Based on working-day adjusted data, output was down 6.7%. Month-on-month, construction output fell 6.5%, based on seasonally and working-day adjusted data.
Output declined in both main construction groups. Production in the construction of buildings fell 4.2%, while civil engineering output dropped 21.9%.
Among the divisions of construction, output in the construction of buildings was 19.1% lower than a year earlier, while civil engineering output fell 34.9%. Output in specialized construction activities, which has the largest weight within the sector, rose 12.4%.
KSH said the fall in civil engineering was mainly driven by a 46.2% decline in the volume of road and railway construction, which contributed almost minus 38 percentage points to the performance of the division.
The volume of new contracts signed in May was 21.9% lower than a year earlier. Within this, the volume of contracts for the construction of buildings fell 3.6%, while contracts for civil engineering works dropped 38.9%.
The end-of-May stock of contracts at construction companies was 7.6% higher than in May 2025. Within the total, the stock of contracts for the construction of buildings rose 0.2%, while the stock for civil engineering works increased 10.9%.
In January-May, construction output was 4.3% lower than in the same period a year earlier.



