Source: https://tendernation.io/opportunities/01a13cce-0f36-71ec-bef1-122deb7c3204/t0490-ndmr-ammonia-and-nitrogen-monitoring awarded GB restricted procedure Suitable for SMEs # T0490 NDMR - Ammonia and Nitrogen Monitoring [National Highways](https://tendernation.io/buyers/national-highways) Estimated value £77,203 Published 5 Oct 2023 Deadline Closed 18 Aug 2023 ## Who can bid - Buyer says suitable for SMEs The buyer ticked “suitable for SMEs” on the notice. Anyone can still bid. - Small contract value Valued under £135,018 including VAT, the lowest Procurement Act threshold for goods and services. [More contracts for small businesses and VCSEs](https://tendernation.io/opportunities/for-small-businesses) ## About this tender National Highways is looking to set up a contract between August 2023 and March 2024 to measure ammonia (NH3) and nitrogen dioxide (NO2) concentrations to: - Evaluate the changes in pollutant concentrations with increased distance from the roadside in grassland and woodland environments. - Evaluate whether a tree belt sited in close proximity to the road could provide additional reductions in NH3 concentrations. ## CPV classification Design and execution of research and development Source Contracts Finder (UK) [View official notice](https://www.contractsfinder.service.gov.uk/notice/e01909bb-27df-4480-a926-8ed0093fbd6c) 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 National Highways: past awards and live tenders](https://tendernation.io/buyers/national-highways) [Sector More Research & development tenders](https://tendernation.io/sectors/research-development) ## More tenders like this [Research and development consultancy services – ATU wishes to establish a Panel of National Contact Point Experts across EU Member States to build capacity to incorporate EU Results-Based Payments Schemes in Public or Private Support Schemes. · Atlantic Technological University · 438 days left · 31 Dec 2027](https://tendernation.io/opportunities/01a156a9-ccf1-7050-b440-6554b4a1426f/ireland-austria-slovenia-research-and-development-consultancy-services-atu) [Research services – Evaluatie van de implementatie van de proeftuin Pioniersscholen · Vlaamse Overheid · 21 days left · 9 Nov 2026](https://tendernation.io/opportunities/01a156a9-cecf-7255-bee1-542f502ed088/belgium-research-services-evaluatie-van-de-implementatie-van-de-proeftuin-pi) [Research services – KPN/28/2026 „Charakterystyka biogeochemiczna gleb i roślin wybranych torfowisk subalpejskich ze szczególnym uwzględnieniem torfowiska u źródeł Úpy na Równi pod Śnieżką” · Karkonoski Park Narodowy z siedzibą w Jeleniej Górze · 35 days left · 23 Nov 2026](https://tendernation.io/opportunities/01a156a9-97ae-7315-8e1a-e686bca1e724/poland-research-services-kpn282026-charakterystyka-biogeochemiczna-gleb-i) [Research and development services and related consultancy services – Evaluation of Five Pilot Projects Testing Exemptions from Provisions of the Local Government Act, the Property Tax Act, the General Practitioner Regulations, and Other Regulatory Frameworks · Ministry of Local Government and Regional Development · 15 days left · 3 Nov 2026](https://tendernation.io/opportunities/01a156a9-a35e-73b3-8bf4-7d33c32cf58b/norway-research-and-development-services-and-related-consultancy-services-ev) [Research and development services and related consultancy services – Zabezpečenie trvalých a analytických činností pre oblasť dopravy · Ministerstvo dopravy Slovenskej republiky · 31 days left · 19 Nov 2026](https://tendernation.io/opportunities/01a156a9-ce90-72fd-b25d-99b3ee2e8b4b/slovakia-research-and-development-services-and-related-consultancy-services) [Development consultancy services – Accompagnement à la stratégie d'attractivité économique du territoire de GrandSoissons Agglomération (02) · GrandSoissons Agglomération · 44 days left · 2 Dec 2026](https://tendernation.io/opportunities/01a156aa-1b92-70f5-96fc-71a2756e9dc1/france-development-consultancy-services-accompagnement-a-la-strategie-dattr)