45234115 - Railway signalling works

CPV code 45234115 in the EU Common Procurement Vocabulary refers to Railway signalling works. It sits at level 6 of the CPV hierarchy as a subcategory within the 45 division. This code is nested directly under 45234100, narrowing the broader category into the specific area of railway signalling works. As a leaf code, 45234115 has no further subdivisions and represents the most precise classification available in this branch — buyers should reference it directly in tender notices when the procurement primarily concerns railway signalling works. Contracting authorities across the EU use 45234115 in TED notices and national procurement portals to signal that a tender relates to railway signalling works.