Design Manual for Roads and Bridges: Volume 4

Geotechnics and Drainage

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• Section 1 Earthworks
•      Section 2 Drainage

  Part 1

  • HA 71/06 The Effects on Flooding of Highway Construction on Flood Plains
  • HA 78/96 Design of Outfalls for Surface Water Channels
  • HA 39/98 Edge of Pavement Details
  • HA 103/06 Vegetative Treatment Systems for Highway Runoff
  • HA 106/04 Drainage of Runoff from Natural Catchments

  Part 2

  TA 80/99 Surface Drainage of Wide Carriageways

  Part 3

  • HD 33/06 Surface and Sub-surface Drainage Systems for Highways
  • HA 102/00 Spacing of Road Gullies
  • HA 105/04 Sumpless Gullies

  Part 4

  • HA 79/97 Edge of Pavement Details for Porous Asphalt Surface Courses
  • HA 37/97 Hydraulic Design of Road-Edge Surface Water Channels
  • HA 41/90 A Permeameter for Road Drainage Layers
  • HA 83/99 Safety Aspects of Road Edge Drainage Features
  • HD 43/04 Drainage Data Management System for Highways Agency
  • HA 217/08 Alternative Filter Media and Surface Stabilisation Techniques for Combined Surface and Sub-Surface Drains

  Part 5

  • HA 40/01 Determination of Pipe Bedding Combinations for Drainage Works
  • HA 104/02 Chamber Tops and Gully Tops for Road Drainage and Services: Installation and Maintenance

  Part 6

  HA 113/05 Combined Channel and Pipe System for Surface Water Drainage

  Part 7

  HA 107/04 Design of Outfall and Culvert Details

  Part 8

  HA 118/06 Design of Soakaways

  Part 9

  HA 119/06 Grassed Surface Water Channels for Highway Runoff