---
title: Inspection free bolting - PES - Power & Energy Solution
description: Nuts and bolts are one of the most simplistic components on a modern wind turbine, but their inspection is often the single largest maintenance expenditure. Inspection-free bolting is a revolutionary new maintenance approach, which is now available in the offshore wind industry through the adoption of bolt load monitoring technology. A wind turbine consists of [...]
---

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# [Inspection free bolting - PES - Power & Energy Solution](https://pes.eu.com/exclusive-articles/inspection-free-bolting)

 Written by [Admin](https://pes.eu.com/exclusive-articles/author/admin) | Nov 22, 2022 12:00:00 AM

Nuts and bolts are one of the most simplistic components on a modern wind turbine, but their inspection is often the single largest maintenance expenditure. Inspection-free bolting is a revolutionary new maintenance approach, which is now available in the offshore wind industry through the adoption of bolt load monitoring technology.

A wind turbine consists of over 10,000 bolted connections, with around 1,000 to 1,400 being classed as critical from a safety and/or performance perspective. Failure of bolted connections can have a significant impact on the structural integrity of the asset, lead to asset damage and incur significant lost production and repair costs.

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