Cookie policy

Effective date: 25 August 2025

Our website uses cookies to distinguish you from other users of our website. This helps us to provide you with a good experience when you browse our website and also allows us to improve our site.

This Cookie Policy explains how we use cookies and similar technologies on our website. It complies with the UK General Data Protection Regulation (UK GDPR) and the Privacy and Electronic Communications Regulations (PECR), as amended by the Data Use and Access Act 2025.

Cookie Settings

What are Cookies?

A cookie is a small file of letters and numbers that we store on your browser or the hard drive of your computer if you agree. Cookies contain information that is transferred to your computer’s hard drive.

Types of Cookies we use?

a. Strictly Necessary Cookies

These are cookies that are required for the operation of our website. These essential cookies are always enabled because our website won’t work properly without them. They include, for example, cookies that enable you to log into secure areas of our website, use a shopping cart or make use of e-billing services. You can switch off these cookies in your browser settings but you may then not be able to access all or parts of our website.

b. Analytical or performance Cookies

These allow us to recognise and count the number of visitors and to see how visitors move around our website when they are using it. This helps us to improve the way our website works, for example, by ensuring that users are finding what they are looking for easily.

c. Functional Cookies

These are used to recognise you when you return to our website. This enables us to personalise our content for you, greet you by name and remember your preferences (for example, your choice of language or region).

d. Targeting/Advertising Cookies

These cookies record your visit to our website, the pages you have visited and the links you have followed. We will use this information to make our website and the advertising displayed on it more relevant to your interests. [We may also share this information with third parties for this purpose so that they can serve you with relevant advertising on their websites.

You can find more information about the individual cookies we use and the purposes for which we use them in the table below:

Strictly Necessary Cookies

Host	Name	Lifespan	Description
www.constructionline.co.uk	OptanonAlertBoxClosed	1 year	This cookie is set by websites using certain versions of the cookie law compliance solution from OneTrust. It is set after visitors have seen a cookie information notice and in some cases only when they actively close the notice down. It enables the website not to show the message more than once to a user. The cookie contains no personal information.
www.constructionline.co.uk	OptanonConsent	1 year	This cookie is set by the cookie compliance solution from OneTrust. It stores information about the categories of cookies the site uses and whether visitors have given or withdrawn consent for the use of each category. This enables site owners to prevent cookies in each category from being set in the users browser, when consent is not given. The cookie contains no information that can identify the site visitor.

Performance Cookies

Host	Name	Lifespan	Description
constructionline.co.uk	_hjSessionUser_4937354	1 year	Hotjar cookie that is set when a user first lands on a page with the Hotjar script. It is used to persist the Hotjar User ID, unique to that site on the browser. This ensures that behavior in subsequent visits to the same site will be attributed to the same user ID.
constructionline.co.uk	_hjSession_4937354	A few seconds	Holds the current session data. This ensures that subsequent requests within the session window will be attributed to the same Hotjar session.
constructionline.co.uk	_ga_xxxxxxxxxx	1 year	Used by Google Analytics to identify and track an individual session with your device.
constructionline.co.uk	_mkto_trk	1 year	Associated with an email marketing service provided by Marketo. This tracking cookie allows a website to link visitor behaviour to the recipient of an email marketing campaign, to measure campaign effectiveness.
www.constructionline.co.uk	_uetvid	Session	This is a cookie utilised by Microsoft Bing Ads and is a tracking cookie. It allows us to engage with a user that has previously visited our website.
co.uk	landing_page	A few seconds	This cookie name is used to set a unique ID for the session. This allows the website to obtain data on visitor behaviour for statistical purposes.
constructionline.co.uk	_ga	1 year	This cookie name is associated with Google Universal Analytics, used to distinguish unique users by assigning a randomly generated number as a client identifier. It is included in each page request in a site and used to calculate visitor, session and campaign data for the site's analytics reports.
www.constructionline.co.uk	_ga	Session	Google Universal Analytics cookie. For more information, consult Google Privacy & Terms.
co.uk	utm_medium	A few seconds	Used to identify a medium through which a visitor has reached the site, typically for analytics to track marketing campaigns and performance.
constructionline.co.uk	_uetvid	1 year	Microsoft Bing Ads tracking cookie to re-engage with users who visited the website.
www.constructionline.co.uk	_mkto_trk	Session	Marketo tracking cookie linking website behavior to email campaign recipients.
www.constructionline.co.uk	_hjSession_4937354	Session	Hotjar session cookie ensuring subsequent requests within the session window are attributed to the same session.
www.constructionline.co.uk	_clsk	Session	Used by Microsoft Clarity to connect multiple page views by a user into a single Clarity session recording.
www.constructionline.co.uk	_hjSessionUser_4937354	Session	Hotjar cookie used to persist the Hotjar User ID unique to the browser. Ensures consistency across visits.
constructionline.co.uk	_hjTLDTest	Session	Hotjar test cookie to determine the most generic cookie path for subdomains. Removed after the check.
constructionline.co.uk	_gclxxxx	2 months	Google conversion tracking cookie.
constructionline.co.uk	_clsk	A few seconds	Microsoft Clarity cookie connecting multiple page views by a user into a single Clarity session recording.
www.constructionline.co.uk	_gclxxxx	Session	Google Analytics cookie used to store and track conversions.
co.uk	utm_source	A few seconds	Used to identify the source of traffic to the website.
www.constructionline.co.uk	_clck	Session	Microsoft Clarity cookie used to collect information about how visitors interact with the website.
www.constructionline.co.uk	_ga_xxxxxxxxxx	Session	Used by Google Analytics to identify and track an individual session with your device.
co.uk	utm_campaign	A few seconds	Used to identify a traffic source or campaign explaining how the user reached the site.
constructionline.co.uk	_clck	1 year	Microsoft Clarity cookie collecting interaction data to improve site functionality.

