Specifications

Below you will find a list of all our specifications with full details.

Please refer to the Specification Review area for a list of specifications currently under review.

Specification Number Description Issue Date Status PDF
TOPAS 0600 Additional GuidelinesTOPAS 0600 Additional Guidelines16/11/2017Live
TOPAS 0600BTOPAS 0600B TOPAS Registration Process22/04/2016Superseded
TOPAS 0600CTOPAS 0600C TOPAS Registration Process30/04/2019Superseded
TOPAS 0600DTOPAS 0600D TOPAS Registration Process24/05/2021Live
TOPAS 0601ATOPAS 0601A Specification Review Process27/11/2015Live
TOPAS 2130ATOPAS 2130A Environmental Tests for Road Traffic Control Equipment19/06/2018Superseded
TOPAS 2130BTOPAS 2130B Environmental Tests for Road Traffic Control Equipment30/04/2021Live
TOPAS 2500ATOPAS 2500A Specification for Traffic Signal Controller15/04/2015Superseded
TOPAS 2500BTOPAS 2500B Specification for Traffic Signal Controllers06/07/2021Live
TOPAS 2502ATOPAS 2502A Performance Specification for Portable Traffic Signal Control Equipment for use at Roadworks15/01/2015Superseded
TOPAS 2502BTOPAS 2502B Performance Specification for Portable Traffic Signal Control Equipment for use at Roadworks28/04/2015Under Review
TOPAS 2503BTOPAS 2503B Performance Specification for Pedestrian Facilities at Temporary Standalone Traffic Signals23/03/2015Under Review
TOPAS 2504ATOPAS 2504A Performance Specification for Vehicle Detection Equipment for Vehicle Actuated Portable Traffic Signals17/04/2015Superseded
TOPAS 2505ATOPAS 2505A Performance Specification for Above Ground Vehicle Detector Systems for use at Permanent Traffic Signal Installations17/04/2015Superseded
TOPAS 2505BTOPAS 2505B Performance Specification for Above Ground Vehicle Detector Systems for use at Traffic Signal Installations28/06/2021Live
TOPAS 2506ATOPAS 2506A Performance Specification for Above Ground On-Crossing Pedestrian detection Systems17/04/2015Live
TOPAS 2507ATOPAS 2507A Performance Specification for Kerbside Detection Systems for use with Nearside Signals and Demand Units17/04/2015Live
TOPAS 2508ATOPAS 2508A Peformance Specification for Tactile Equipment for use at Pedestrian Crossings17/04/2015Superseded
TOPAS 2508BTOPAS 2508B Performance Specification for Tactile Equipment for use at pedestrian crossings19/06/2018Superseded
TOPAS 2508CTOPAS 2508C Performance Specification for Tactile Equipment for use at Pedestrian Crossings17/02/2020Live
TOPAS 2509ATOPAS 2509A Peformance Specification for Audible Equipment for use at Pedestrian Crossings17/04/2015Superseded
TOPAS 2509BTOPAS 2509B Performance Specification for Audible Equipment for use at Pedestrian Crossings17/02/2020Live
TOPAS 2510ATOPAS 2510A Performance Specification for Rising Bollards Control Systems17/04/2015Live
TOPAS 2511ATOPAS 2511A Performance Specification for Nearside Signal and Demand Units27/03/2015Live
TOPAS 2512ATOPAS 2512A Performance Specification for Below Ground Vehicle Detection Equipment27/03/2015Superseded
TOPAS 2512BTOPAS 2512B Performance Specification for Below Ground Vehicle Detection Equipment16/11/2017Live
TOPAS 2513ATOPAS 2513A Performance Specification for Wig Wag Signal Control Equipment27/04/2015Live
TOPAS 2514ATOPAS 2514A Performance Specification for Light Control of Tramcars27/03/2015Live
TOPAS 2515ATOPAS 2515A Performance Specification for Equipment to Detect High and Overheight Vehicles at Low Structures27/03/2015Superseded
TOPAS 2515BTOPAS 2515B Performance Specification for Equipment to Detect High and Overheight Vehicles at Low Structures14/02/2019Superseded
TOPAS 2515CTOPAS 2515C Performance Specification for Equipment to Detect High and Over-height Vehicles at low structures20/05/2021Live
TOPAS 2516BTOPAS 2516B Performance Specification for DiscontinuousVariable Message Signs27/03/2015Superseded
TOPAS 2516CTOPAS 2516C Performance Specification for Discontinuous Variable Message Signs20/03/2020Superseded
TOPAS 2516DTOPAS 2516D Performance Specification for Discontinuous Variable Message Signs15/07/2021Live
TOPAS 2517ATOPAS 2517A Performance Specification for Electromechanical Variable Message Signs27/03/2015Superseded
TOPAS 2517BTOPAS 2517B Performance Specification for Electromechanical Variable Message Signs22/05/2019Superseded
TOPAS 2517CTOPAS 2517C Performance Specification for Electromechanical Message Signs11/07/2022Live
TOPAS 2520ATOPAS 2520A Performance Specification for Uni-Drectional Logic Equipment27/03/2015Withdrawn
TOPAS 2522ATOPAS 2522A Remote Monitoring and Control of Traffic Control Equipment via a Telecommunications Network27/03/2015Live
TOPAS 2523ATOPAS 2523A Traffic Control Equipment Interfacing Specification27/03/2015Superseded
TOPAS 2523BTOPAS 2523B Traffic Control Equipment Interfacing Specification17/02/2020Live
TOPAS 2537ATOPAS 2537A Performance Specification for Portable Traffic Signal Control Equipment with Pedestrian Facilities for use at Roadworks26/03/2015Under Review
TOPAS 2538ATOPAS 2538A Performance Specification for Portable Traffic Signal Control Equipment for a Stand-alone Pedestrian Facility26/03/2015Under Review
TOPAS 2540ATOPAS 2540A Performance specification for traffic signalling systems for temporary traffic management03/12/2020Under Review
TOPAS 2541ATOPAS 2541A Performance Specification for Control Systems for Vehicle Activated Discontinuous Variable Messages25/08/2020Superseded
TOPAS 2541BTOPAS 2541B Performance Specification for Control Systems for Vehicle Activated Discontinuous Variable Messages20/01/2022Live
TOPAS 2542ATOPAS 2542A Performance Specification for Non contact pedestrian signal demand equipment01/03/2021Live
TOPAS 2543TOPAS 2543 Specification for Signal HeadsUnder Review
TOPAS 2544TOPAS 2544A Specification for Pedestrian Wait Indicator EquipmentUnder Review
TOPAS 2581ATOPAS 2581A Performance Specification for Pedestrian Countdown Units for use at Traffic Signals27/03/2015Live