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 0600ETOPAS 0600E TOPAS Registration Process06/12/2022Live
TOPAS 0601ATOPAS 0601A Specification Review Process27/11/2015Live
TOPAS 2130CTOPAS 2130C Environmental Tests for Road Traffic Control Equipment07/02/2023Superseded
TOPAS 2130DTOPAS 2130D Environmental Tests for Road Traffic Control Equipment03/07/2023Live
TOPAS 2500ATOPAS 2500A Specification for Traffic Signal Controller15/04/2015Superseded
TOPAS 2500BTOPAS 2500B Specification for Traffic Signal Controllers06/07/2021Live
TOPAS 2502BTOPAS 2502B Performance Specification for Portable Traffic Signal Control Equipment for use at Roadworks28/04/2015Superseded
TOPAS 2503BTOPAS 2503B Performance Specification for Pedestrian Facilities at Temporary Standalone Traffic Signals23/03/2015Superseded
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 Systems17/04/2015Superseded
TOPAS 2510BTOPAS 2510B Performance Specification for Rising Bollards Control Systems17/04/2023Live
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 Roadworks26/03/2015Superseded
TOPAS 2538ATOPAS 2538A Performance Specification for Portable Traffic Signal Control Equipment for a Stand-alone Pedestrian Facility26/03/2015Superseded
TOPAS 2540ATOPAS 2540A Performance Specification for Portable & Temporary Traffic Signalling Systems for Temporary Traffic Management (with corrigendum 30/08/23)30/08/2023Live
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 2543ATOPAS 2543A Performance Specification for Signal Heads14/12/2022Under Review
TOPAS 2544ATOPAS 2544A Performance Specification for Wait Indicator Equipment20/04/2023Live
TOPAS 2546ATOPAS 2546A Performance Specification for Passively Safe Products under BSEN 1276719/07/2023Live
TOPAS 2581ATOPAS 2581A Performance Specification for Pedestrian Countdown Units for use at Traffic Signals27/03/2015Live