Host	Name	Lifespan	Description
c.clarity.ms	SM	Session	This domain is associated with Microsoft Clarity, a web analytics product that provides insights on user behavior and website performance.
c.clarity.ms	MR	6 days	This domain is associated with Microsoft Clarity, a web analytics product that provides insights on user behavior and website performance.
clarity.ms	MUID	1 year	This domain is associated with Microsoft Clarity, a web analytics service that provides insights into user behavior on websites.
c.clarity.ms	ANONCHK	A few seconds	This domain is associated with Microsoft Clarity, a web analytics product that provides insights on user behavior and website performance.
www.clarity.ms	CLID	1 year	This domain is associated with Microsoft Clarity, a web analytics service that provides insights on user behavior on websites.

Targeting Cookies

Host	Name	Lifespan	Description
co.uk	utm_content	A few seconds	Used to track the effectiveness of advertising campaigns by recording the content with which the user interacted.
constructionline.co.uk	_uetsid	A few seconds	Used by Bing to determine what ads should be shown that may be relevant to the end user perusing the site.
www.constructionline.co.uk	_uetsid	Session	Used by Bing to determine relevant ads for the user.
co.uk	utm_term	A few seconds	Used to identify what keywords were targeted in a paid ad campaign and differentiate content pointing to the same URL.
youtube.com	__Secure-YEC	A few seconds	YouTube collects user data through embedded videos and aggregates with profile data to display targeted advertising.
youtube.com	__Secure-ROLLOUT_TOKEN	5 months	YouTube collects user data through embedded videos to display targeted advertising across websites.
c.bing.com	MR	6 days	Owned by Microsoft Bing search engine for ad targeting.
linkedin.com	lidc	A few seconds	Owned by LinkedIn; used for embedded content sharing buttons and tracking/targeting purposes.

Unknown Cookies

Host	Name	Lifespan	Description
co.uk	conversion_page	A few seconds
info.onceforall.com	__cf_bm	A few seconds	This is a CloudFoundry cookie.
info.onceforall.com	BIGipServerx	Session	Associated with the BIG-IP product suite from F5, usually for managing sessions on load-balanced servers to route user requests correctly.

Please note that the following third parties may also use cookies, over which we have no control. These named third parties may include, for example, advertising networks and providers of external services like web traffic analysis services. We do not control the setting of these cookies and we recommend you visit the third party websites for more information.
Please find a list of some third party cookies you may find present on this website and links to their specific cookie information:
YouTube
Google Adwords

To opt out of being tracked by Google Analytics across all websites, visit http://tools.google.com/dlpage/gaoptout.

Changes to this policy

We may update this Cookie Policy to reflect changes in law or our practices. Please check this page periodically.