The complete guideline is also available in pdf format

Guideline Index

• Introduction
• Roads for Water Harvesting in Semiarid Areas
  • General principles
  • Techniques for road-water harvesting
• Roads for Watershed Management
  • Choosing the location and slope of road
  • Designing the road drainage system
  • Planning water harvesting and erosion control measures along with roads
• Roads for Water in Coastal Lowlands
  • Roads for water management in low-lying coastal areas
  • Roads combined with flood embankments
  • Roads as temporary flood shelters and evacuation routes
• Roads for Water in Mountain Areas
• Roads and Rural Water Supply
  • Using springs opened by road construction
  • Road water harvesting for groundwater recharge
  • Road water harvesting for surface storage
• Borrow Pits
  • Size and shape of borrow pits
  • Siting of borrow pits
  • Ensuring the safety of the converted borrow pit
  • Reduce the risk of sedimentation
  • Reducing excessive seepage
• Road drifts
  • River crossings as sand dams and bed stabilizers
  • Siting of a non-vented drift
  • Design of non-vented drifts
  • Measures to prevent failure
• Water harvesting and drainage from unpaved roads
  • Planning road alignments for adequate drainage and water management
  • Use basic road-surface drainage
  • Use infiltration bunds to control erosion and enhance recharge
• Roadside farm ponds
  • Planning of Farm Ponds
  • Designing Roadside Farm Ponds
  • Layout of the roadside pond
  • Constructing the roadside farm pond
• Roads in floodplains
  • Location and height of road embankments and controlled overflow sections
  • Adequate cross drainage and subsurface flow capacity
  • Controlling upstream water levels with cross-drainage structures
  • Ensuring fish passage
• Roadside tree planting
  • Site selection
  • Species selection
  • Site preparation
  • Design of roadside vegetative barriers
  • Combining water harvesting and tree planting
• Making it work: governance for green roads for water
• Making it work: community engagement
• Conclusions: it pays off
  • References
  • Acknowledgements
  • 1. Bio-engineering measures for road side-slope stabilization
  • 2. Design of non-vented drifts
  • 3. Sample design of a farm pond
  • 4. Using animal traction to construct ponds
  • 5. Design of floodways
  • 6. Dimensions and spacing of eyebrow terraces and stone strips
  • 7. Sample Supplement Terms of Reference Road Programs
  • 8. Participatory rapid appraisal