>>reporter: the size of the pie is attracting big players, including indian conglomerate punj lloyd. the 1.4 billion dollar group operates in 46 countries, but here in india it may still tie up with foreign companies due to the scale of the highway projects on offer. >>punj: expertise is not what is required - its really capacity in terms of the soft side: the people, the engineers, the quantity surveyors, the project managers, the construction managers - that is the piece we would like to partner with foreign companies depending on the size and scale of the project. >>reporter: this infrastructure push could add momentum to the indian economy in the ongoing slowdown, since poor infrastructure is estimated to take two percentage points off the country's gdp increase each year. >>nath: the whole landscape will change, our transaction costs will go down, movement will be there, values of land will go up. people will see the economic impact of this in many ways, in ways of greater efficiency and in transaction costs. >>reporter: the minister plans to connect all 50 cities in india that h