{
  "url": "https://openlegislation.uk/eu-regulation-2017-1151/annex-I/appendix-8b",
  "json_url": "https://openlegislation.uk/eu-regulation-2017-1151/annex-I/appendix-8b.json",
  "legislation": "eur/2017/1151",
  "legislation_title": "Commission Regulation (EU) 2017/1151 of 1 June 2017 supplementing Regulation (EC) No 715/2007 of the European Parliament and of the Council on type-approval of motor vehicles with respect to emissions from light passenger and commercial vehicles (Euro 5 and Euro 6) and on access to vehicle repair and maintenance information, amending Directive 2007/46/EC of the European Parliament and of the Council, Commission Regulation (EC) No 692/2008 and Commission Regulation (EU) No 1230/2012 and repealing Commission Regulation (EC) No 692/2008 (Text with EEA relevance)",
  "legislation_url": "https://openlegislation.uk/eu-regulation-2017-1151",
  "path": "annex/I/appendix/8b",
  "kind": "appendix",
  "number": "8b",
  "heading": "Road Load Test Report",
  "text": "The following information, if applicable, is the minimum data required for the road load determination test.\nReport number\nAPPLICANT\nManufacturer\nSUBJECT\nDetermination of a vehicle road load /…\nRoadload family identifier(s)\n:\nObject submitted to tests\nMake\n:\nType\n:\nCONCLUSION\nThe object submitted to tests complies with the requirements mentioned in the subject.\nPLACE,\nDD/MM/YYYY\n1.\nCONCERNED VEHICLE(S)\nMake(s) concerned\n:\nType(s) concerned\n:\nCommercial description\n:\nMaximal speed (km/h)\n:\nPowered axle(s)\n:\n2.\nDESCRIPTION OF TESTED VEHICLES\nIf no interpolation: the worst-case vehicle (regarding energy demand) shall be described\n2.1.\nWind tunnel method\nCombination with\n:\nFlat belt dynamometer / chassis dynamometer\n2.1.1\nGeneral\nWind tunnel\nDynamometer\nH R\nL R\nH R\nL R\nMake\nType\nVersion\nCycle energy demand over a complete WLTC Class 3 cycle (kJ)\nDeviation from production series\n—\n—\nMileage (km)\n—\n—\nOr (in case of roadload matrix family):\nMake\n:\nType\n:\nVersion\n:\nCycle energy demand over a complete WLTC (kJ)\n:\nDeviation from production series\n:\nMileage (km)\n:\n2.1.2\nMasses\nDynamometer\nH R\nL R\nTest mass (kg)\nAverage mass m av (kg)\nValue of m r (kg per axle)\nCategory M vehicle: proportion of the vehicle mass in running order on the front axle (%)\nCategory N vehicle: weight distribution (kg or %)\nOr (in case of roadload matrix family):\nTest mass (kg)\n:\nAverage mass mav(kg)\n:\n(average before and after the test)\nTechnically permissible maximum laden mass\n:\nEstimated arithmetic average of the mass of optional equipment\n:\nCategory M vehicle:\nproportion of the vehicle mass in running order on the front axle (%)\n:\nCategory N vehicle:\nweight distribution (kg or %)\n:\n2.1.3\nTyres\nWind tunnel\nDynamometer\nH R\nL R\nH R\nL R\nSize designation\nMake\nType\nRolling resistance\nFront (kg/t)\n—\n—\nRear (kg/t)\n—\n—\nTyre pressure\nFront (kPa)\n—\n—\nRear (kPa)\n—\n—\nOr (in case of roadload matrix family):\nSize designation\nMake\n:\nType\n:\nRolling resistance\nFront (kg/t)\n:\nRear (kg/t)\n:\nTyre pressure\nFront (kPa)\n:\nRear (kPa)\n:\n2.1.4.\nBodywork\nWind tunnel\nH R\nL R\nType\nAA/AB/AC/AD/AE/AF BA/BB/BC/BD\nVersion\nAerodynamic devices\nMovable aerodynamic body parts\ny/n and list if applicable\nInstalled aerodynamic options list\nDelta (C D × A f ) LH compared to H R (m 2 )\n—\nOr (in case of roadload matrix family):\nBody shape description\n:\nSquare box (if no representative body shape for a complete vehicle can be determined)\nFrontal area Afr (m 2 )\n:\n2.2\nON ROAD\n2.2.1.