Source: https://tendernation.io/opportunities/01a13c38-6dcb-7356-a115-089bb8c6558a/air-quality-data-merging closed GB open procedure Suitable for SMEs # Air Quality Data Merging [Defra Network eTendering Portal](https://tendernation.io/buyers/defra-network-etendering-portal) Often single bidder Estimated value Not stated Published 20 Aug 2019 Deadline Closed 20 Sept 2019 ## Who can bid - Buyer says suitable for SMEs The buyer ticked “suitable for SMEs” on the notice. Anyone can still bid. - Buyer says suitable for VCSEs The buyer ticked “suitable for voluntary, community and social enterprises” on the notice. - Open procedure Anyone can submit a full tender; there is no shortlisting stage. [More contracts for small businesses and VCSEs](https://tendernation.io/opportunities/for-small-businesses) ## About this tender The Defra /DfT Joint Air Quality Unit (JAQU) is considering how different sources of data for a single section of road may be combined to provide a best estimate of NO2 concentrations. DEFRA thus requires analysis of three options identified to do this; evidence for the two options not currently used and a recommendation regarding which option(s) to select. Additional information: Please note that Defra procurement uses an E-tendering system for Procurement activities. This is currently provided by Bravo Solutions. To access appropriate tendering and contractual documents, please access the E-Tendering portal at "[defra.bravosolution.co.uk](https://defra.bravosolution.co.uk)", ensuring that your registration includes "Defra". If you have any problems with this system, please contact Bravo on their telephone helpline number 0800 368 4850 or by emailing them at ## CPV classification Research and experimental development services Source Contracts Finder (UK) [View official notice](https://www.contractsfinder.service.gov.uk/notice/374d9d83-3be1-4e7b-b7b3-525172cccfd9) Never miss a tender like this again Get AI summaries, deadline alerts and a bid pipeline for tenders matched to your business. Free to start. [Track tenders free](https://tendernation.io/register) [Buyer profile Defra Network eTendering Portal: past awards and live tenders](https://tendernation.io/buyers/defra-network-etendering-portal) [Sector More Research & development tenders](https://tendernation.io/sectors/research-development) ## More tenders like this [NCC1999 NE Rural Growth Programme Evaluation · Northumberland County Council · 22 days left · 10 Nov 2026](https://tendernation.io/opportunities/01a154e4-464d-73d3-9c3e-e81aa703d9f0/ncc1999-ne-rural-growth-programme-evaluation) [Nature recovery and intangible cultural heritage · Natural England · 25 days left · 12 Nov 2026](https://tendernation.io/opportunities/01a154e4-4787-7110-ab3a-3a405c46164b/nature-recovery-and-intangible-cultural-heritage) [Local Government Data Sharing Playbook: Multi-Agency Sharing in Children’s Social Care · Improvement and Development Agency for Local Government (IDeA) · 22 days left · 9 Nov 2026](https://tendernation.io/opportunities/01a154e4-4947-728c-ad83-59c066944fda/local-government-data-sharing-playbook-multi-agency-sharing-in-childrens-socia) [Specialist Advice/Advisor Service for Gloucestershire’s Advanced Engineering and Manufacturing Sector · Tewkesbury Borough Council · 28 days left · 16 Nov 2026](https://tendernation.io/opportunities/01a15476-6446-722b-9ec6-44e39018b2f6/specialist-adviceadvisor-service-for-gloucestershires-advanced-engineering-and) [Research and development services and related consultancy services – Forschungsprojekt - DZSF - Mobilitätskettenanalyse - Wie Verkehrsdaten den ländlichen Schienenverkehr stärken können · Eisenbahn-Bundesamt · 100 days left · 27 Jan 2027](https://tendernation.io/opportunities/01a15183-2140-73b5-8807-5ad43f7122d9/germany-research-and-development-services-and-related-consultancy-services-f) [Research and development services and related consultancy services – Begleitforschung Städtebauförderung - Wissenstransfer: Anwendungsleitfaden des Bundes zur Praxis Städtebauförderung · Bundesinstitut für Bau-, Stadt- und Raumforschung (BBSR) im Bundesamt für Bauwesen und Raumordnung (BBR) · 30 days left · 18 Nov 2026](https://tendernation.io/opportunities/01a15183-4375-730a-9135-c6d6d211cb68/germany-research-and-development-services-and-related-consultancy-services-b)