[F1ANNEX IIa U.K. INDICATIVE ELEMENTS OF TARGETED ROAD SAFETY INSPECTIONS

1. Road alignment and cross-section: U.K.

(a)

visibility and sight distances;

(b)

speed limit and speed zoning;

(c)

self-explaining alignment (i.e. readability of the alignment by road users);

(d)

access to adjacent property and developments;

(e)

access of emergency and service vehicles;

(f)

treatments at bridges and culverts;

(g)

roadside layout (shoulders, pavement drop-off, cut and fill slopes).

2. Intersections and interchanges: U.K.

(a)

appropriateness of intersection/interchange type;

(b)

geometry of intersection/interchange layout;

(c)

visibility and readability (perception) of intersections;

(d)

visibility at the intersection;

(e)

layout of auxiliary lanes at intersections;

(f)

intersection traffic control (e.g. stop controlled, traffic signals, etc.);

(g)

existence of pedestrian and cycling crossings.

3. Provision for vulnerable road users: U.K.

(a)

provision for pedestrians;

(b)

provision for cyclists;

(c)

provision for powered-two-wheelers;

(d)

public transport and infrastructures;

(e)

level crossings (noting, particularly, the type of crossing and if they are manned, unmanned, manual, or automated).

4. Lighting, signs and markings: U.K.

(a)

coherent road signs, not obscuring visibility;

(b)

readability of road signs (position, size, colour);

(c)

sign posts;

(d)

coherent road markings and delineation;

(e)

readability of road markings (position, dimensions and retroreflectivity under dry and wet conditions);

(f)

appropriate contrast of road markings;

(g)

lighting of lit roads and intersections;

(h)

appropriate roadside equipment.

5. Traffic signals: U.K.

(a)

operation;

(b)

visibility.

6. Objects, clear zones and road restraint systems: U.K.

(a)

roadside environment including vegetation;

(b)

roadside hazards and distance from carriageway or cycle path edge;

(c)

user-friendly adaptation of road restraint systems (central reservations and crash barriers to prevent hazards to vulnerable road users);

(d)

end treatments of crash barriers;

(e)

appropriate road restraint systems at bridges and culverts;

(f)

fences (in roads with restricted access).

7. Pavement: U.K.

(a)

pavement defects;

(b)

skid resistance;

(c)

loose material/gravel/stones;

(d)

ponding, water drainage.

8. Bridges and tunnels: U.K.

(a)

presence and number of bridges;

(b)

presence and number of tunnels;

(c)

visual elements representing hazards for the safety of the infrastructure.

9. Other issues: U.K.

(a)

provision of safe parking areas and rest areas;

(b)

provision for heavy vehicles;

(c)

headlight glare;

(d)

roadworks;

(e)

unsafe roadside activities;

(f)

appropriate information in ITS equipment (e.g. variable message signs);

(g)

wildlife and animals;

(h)

school zone warnings (if applicable).]