth permits reduction in thickness of pavement or base course with attending reduction in cost; sheepsfoot roller with feet 18 in. in length out from drum which compacts 21 in. in one operation is illustrated and described; heavy pneumatic roller for top surface also described.
Giant rollers for heavy-duty runways
Roads Streets
Roads and Streets ; 87 , n 12
1944
Aufsatz (Zeitschrift)
Englisch
© Metadata Copyright Elsevier B. V. All rights reserved.
NTIS | 1975
|Engineering Index Backfile | 1929
|NTRS | 1975
|Engineering Index Backfile | 1940
|SLUB | 1979
|