\nGeneral\nH R\nL R\nMake\nType\nVersion\nCycle energy demand over a complete WLTC Class 3 cycle (kJ)\nDeviation from production series\nMileage\nOr (in case of roadload matrix family):\nMake\n:\nType\n:\nVersion\n:\nCycle energy demand over a complete WLTC (kJ)\n:\nDeviation from production series\n:\nMileage (km)\n:\n2.2.2\nMasses\nH R\nL R\nTest mass (kg)\nAverage mass m av (kg)\nValue of m r (kg per axle)\nCategory M vehicle:\nproportion of the vehicle mass in running order on the front axle (%)\nCategory N vehicle:\nweight distribution (kg or %)\nOr (in case of roadload matrix family):\nTest mass (kg)\n:\nAverage mass mav (kg)\n:\n(average before and after the test)\nTechnically permissible maximum laden mass\n:\nEstimated arithmetic average of the mass of optional equipment\n:\nCategory M vehicle:\nproportion of the vehicle mass in running order on the front axle (%)\nCategory N vehicle:\nweight distribution (kg or %)\n2.2.3\nTyres\nH R\nL R\nSize designation\nMake\nType\nRolling resistance\nFront (kg/t)\nRear (kg/t)\nTyre pressure\nFront (kPa)\nRear (kPa)\nOr (in case of roadload matrix family):\nSize designation\n:\nMake\n:\nType\n:\nRolling resistance\nFront (kg/t)\n:\nRear (kg/t)\n:\nTyre pressure\nFront (kPa)\n:\nRear (kPa)\n:\n2.2.4.\nBodywork\nH R\nL R\nType\nAA/AB/AC/AD/AE/AF BA/BB/BC/BD\nVersion\nAerodynamic devices\nMovable aerodynamic body parts\ny/n and list if applicable\nInstalled aerodynamic options list\nDelta (C D × A f ) LH compared to H R (m 2 )\n—\nOr (in case of roadload matrix family):\nBody shape description\n:\nSquare box (if no representative body shape for a complete vehicle can be determined)\nFrontal area A fr (m 2 )\n:\n2.3.\nPOWERTRAIN\n2.3.1.\nVehicle High\nEngine code\n:\nTransmission type\n:\nmanual, automatic, CVT\nTransmission model\n(manufacturer's codes)\n:\n(torque rating and no of clutches à to be included in info doc)\nCovered transmission models\n(manufacturer's codes)\n:\nEngine rotational speed divided by vehicle speed\n:\nGear\nGear ratio\nN/V ratio\n1st\n1/..\n2nd\n1..\n3rd\n1/..\n4th\n1/..\n5th\n1/..\n6th\n1/..\n..\n..\nElectric machine(s) coupled in position N\n:\nn.a. (no electric machine or no coastdown mode)\nType and number of electric machines\n:\nconstruction type: asynchronous/ synchronous…\nType of coolant\n:\nair, liquid,…\n2.3.2.\nVehicle Low\nRepeat §2.3.1. with VL data\n2.4.\nTEST RESULTS\n2.4.1.\nVehicle High\nDates of tests\n:\ndd/mm/yyyy (wind tunnel)\ndd/mm/yyyy (dynamometer)\nor\ndd/mm/yyyy (on road)\nON ROAD\nMethod of the test\n:\ncoastdown\nor torque meter method\nFacility (name / location / track's reference)\n:\nCoastdown mode\n:\ny/n\nWheel alignment\n:\nToe and camber values\nMaximum reference speed (km/h)\n:\nAnemometry\n:\nstationary\nor on board: influence of anemometry (C D × A) and if it was corrected.\nNumber of split(s)\n:\nWind\n:\naverage, peaks and direction in conjunction with direction of the test track\nAir pressure\n:\nTemperature (mean value)\n:\nWind correction\n:\ny/n\nTyre pressure adjustment\n:\ny/n\nRaw results\n:\nTorque method:\nc 0 =\nc 1 =\nc 2 =\nCoastdown method:\nf 0\nf 1\nf 2\nFinal results\nTorque method:\nc 0 =\nc 1 =\nc 2 =\nand\nf 0 =\nf 1 =\nf 2 =\nCoastdown method:\nf 0 =\nf 1 =\nf 2 =\nOr\nWIND TUNNEL METHOD\nFacility (name/location/dynamometer's reference)\n:\nQualification of the facilities\n:\nReport reference