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Background Notes

Road freight tonnage increased by 6% in 2022

CSO statistical publication, , 11am

Introduction

This report contains the results of the "National Survey of Transport of Goods by Road" which is conducted on a weekly basis throughout the year.

Legal framework

This is a statutory survey conducted under the Statistics (Road Freight) Order, 2016 (SI No 146 of 2016) to meet Ireland’s EU requirements under Council Regulation (EC) 70/2012 on statistical returns in respect of the carriage of goods by road.

Scope of the survey

Quarterly results cover a survey period of 13 weeks for each quarter. Irish registered vehicles that come within the scope of the survey must meet the following criteria:

  1. belong to the motor taxation class ‘Goods Vehicles’
  2. have a valid motor tax disc during the relevant survey week. However, in practice, as the survey sample was selected several weeks before the survey week, vehicles where the motor tax had expired no more than three months previously were also included in the scope.
  3. have an unladen weight of two tonnes and over
  4. have a vehicular body type appropriate for carrying freight.

No other vehicles are covered. In particular, this means that vehicles in other motor taxation classes such as agricultural tractors, general haulage tractors, dumpers and exempt vehicles (i.e. vehicles exempt from liability to pay road tax which includes state owned, diplomatic, fire services or disabled drivers) are not included in the survey.

All activity of goods vehicles within the scope of the survey engaged in the carriage of goods on the public road, either on own account or for hire or reward, are covered.  Excluded, therefore, is activity such as site work off the public road or work of a mainly service nature (e.g. carriage of personnel to or from places of work). 

Sampling frame

The sampling frame for the Survey comes from the Department of Transport, Tourism and Sport’s database on vehicles taxed as goods vehicles.

The sampling frame/register is updated every eight weeks during the year with information from the Department regarding vehicles:

  1. being registered for the first time
  2. having their motor taxation class changed
  3. being formally scrapped
  4. having their registered owner changed. 

The information required of each vehicle on the register for survey purposes is as follows:

  1. year of manufacture of the vehicle
  2. date of first registration of the vehicle
  3. an indication as to whether the vehicle has been taxed for the carriage of goods on own account or for hire or reward
  4. the unladen weight of the vehicle
  5. name and address of the person on whose name the vehicle was most recently taxed (referred to as the owner of the vehicle in the following paragraphs).

Periodicity

The results are published on a quarterly and annual basis.

Sample design

Information is collected in respect of one week’s transport activity for a random sample of goods vehicles.   Every week a sample of vehicles is selected from the register. A survey questionnaire is then issued to the registered owners of these vehicles by post, seeking information on the vehicle and an account of the vehicle’s activity during that week. For the purposes of sample selection, vehicles are divided into 20 strata.  These strata were created on the basis of four criteria:

  • the unladen weight of the vehicle
  • year of first registration of the vehicle
  • whether the vehicle had been taxed for the carriage of goods on own account or for hire or reward
  • year of manufacture.

Definitions used

Type of journey

Two basic categories of journey are distinguished – split delivery/collection journeys and end-to-end journeys.

End-to-end journeys are those which have no intermediate collection or delivery points between their origin and destination.

Split delivery/collection journeys involve the depositing and/or collection of part of the load carried at one or more stopping points along the way. A common example of such a journey would be the delivery of beer to public houses and the collection of empties.

Tonnes carried

This is the weight of goods (including empties) carried inclusive of packaging etc. but excluding the weight of demountable containers (if any) in which the goods are carried.

For split delivery/collection journeys tonnes carried are taken as the weight of goods at the start of the journey plus the weight of any other goods collected during the journey.

Tonne-kilometres (tonne-km)

For end-to-end journeys this is the result of multiplying the weight of goods carried by the distance they were carried.

For split delivery/collection journeys more complex formulae were used. These involved multiplying the distance travelled with a load by an estimate of the average weight of load carried.

National transport

National transport is the carriage of goods by road by Irish registered goods vehicles between two places (a place of loading/embarkment and a place of unloading/disembarkment) both of which are located in the Republic of Ireland.

NUTS2 and NUTS3 Regions

The regional classification in this release is based on the NUTS (Nomenclature of Territorial Units) classification used by Eurostat. Until Q4 2017, the NUTS3 regions corresponded to the eight Regional Authorities established under the Local Government Act, 1991 (Regional Authorities) (Establishment) Order, 1993, which came into operation on 1 January 1994 while the NUTS2 regions, which were proposed by Government and agreed by Eurostat in 1999, were groupings of those historic NUTS3 regions.

However, the NUTS3 boundaries were amended on 21st of November 2016 under Regulation (EC) No. 2066/2016 and have come into force from Q1 2018. These new groupings are reflected in the Road Freight Transport Survey results from Q1 2018 onwards. The changes resulting from the amendment are that County Louth has moved from the Border to the Mid-East and what was formerly South Tipperary has moved from the South-East to the Mid-West, resulting in the new NUTS2 and NUTS3 regions:

Northern & Western NUTS2 RegionSouthern NUTS2 RegionEastern & Midland NUTS2 Region
Border Cavan
Donegal
Leitrim
Monaghan
Sligo
Mid-West Clare
Limerick
Tipperary
Dublin Dublin City
Dun Laoghaire-Rathdown
Fingal
South Dublin
South-East Carlow
Kilkenny
Waterford
Wexford
Mid-East Kildare
Louth
Meath
Wicklow
West Galway
Mayo
Roscommon 
South-West Cork
Kerry
Midland Laois
Longford
Offaly
Westmeath

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