Centro is seeking suitable suppliers to qualify for its Advertising and Network Infrastructure Maintenance Framework Agreement that is due to commence on 1.7.2016. This is to replace Centro's existing contracts that expire on 30.6.2016. Lots 1 and 2 (Roadside Asset Advertising and Commercialisation of Assets) are the subject of another associated Contract Notice. This Contract Notice is concerned with the following Lots: Lot 3 — Infrastructure Cleaning and Audit; Lot 4 — Highway Infrastructure Maintenance; Lot 5 — Highway Infrastructure Supply, Install; Lot 6 — Grounds Maintenance; Lot 7 — Timetable cases. Bidders can submit tenders for any or all of the Lot(s) above. Tenders are due back by the closing date of 1000 on Thursday 24.3.2016 and the deadline for clarification questions, via BravoSolution, is 12:00 on Monday 7.3.2016. Centro is holding pre-tender Briefing Sessions for all interested bidders commencing at 1400 on Tuesday 23.2.2016 and 1030 on Wednesday 24.2.2016. If either of these are of interest would you please confirm your attendance by 17:00 on Monday 22.2.2016, via BravoSolution. It is Centro's intention to make the framework available to other local authorities in the UK. This will consist of the following: — all county councils, borough and district councils and unitary authorities throughout England, Northern Ireland, Scotland and Wales (please see: — www.direct.gov.uk/en/DI1/Directories/Localcouncils/AToZOfLocalCouncils/index.htm) — West Midlands Integrated Transport Authority — West Midlands Passenger Transport Executive — Merseyside Integrated Transport Authority — West Yorkshire Integrated Transport Authority — West Yorkshire Passenger Transport Executive — South Yorkshire Integrated Transport Authority — South Yorkshire Passenger Transport Executive — Tyne and Wear Integrated Transport Authority — Tyne and Wear Passenger Transport Executive — Greater Manchester Integrated Transport Authority — Transport for Greater Manchester — Transport for London — Strathclyde Partnership for Transport. Each of these organisations will contract directly with the successful supplier. There is, however, no obligation on any other Contracting Authorities to utilise this framework agreement. As this is a Framework Agreement it is not known at this stage what the aggregate value of spend will be across the various Lots over the duration of the framework in terms of Centro spend or spend incurred by the various organisations that can access and call-off from it. The figure given above is an estimate of Centro spend over 10 years for tendering purposes only, please note that Centro cannot be held to this figure.