CPV subcategory

45222100: Waste-treatment plant construction work

11 UK public contracts under 45222100 end in the next 18 months. Get the new tenders filed under it every weekday morning.

124
Contracts since 2023
38
Buyers
11
Ending in 18 months
CPV 45222100: contracts by end datefrom award notices with a published end date, each contract counted once

Hatched quarters fall only partly inside the next 18 months. Busiest whole quarter: Q2 2027.

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11 contracts under 45222100 ending in the next 18 months

The 5 ending soonest, with the supplier that holds each now. End dates come from the original award notices, so each one is a re-tender with a date on it.

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Planned procurements under 45222100

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What 45222100 covers

CPV code 45222100 is "Waste-treatment plant construction work", a subcategory in the Common Procurement Vocabulary used to classify UK public sector contracts. It, or a more specific code beneath it, was used on 124 UK public contracts since 2023, awarded by 38 buyers, most often Wessex Water Services Limited and Sellafield Limited. The typical contract was worth about £454k.

One of the 9,454 official CPV codes. Not sure it is the right one? Describe your work and the finder suggests the codes that match.

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UK public contracts since 2023

How buyers use 45222100

Contracts
124
Buyers
38
Typical value
£454k
Ending in 18 months
11

By year of award: 2023 14 · 2024 6 · 2025 63 · 2026 41. Figures as of 6 November 2026. Typical value is the median of single-supplier contracts with a published value (50).

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Questions

About CPV code 45222100

What is CPV code 45222100?

CPV code 45222100 is "Waste-treatment plant construction work", a subcategory in the Common Procurement Vocabulary used to classify UK public sector contracts. It, or a more specific code beneath it, was used on 124 UK public contracts since 2023, awarded by 38 buyers, most often Wessex Water Services Limited and Sellafield Limited. The typical contract was worth about £454k.

Which codes sit above and below 45222100?

45222100 sits under 45000000 (Construction work), then 45200000 (Works for complete or part construction and civil engineering work), then 45220000 (Engineering works and construction works), then 45222000 (Construction work for engineering works except bridges, tunnels, shafts and subways). It has 1 more specific code beneath it, the most used being 45222110 (Waste disposal site construction work).

Who wins contracts under CPV code 45222100?

The suppliers named most often on UK public contracts under 45222100 since 2023 are Morgan Sindall Construction & Infrastucture Limited (4), Bartlett Contractors Limited (4), Envolve Infrastructure Limited (4). 187 different suppliers have won work under this code.

How do I get alerts for tenders using CPV code 45222100?

Add 45222100 to a Tender Radar profile, with keywords that describe your work. Each weekday morning you get the new UK public sector notices that match, scored for fit. Because codes cover the codes beneath them, adding 45222100 also catches notices classified under its more specific codes.

How to cite this data

Tender Radar (2026) CPV code 45222100: Waste-treatment plant construction work [Dataset]. Professor AI. Available at: https://tender-radar.co.uk/cpv-codes/45222100-waste-treatment-plant-construction-work (Accessed: 7 November 2026).

The figures change as notices are published, so the citation carries the date you read them.

Relative dates (such as “in 6 days”) count from 7 November 2026, when this page was built.

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