Document ID: chunk:federal_register_of_legislation:F2024C01065:body:0:p35
Version: federal_register_of_legislation:F2024C01065
Segment Type: other
Provision Reference: 
Character Range: 87300–90039

omnibus having an occupant capacity of up to 25 persons, including the driver (ADR 58).

   SMOKE METER - an instrument which determines the smoke density in exhaust gases emitted by 'Engine Systems' (ADR 30).

   SPACER - an annular block used to vary the position of the 'Child Restraint Anchor Fitting(s)' shown in Figures 4 and 5 of ADR 34/... .

   SPAN GAS - a gas of a known concentration which is used routinely to set the output level of an analyser.

   SPARE UNIT - a 'Unit' which is intended to be exchanged for a 'Second Unit' in case of malfunction of the latter.

   SPARK IGNITION - means positive ignition (ADR 28/01).

   SPECIFIED DESIGN SECTION WIDTH - the width specified in the 'Nominated Standard' for a new tyre of that size designation and type when inflated on its 'Measuring Rim'.

   SPECULAR GLOSS - the 'Luminous Fractional Reflectance' of a specimen at the specular direction.

   SPEED CATEGORY - a category assigned to a tyre by a tyre manufacturer which denotes the 'Maximum Vehicle Speed 24/00' for which the use of the tyre is rated. Details of speed categories and their symbols are set out in Table 4 of ADR 23/... "Passenger Car Tyres".

   SPIKE STOP 31/00 - a stop resulting from the application of a force on the service brake 'Control' of at least 885 N attained within 400 milliseconds of the commencement of application of such force.

   SPIKE STOP 35/... ‑ in the case of 'Service Brake System' without a 'Brake Power Unit 35/...' a stop resulting from the application of a 'Pedal Effort 35/...' of at least 885 N on the service brake 'Control' attained within 500 milliseconds from the instant at which the 'Control' leaves the initial brake 'Control' location.

   SPLIT SERVICE BRAKE SYSTEM - a 'Brake System' consisting of 2 or more sub-systems actuated by a single 'Control' and so designed so that a leakage-type failure of a pressure component in a single sub-system (except structural failure of a housing that is common to all sub-systems) shall not impair the operation of any other sub-systems.

   SPRING BRAKE SYSTEM - a 'Brake System' utilising one or more springs to store the energy required to actuate the 'Brakes'.

   STABILISATION DISTANCE - the distance chosen by the vehicle 'Manufacturer' for testing a 'Certification Vehicle'.

   STABILISATION DISTANCE ACCUMULATION FUEL - unless otherwise 'Approved', means one of the grades of fuel complying with a specification of Appendix 3 of ADR 37/... . See also 'Appropriate Stabilisation Distance Accumulation Fuel'.

   STANDARD SPARE UNIT - a 'Unit' that conforms to the 'Standard Unit' of the vehicle.

   STANDARD TEST FUEL - unless otherwise 'Approved', means one of the grades of fuel complying with a specification of