A2 APPENDIX – GLOSSARY
A2.1“Access road” means a road which in rural areas serves a small settlement and provides access to individual properties and land; it is often only single lane width and unsuitable for HGVs. In urban areas an access road is often a residential loop road or a cul de sac.
A2.2“All-red period” means the time during which the signals display a red signal to all traffic streams simultaneously. It allows one stream of traffic to clear the controlled area before the opposing stream is signalled to proceed.
A2.3“Authorised traffic sign” means a non-prescribed sign authorised by the Secretary of State in accordance with Sections 64 and 65 of the Road Traffic Regulation Act 1984. In Northern Ireland an “authorised traffic sign” means a sign authorised by the Department under Article 28 of the Road Traffic Regulation (NI) Order 1997.
A2.4“Beacon” means a roof-mounted flashing amber beacon.
A2.5“Buffer lane” means an existing traffic lane kept unoccupied to provide a temporary separation between lanes carrying opposing flows of traffic.
A2.6“Buffer zone” means a longitudinal strip of carriageway which provides a temporary physical separation between lanes carrying opposing flows of traffic.
A2.7“Builders’ Skips (Markings) Regulations” means the Builders’ Skips (Markings) Regulations 1984 (SI 1984 No 1933) or the Roads (Control of Builders Skips) Regulations (NI) 1981 (SR1981 No 22) or the Builders’ Skips (Markings) (Scotland) Regulations 1986 (SI 1986 No 642).
A2.8“Carriageway” means that part of the road or highway constructed for use by vehicular traffic.
A2.9“Changeover” means a change of lanes introduced to divert traffic within the same carriageway, including the hard shoulder.
A2.10“Chapter X” means the appropriately numbered chapter of the Traffic Signs Manual.
A2.11“Client” means the organisation or individual for whom the road works are being carried out.
A2.12“Competent person” means a person who has sufficient training and experience or knowledge and other qualities to enable him or her to undertake the task referred to.
A2.13“Cone” means a delineator to diagram 7101.1 of TSRGD.
A2.14“Controlled area” means the length of road between the stop lines to diagram 1001 or “WHEN RED LIGHT SHOWS WAIT HERE” signs to diagram 7011 or diagram 7011.1, where priority is indicated by traffic signals.
A2.15“Crossover” means where one or more lanes on a dual carriageway are diverted onto the opposing carriageway.
A2.16“Department” means the Department for Transport in England; in Northern Ireland, the Department for Regional Development (Northern Ireland); in Scotland, Transport Scotland; and in Wales, Transport Wales, Welsh Assembly Government.
A2.17“Diagram number” means the appropriately numbered diagram in a Schedule to the Regulations.
A2.18“District distributor road” means an “A”, “B” or “C” class road linking identifiable communities with each other which provides for major traffic movements within a town or district.
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