Technical Documents
Technical Documents
- Highways Department Technical Circulars
- Guidance Notes
- Road Notes
- Code of Practice for the Lighting, Signing and Guarding of Road Works
- Guidelines on Design of Noise Barriers
- Guide to Trench Excavations (Shoring Support and Drainage Measures)
- Bridges & Structures Division Practice Notes
- Handover of Vegetation
- Geographical Information System (GIS) Specifications for Engineering Surveys of Highways Department
- Excavation Permit Processing Manual
- Public Lighting Design Manual
- Structures Design Manual for Highways and Railways (2013 Edition)
- Bituminous Materials
- Control of Trenchless Works by Non-government Proponents to Avoid Subsidence and Damage to Public Roads (March 2019)