# CPV 45261420-4: Waterproofing work

Official label (Regulation (EC) No 213/2008):

- EN: Waterproofing work
- PT: Obras de impermeabilização
- ES: Trabajos de impermeabilización
- FR: Travaux d'étanchéification

In the tree:
- 45000000-7 Construction work (https://trinta.ai/cpv/45000000)
- 45200000-9 Works for complete or part construction and civil engineering work (https://trinta.ai/cpv/45200000)
- 45260000-7 Roof works and other special trade construction works (https://trinta.ai/cpv/45260000)
- 45261000-4 Erection and related works of roof frames and coverings (https://trinta.ai/cpv/45261000)

Portuguese market, January to July 2026: 32 contracts signed under this code, €2.8m contracted. Counted from the open contract register, all procedure types.

Who buys under it in Portugal (by NIF, contracts in the period):
- Fundação INATEL (500122237): 2
- Município de Oeiras (500745943): 2
- Município de Cascais (505187531): 2
- Município de Vila Franca de Xira (506614913): 2

French market, January to July 2026: 479 marchés notified under this code, €163m in notified amounts (framework ceilings included). Counted from the DECP consolidated files, deduplicated, all procedure types.
Competition, competed procedures only (412 declaring their offers, marchés passed without competition excluded): median 4 offers, mean 6.7 (an allotted marché repeats the consultation total on each lot, so the median is the figure to quote), 10.2% drew a single offer. Method: https://trinta.ai/barometre

Who buys under it in France (by SIRET, marchés in the period):
- REGION NOUVELLE-AQUITAINE (20005375900011): 13
- NEOTOA (HABITAT 35) (34749837000027): 12
- COMMUNE DE GRAVELINES (21590273500012): 8
- DEPARTEMENT DU MORBIHAN (22560001400016): 6

Market: Construction and public works (https://trinta.ai/tenders-by-sector/construction)

Source: https://trinta.ai/cpv/45261420 · All codes: https://trinta.ai/cpv