About one-third of the country's freight trains pass through the city, making it a major national bottleneck.

This was a major bottleneck in the county's transport system until 2007.

As a result, printing has become a major bottleneck for office productivity - just look at the lines that form around the network printer.

The data migration process performs reasonably fast and without any major bottleneck.

Improving road and transportation infrastructure helps solve this major bottleneck.

In 2005, a major bottleneck at the eastern end was removed.

However, this quickly became one of the two major bottlenecks along the new superhighway.

There are major bottlenecks in the transport system, mainly because of foreign exchange problems.

The reason for this was that pre-1976, only three tracks went through the station causing a major bottleneck in the area.

The High Street was a major bottleneck as almost all the through traffic had to pass along it.