Transport Infrastructure for Supply CHain for Projects by Gautam Koppala

Transport Infrastructuretransport employs 2 types of vessels. Deep-water
Transportation infrastructure normally consists of thevessels, which are generally designed for Ocean and
rights-of-ways, vehicles, and carrier organizations thatGreat Lakes use, & are restricted to deep-water
offer transportation services on a for-hire or internalports for access. In contrast, diesel-towed barges,
basis. The nature of the infrastructure also determineswhich generally operate on rivers and canals, have
a variety of legal and economic characteristics forconsiderably more flexibility. Water transport ranks
each mode or multimodal system. A mode identifiesbetween rail and motor carrier in the fixed cost aspect.
the basic transportation method or form.Although water carriers must develop and operate
their own terminals, the right-of-way is developed and
Since olden times, railroads have handled the largestmaintained by the government and results in moderate
number of ton-miles. As a result of the earlyfixed costs as compared to railways and highways.
establishment of a comprehensive rail networkThe main disadvantage of water transport is the
connecting almost all the cities and towns, railwayslimited range of operation and speed. Unless the origin
dominated the intercity freight tonnage till World War IIand destination are adjacent, supplement haul by rail or
and in some cases of Europe, Asia and Africa theytruck is required. The capability to carry very high
even connected the countries. This early superioritycargo at an extremely low variable cost places this
enabled railways to transport large shipments verymode of transport in demand when low freight rates
economically.are desired and speed of transit is a secondary
MOTOR CARRIERSconsideration.
Highway transportation has increased rapidly since theAIR TRANSPORT
end of World War II. This is because Motor carrierAir transport is the newest and the least utilized mode
industry results from door-to-door operating flexibilityof transport. Its major advantage being its speed,
and speed of intercity movement. They are evenwhich is accompanied by high costs. A coast-to-coast
flexible because they can operate on each and everyshipment via air requires only a few hours contrast to
kind of roadways.  In comparison to railroads, motordays taken by other mean of transportation. The high
carriers have relatively small fixed investments incost of transport can be traded off for high speed,
terminal facilities and operate on publicly maintainedwhich allows other elements of logistical design, such
highways. Although the cost of license fees, user fees,as warehousing, inventory to be reduced or eliminated.
and tolls are considerable, these expenses are directlyBut still air transport remains more of a potential
related to the number of over-the-road units and milesopportunity than a reality because it is very much
operated.  The variable cost per mile for motorunderutilized.
carriers is high because a separate power unit andThe high cost of jet aircraft, coupled with erratic nature
driver are required for each trailer or combination ofof freight demand, has limited the assignment of
tandem trailers. Labor requirements are also highdedicated planes to all-freight operations. However
because of driver safety restrictions and the need forpremium carriers provide planes dedicated for freight
substantial dock labor. Motor carriers are best suited tooperations. This premium service started off with
handle small shipments moving short distances.documents and has moved onto large parcels, which is
WATER TRANSPORTan ideal service for firms with a large number of
It is the oldest mode of transportation. First it was thehigh-value products and time-sensitive service
sailing vessels, which was replaced by steamboats inrequirements.
early 1800's and by diesel power in the 1920's.  
Domestic water transportation – involves the GreatAir Freight
Lakes, canals, and navigable rivers. In every country,Air & Ocean offers a range of fast and
fewer system miles exist for inland water than anycost-effective airfreight services for your most
other transportation mode.time-sensitive freight with door-to-door or
The main advantage of water transportation is theairport-to-airport services, fixed schedules on all main
capacity to move extremely large shipments. Waterroutes and reliable connections to all other destinations.