Site updates

5th JulyIAN 129/10 added to IANs Page.

24th June – June 2010 DMRB available

17th May – The contents of this website are under review following the formation of a new UK Government. Therefore, there will be no update to the DMRB in May. Update to DMRB due for publication on 24 June 2010. There will be no update to the MCHW.

6th AprilIANs 123/10 and 128/10 added to IANs Page

10th February – There will be no update to the DMRB in February 2010.

23rd NovemberIAN 111/08 superseded, IAN 111/09 added to IANs Page.

Accessibility Statement

This page states our intention that our website is usable and accessible to all users and details some of the measures taken. This website's objectives are to conform to the Guidelines for UK government websites, which support the W3C's Web Content Accessibility Guidelines (WCAG) 1.0, Level AA, to ensure a Web accessibility standard have been achieved and are maintained whilst aiming to conform to WCAG 2.0 level AA standards.

This accessibility statement applies only to the Standards for Highways website at www.standardsforhighways.co.uk. This policy does not apply to any other site, including:

Access keys

This website has not defined its own access keys, web-browser default access keys will function correctly with this website.

Alternative text

All images on this site are accompanied by a brief alternative text which where appropriate identifies an image or its function. This alternative text (alt-text) is generally only visible when the browser's automatic image loading feature is turned off.

High contrast

Users who wish to view the site in high contrast can either adjust their web-browser settings or activate the option at the beginning of each page to switch between 'normal' vew and a pre-prepared 'high-contrast' option (requires JavaScript).

Links

All text links are written so that they make sense when read out of context.

PDFs

Most complex Adobe® Acrobat® Portable Document Format (PDF) files on this site are not tagged and are not classed as being accessible.

Although not specifically 'tagged', most PDFs should be readable through the adobe 'Read out loud' option available in some versions of Acrobat Reader.

For more information about PDF accessibility see the Adobe website accessibility section.

For more help with Acrobat files generally and a link to download Acrobat Reader see the site help page.

Text size

The text on this website has been styled using a non-fixed value in a style sheet. This means that users can easily change the text size using their browser settings.

Feedback

If you have any comments about the accessibility of this website or about the website in general, please contact us at Standards_Feedback&Enquiries@highways.gsi.gov.uk.

More help

For more information and help about changing your browser settings please visit the BBC's My Web My Way pages.

Quick Links

Air Quality

Revised guidance for air quality assessments. Downloadable air quality spreadsheets available.

Highways Agency Accepted EN 1317 Compliant Road Restraint Systems

A list of products that the HA are aware have the required declaration of performance.

Road Restraint Assessment Process (RRRAP)

'Road Restraint Risk Assessment Process (RRRAP) 'Excel spreadsheet which enables designers to establish the need for a vehicle restraint and, if so, its performance requirements.

Safety Barriers

A study on the performance and cost effectiveness of median safety barriers installed on major roads.

Travel of Errant Vehicle Report

A report on how and where errant vehicles travel after leaving the carriageway.

Passively Safe Gantry Risk Model (PSGRM)

The PSGRM has been developed to help designers determine whether or not a passively safe gantry is suitable for a particular site.

Eurocodes

Information on preparations for the use of Eurocodes in the design of UK highway bridges and structures.