Page:UK Traffic Signs Manual - Chapter 8 - Part 2- Traffic Safety Measures and Signs for Road Works and Temporary Situations) - Operations 2009.pdf/67

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GENERAL VEHICLE ISSUES
  • lorry-mounted crash cushion (LMCC) – see Section O5.4. For details of the latest specification for LMCCs see Departmental Standard TD 49 "Requirements for lorry-mounted crash cushions" (DMRB 8.4.7);
  • automatic brake activation system in accordance with Appendix O4.2; see also paragraph O5.4.4;
  • signing equipment in accordance with Section O10.7;
  • light arrow sign in accordance with Section O10.8;
  • reversing bleeper;
  • 140 mm capital letter height "HIGHWAY MAINTENANCE" sign to diagram 7404 (externally mounted on rear of vehicle) (see also paragraph O5.2.8);
  • "Class RA2" to BS EN 12899-1 or microprismatic reflective markings on the rear of the vehicle in accordance with paragraph O5.2.3 (c) or (d) when LMCC is in the stowed position;
  • front-mounted amber light bar with two independent light sources and rear-mounted flashing amber beacons visible when the cushion and the light arrow are in the stowed position;
  • all seats shall be fitted with head restraints and seatbelts with a minimum of three points of anchorage to the vehicle; and
  • CCTV for rearward vision.

NOTES:

  1. A vehicle complying with this specification can also be used for the installation and removal of longitudinal coning as long as it is fitted with a special adaptation to provide a low-level working platform with a guard rail arrangement within the normal width of the vehicle i.e. a "coning well".
  2. The light arrow sign shall not display any form of arrow when on a two-way single carriageway road and, other than at the scene of an incident, the light arrow sign shall not display any form of arrow when on a hard shoulder of a dual carriageway.

O5.6CONVOY WORKING VEHICLES

O5.6.1 For details of vehicles used in the Convoy Working technique (Section O9) see Section O9.3.

O5.7MOBILE LANE CLOSURE VEHICLES

O5.7.1 For details of vehicles used in the Mobile Lane Closure technique (Section O10) see Section O10.6

O5.8MOBILE CARRIAGEWAY CLOSURE VEHICLES

O5.8.1 For details of vehicles used in the Mobile Carriageway Closure technique (Section 011), see Section O11.8.

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