Slope stability problems on the Dreikikir to Wasisi road, East Sepik District /
Jacobson, G.
Slope stability problems on the Dreikikir to Wasisi road, East Sepik District / by G. Jacobson. - Port Moresby Dept. of Lands, Surveys and Mines [1972]. - [2], 4 leaves, [5] leaves of plates ill., maps; 30cm. - Note on investigation 72-004. .
"Investigation no. 72423"
Slopes (Soil mechanics)--Papua New Guinea.
Fills (Earthwork)--Papua New Guinea--East Sepik Province.
Roads--Design and construction--Papua New Guinea--East Sepik Province.
Roads--Embankments.
Slope stability problems on the Dreikikir to Wasisi road, East Sepik District / by G. Jacobson. - Port Moresby Dept. of Lands, Surveys and Mines [1972]. - [2], 4 leaves, [5] leaves of plates ill., maps; 30cm. - Note on investigation 72-004. .
"Investigation no. 72423"
Slopes (Soil mechanics)--Papua New Guinea.
Fills (Earthwork)--Papua New Guinea--East Sepik Province.
Roads--Design and construction--Papua New Guinea--East Sepik Province.
Roads--Embankments.