and date\nDynamometer\nType of dynamometer\n:\nflat belt or chassis dynamometer\nMethod\n:\nstabilised speeds or deceleration method\nWarm up\n:\nwarm-up by dyno or by driving the vehicle\nCorrection of the roller curve\n:\n(for chassis dynamometer, if applicable)\nMethod of chassis dynamometer setting\n:\nFixed run / iterative / alternative with its own warmup cycle\nMeasured aerodynamic drag coefficient multiplied by the frontal area\n:\nVelocity (km/h)\nC D × A (m 2 )\n…\n…\n…\n…\nResult\n:\nf 0 =\nf 1 =\nf 2 =\nOr\nROAD LOAD MATRIX ON ROAD\nMethod of the test\n:\ncoastdown\nor torque meter method\nFacility (name/location/track's reference)\n:\nCoastdown mode\n:\ny/n\nWheel alignment\n:\nToe and camber values\nMaximum reference speed (km/h)\n:\nAnemometry\n:\nstationary\nor on board: influence of anemometry (C D × A) and if it was corrected.\nNumber of split(s)\n:\nWind\n:\naverage, peaks and direction in conjunction with direction of the test track\nAir pressure\n:\nTemperature (mean value)\n:\nWind correction\n:\ny/n\nTyre pressure adjustment\n:\ny/n\nRaw results\n:\nTorque method:\nc 0r =\nc 1r =\nc 2r =\nCoastdown method:\nf 0r =\nf 1r =\nf 2r =\nFinal results\nTorque method:\nc 0r =\nc 1r =\nc 2r =\nand\nf 0r (calculated for vehicle H M ) =\nf 2r (calculated for vehicle H M ) =\nf 0r (calculated for vehicle L M ) =\nf 2r (calculated for vehicle L M ) =\nCoastdown method:\nf 0r (calculated for vehicle H M ) =\nf 2r (calculated for vehicle H M ) =\nf 0r (calculated for vehicle L M ) =\nf 2r (calculated for vehicle L M ) =\nOr\nROAD LOAD MATRIX WIND TUNNEL METHOD\nFacility (name/location/dynamometer's reference)\n:\nQualification of the facilities\n:\nReport reference and date\nDynamometer\nType of dynamometer\n:\nflat belt or chassis dynamometer\nMethod\n:\nstabilised speeds or deceleration method\nWarm up\n:\nwarm-up by dyno or by driving the vehicle\nCorrection of the roller curve\n:\n(for chassis dynamometer, if applicable)\nMethod of chassis dynamometer setting\n:\nFixed run / iterative / alternative with its own warmup cycle\nMeasured aerodynamic drag coefficient multiplied by the frontal area\n:\nVelocity (km/h)\nC D × A (m 2 )\n…\n…\n…\n…\nResult\n:\nf 0r =\nf 1r =\nf 2r =\nf 0r (calculated for vehicle H M ) =\nf 2r (calculated for vehicle H M ) =\nf 0r (calculated for vehicle L M ) =\nf 2r (calculated for vehicle L M ) =\n2.4.2.\nVehicle Low\nRepeat §2.4.1. with VL data",
  "extent": null,
  "status": null,
  "version": "current",
  "annotations": [
    {
      "type": "F",
      "label": "F1",
      "text": "Substituted by Commission Regulation (EU) 2018/1832 of 5 November 2018 amending Directive 2007/46/EC of the European Parliament and of the Council, Commission Regulation (EC) No 692/2008 and Commission Regulation (EU) 2017/1151 for the purpose of improving the emission type approval tests and procedures for light passenger and commercial vehicles, including those for in-service conformity and real-driving emissions and introducing devices for monitoring the consumption of fuel and electric energy (Text with EEA relevance)."
    }
  ],
  "outstanding_effects": [],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/eur/2017/1151/annex/I/appendix/8b",
    "retrieved_at": "2026-11-01T14:44:48.753743+00:00"
  },
  "licence": "Open Government Licence v3.0",
  "licence_url": "https://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/",
  "attribution": "Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives."
}