The article briefly introduces the application of remote sensing technology on geologiCal surveying and construction of Nan-Kun Railway,and by actual example,illustrates theeffect of applying remote sensing technology.

The article briefly introduces the application of remote sensing technology on geological surveying and construction of Nan-Kun railway, and by actual example, illustrates the effect of applying remote sensing technology.

The subgrade in Nanning-Kunming railway is very long and engineering conditions are complicated there.

According to karst investigation along Nanning-Kunming Railway, development regulation of karst cave and principle of esigning this railway in every region are summarized in this paper.

On Nanning-Kunming Railway, line sections passing through areas being rich of carbonate rocks accounts for one-third of the whole line .

Mechanism of embankment defects caused by expansive soils in Baise Basin, Nankun railway;

Causes of Regional Poverty and Anti-poverty Strategy along Guangxi-Nankun Railway Line;

Both designing quality and technical level of the yards and the equipments for the line of Nankun railway all raise higher than that constructed and designed during the high tide of railway construction in the past two times.

Discussion on critical issues involved in management of railway construction under new situation;

Carry out the New Idea,Realize Scientific Development,Efficiently Accomplish the Large Scale of Railway Construction;

Seize the Opportunity, Carefully Organize, and Completely Advance Large-scale Railway Construction in the Eleventh Five-Year Period;