Policy and procedures guides
DfI Roads policies, procedures and documents relating to safety, health, environment and pavement engineering on the roads network
- Policy on bridge redecking standard RSPPG E024
- Use of coloured chips in asphalt carriageway works RSPPG E025
- Telecommunication masts on departmental land RSPPG E028
- Assessment of geotechnical assets RSPPG E041
- Dished precast concrete drainage channels RSPPG E060
- Duty of care (waste management) RSPPG S038
Director of engineering memorandums
Memorandums relating to safety, health, environment and pavement engineering on the roads network
- Implementation of streetworks code of practice DEM 037 02
- The use of stone mastic asphalt and thin surfacing materials DEM 067 04
- Design of pavement foundations - adoption of IAN 73/06 DEM 108 07
- Implementation of new requirements for bituminous mixtures DEM 113 08
- Site waste, recycling and material re-use - halving waste to landfill initiative DEM 116 09
- Implementation of new requirements for environmental assessments DEM 122 10
- Implementation of new requirements for landscape and visual effects assessments DEM 130 11
- Ecology and nature conservation: criteria for impact assessment DEM 131 11
- BuildSafe 2011 initiative DEM 135 11
- Ash dieback – chalara fraxinea DEM 147/13
- Revision of Specification for Pavement Surfacing – longitudinal joints, texture depth and cold applied ultra thin surfacing DEM 161/16
- Noise insulation regulations (NI) – Guidance on DfI Roads approach to the calculation of road traffic noise (CRTN) DEM 164/17
- Thin surface course systems – Installation and maintenance DEM 165/17
- Revision of permitted surface course options and aggregate specification for pavement surfacing DEM 166/17
- Ironwork systems installation and refurbishment - DEM 170/17
- Temporary traffic management decision tree protocol DEM 172/17
- Highway drainage design for sustainability DEM 167/18
- Design of minor improvements associated with Road Maintenance schemes on the Non-Trunk Road Network DEM 177/18
- Updated advice evaluating significant local air quality effects - DEM 178/19