David A Graham Associates’s methodology for Road Safety Audits is anchored in a deep foundation of specialized safety engineering expertise and decades of practical experience. Over the last 20 years, we have built a broad and prestigious client portfolio that spans local highway authorities, residential developers, engineering consultants, and commercial enterprises.
Our track record covers a diverse spectrum of projects across the UK's local roads, strategic trunk routes, and motorway networks. Throughout this two-decade journey, David A Graham Associates has cultivated exceptional, collaborative partnerships with hundreds of organizations, successfully delivering high-quality safety audits for hundreds of clients to date.
At David A Graham Associates, our auditing expertise spans an extensive variety of highway infrastructure, ranging from straightforward priority junctions and vehicle access points to major arterial routes, complex signalized intersections, and expansive residential masterplans.
Our comprehensive project portfolio includes:
New Roadway Infrastructure: Motorways, dual and single carriageways, link roads, and primary spine or distributor roads for new developments.
Commercial & Residential Projects: Diverse land developments, including schemes delivered under Section 278, Section 38, and Section 111 agreements.
Grade-Separated Junctions: Multi-level interchanges featuring flyovers, underpasses, connecting links, slip roads, loop configurations, and compact grade-separated designs.
At-Grade Junctions: Standard and signalized roundabouts, mini-roundabouts, traffic light intersections, major/minor priority junctions (including right-turn ghost islands), as well as commercial and private access points.
Rapid Transit Systems: Light rail and tram lines, dedicated tram stops and signaling, Bus Rapid Transit (BRT) routes, bus priority corridors.
EV charging Points: We have carried out numerous Audits of on street EV charging points
Pedestrian & Cycle Infrastructure: On- and off-road cycle tracks, footpaths, sidewalks, and a full range of pedestrian crossings (including Toucan, Pelican, Puffin, Pegasus, and uncontrolled variants).
Traffic Management & Calming: One-way systems, mini roundabouts, two-way streets, updated signage and lane markings, and diverse traffic calming interventions (such as road humps, speed cushions, chicanes, and gateway features).
Public Realm & Urban Regeneration: Shared spaces, integrated surfaces, upgraded street furniture, and high-quality repaving initiatives.
Poundbury is a pioneering high-density urban quarter built on land owned by the Duchy of Cornwall, designed uniquely to reduce vehicle dominance and prioritize high-quality pedestrian realm integration.
View full case studyFollowing the iconic, large-scale redevelopment of the Tottenham Hotspur Football Club Stadium, David A Graham Associates Limited was commissioned by BuroHappold Limited on behalf of Tottenham Hotspur...
View full case studyGloucestershire County Council’s Department of Traffic and Transport Economy, Environment, and Infrastructure sought to enhance internal technical expertise and standardize risk...
View full case studyFollowing a proposal by the local highway authority to terminate the free school bus service, Llanharry Community Council harbored deep, proactive concerns regarding student welfare.
View full case studyWe're proud to have earned consistent five-star reviews from local authorities, consultants and industry professionals who value our expertise, professionalism and commitment to delivering high-quality Road Safety Audit services.
Leave a Google ReviewWe have worked with David and Veronica for many years and found the service excellent. Site visits and reports are undertaken promptly and communication is great. We will continue to use DAGA for many years to come.
David Backway
DAGA are cTc's preferred supplier of Road Safety Audit services and have been for many years. Always offering a fast and efficient Audit turn-around, to provide a quality product, on time and for the right fee, we find no reason to look elsewhere for these services.
Carl Tonks
I have worked with David A Graham Associates since the company started in 2006 up until recently (2025). They have good knowledge in all aspects of traffic engineering, particularly with relation to Road Safety Engineering and the preparation of Road Safety Audits. The company provides very competitive rates when quoting for work and I enjoyed my time working with them.
Clive Ashby
DAGA have been providing Road Safety Audits for over 20 years, offering a personalised, efficient and top quality service to the clients they work with. Want to know anything in this area, then tap into the expertise DAGA have.
Chris Bowles
DAGA have consistently provided a fast and efficient audit turnaround. Their service is professional, delivering high-quality work on time and at excellent value. I would highly recommend their services to anyone looking for reliable and efficient audit support.
Leanne Sotiris
