It’s the end of 2023, so we’re back once again with a statistical review of Constructive Evaluation’s year.

RAAC (Reinforced Autoclaved Aerated Concrete), has gained recent notoriety due to its potential dangers. In this blog post, we will delve into what RAAC is, highlight its associated risks, explore why it is banned across Europe, and underscore the significance of regular maintenance to mitigate any hazards.

This non-destructive testing method allows construction professionals to assess corrosion levels in reinforced concrete structures accurately. In this blog post, we will delve into the half cell testing method & its advantages

This year marks Constructive Evaluation’s 30th anniversary. To celebrate the occasion, we thought we’d share with you the history of the company

In a change of pace from our usual blogs on the services we offer, this month we thought we’d review Constructive Evaluation’s year.

With Halloween upon us, we thought now would be the perfect time to look back at one of our more macabre projects. In late 2016, a council in London instructed us to undertake investigation and levelling works to 19 burial vaults in one of their former cemeteries

Rope Access External Defect Survey. A case study detailing the method, difficulties, challenges and solutions when carrying out a defect survey to the external elevations of a multi-storey structure

Jetty Structural Survey. A case study detailing the method, difficulties, challenges and solutions when carrying out a structural survey in a marine environment

It’s very easy to overlook the extreme loads fixings are put under. As such, it’s important to make sure that fixings aren’t going to fail. So, how do you test for something like that?

If you work in the construction industry, you’ll have heard countless times to be wary of asbestos. What you may not know, is that there are different asbestos surveys for different situations.

Whatever your building type from bridges to listed buildings, houses to nuclear power stations, Constructive Evaluation’s building surveyors have been involved in the structural investigation of a great variety of building types and are able to offer both intrusive and non-destructive testing to determine the existing construction form.

Electromagnetic and GPR concrete scanning has become the preferred method of non-destructive reinforcement determination and inspection throughout the construction industry. To maintain structural and seismic integrity, engineers are frequently requesting that embedded reinforcement be avoided when cutting or coring through concrete structural elements.

In 2016 Constructive Evaluation Limited were instructed by our client, to undertake load testing to features on the Kew Gardens Great Pagoda

This week, we are rolling back the clock to a Parallel seismic testing job at Wembley Central railway station in 2012.

We recently attended a site in Worthing, West Sussex to carry out a chain drag delamination survey to the screed of a warehouse building.

We are currently undertaking defect inspections, tap hammer surveys & Chloride Ion content investigations at a London underground station on the District Line

Constructive Evaluation provide varying degrees of structural investigation services to a wide array of structures

Over the years our experienced confined access team has undertaken many projects, surveying everything from culverts, ferry pontoons, to confined spaces asbestos surveys