transport

ROADS IN PAKISTAN;
Total length of roads in pakistan.        259,618 Kms
high type;                     179290 Kms
low type                         80328 Kms
total length of highways          8845 Km  17 national highways
total lengthof motorways          2744 Km 10 motor ways.

NATIONAL HIGHWAYS OF PAKISTAN;
Pakistan's has a nation wide system of national high ways district from the motorways which are currently being built.The national for manging 17 national highways 10 motorways and all the strageic roads.The speed limit on the national highways is 80 kilometers/hours.
National highways often begin with the letter N followed by two numerals, e.g. N-55.
NATIONAL HIGHWAYS AUTHORITY;NHA
In 1978 goverment of pakistan GoP decided to federalize important inter provincial roads named national highways and created the national highways board.for monitoring the development and maintenance of these federalize roadsby provincial highways of departments.
The national highways authority NHA was created in 1991 through an act of the parliament for planning development opreation repair and maintenance of national highways and strategic roads.It is commited to provide a safe modern and efficent transportation system.Total length of the federalized roads under NHA now stands at 8780KMs account for 3% of the entire road network and 75% of the coomercial road traffic in the country.
NHA is custodian  of the highway assets  of paksitan's road network.It is the primer road managment and regulatory agency responsible for managing 17 national highways 10 motorways and all the stragic roads of pakistan.The main difference between the two is that unlike motorways national highways are not controlled access or limited access.The national highways authority NHA enables firms currently opreating on the system to ship goods more cheaply as trucks can reach destinatios without major delays and to improve service as delivery schedules become more reliable.Subsequently more timely and reliable deliveries allow firm located on or near the national highway routes to minimize their stationary inventories thereby saving inventory and storage costs and enhancing productivity.Collectively this translates into higher productivity.Collectively thid translates into higher productivity for the nation as a whole.....