Cast iron grating lid can be removed?
Scour pipe entry is sealed water tight?
Joints between pre-cast sections, including lid are sealed water tight?
Concrete energy dissipation block installed?
Rock pitching installed around pit, and adequately protects against erosion?
Excess water can drain away from pit?
There is no subsidence around pit?
Valve cover is adequately installed?
Valve spindle is installed correctly (less than 200mm from surface, or with extension, & centralised?
Marker & bollard are securely installed?
There is no rubbish in or around pit?