France building index BT07: framework and metal frames
France building index BT07: framework and metal frames stood at 152.8 in Aug 2026, according to INSEE – Institut national de la statistique et des études économiques (BDM). It is one of the indicators in the Construction cost indices table (Value · Monthly), with a complete series running from Oct 2014 to Aug 2026. The complete series with an interactive chart, free to download.
This indicator in the Construction cost indices table
| Indicator | 08-2026 | 07-2026 | 06-2026 | 05-2026 | 04-2026 | 03-2026 | 02-2026 | 01-2026 | 12-2025 | 11-2025 | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Building index - BT07 - Framework and metal frames - Base 2010 | 152.8 | 152.9 | 150.8 | 151.2 | 150.4 | 146.5 | 144.6 | 144.6 | 143.8 | 143.4 | |
| Building index - BT08 - Plaster and prefabricated plaster - Base 2010 | 134 | 134 | 133.2 | 132.8 | 132.1 | 130.7 | 130.1 | 129.5 | 128.4 | 128.6 | |
| Building index - BT09 - Ceramic coatings and tiles - Base 2010 | 135.3 | 134.3 | 134.2 | 134.3 | 134.3 | 132.9 | 132.6 | 132 | 131 | 130.7 |
Understanding france building index BT07: framework and metal frames
This indicator tracks price developments for structural frameworks and fabricated metal frames utilized in industrial, commercial, and multi-story building construction. The coverage encompasses structural steel profiles, portal frames, metal columns, beams, and shop-welded assemblies, while excluding lightweight architectural cladding, interior partitioning, and non-structural metalwork. Pricing inputs reflect factory fabrication costs, anti-corrosion treatments, and heavy assembly operations necessary for structural steel erection.
When analyzing this series, users must watch international steel commodity markets closely, as primary metal input costs heavily dictate the index trajectory. Month-on-month volatility is common due to raw material price adjustments and factory-gate tariff changes, making year-on-year comparisons standard for assessing genuine inflationary pressure. Comparing this metric with concrete framework indices reveals shifting structural preferences among project engineers.
Frequently asked questions
- What types of structures rely on the components tracked here?
- Large industrial warehouses, commercial office skeletons, and agricultural sheds utilizing steel skeletons rely directly on these components.
- Are metal windows and doors included in this series?
- No, bay closures, doors, and windows are monitored under separate ferrous or aluminium closing works categories.
- How sensitive is this index to global steel prices?
- It is highly sensitive, as structural steel profiles and plates constitute the vast majority of the input weight in metal framing.