Board Manual - 8/2013 Forest Roads
Section 3
Guidelines for Forest Roads
PART 1. OVERVIEW .................................................................................................................... 2
PART 2. ROAD MAINTENANCE AND ABANDONMENT PLANNING ................................ 2
2.1 Road Maintenance and Abandonment Plans ........................................................................ 2
2.2 Changes in Ownership .......................................................................................................... 9
2.3 Family Forest Fish Passage Program .................................................................................... 9
PART 3. ROAD LOCATION AND DESIGN ............................................................................... 9
3.1 Location BMPs ..................................................................................................................... 9
3.2 Design BMPs ...................................................................................................................... 10
Figure 3.1 Road shape designs ............................................................................................. 11
Table 3.1 Comparison Chart for Road Shape ....................................................................... 12
PART 4. ROAD CONSTRUCTION AND MAINTENANCE .................................................... 13
4.1 General Construction BMPs ............................................................................................... 13
4.2 Compaction and Stabilization ............................................................................................. 13
4.3 Erosion Control ................................................................................................................... 14
4.4 Sediment Control ................................................................................................................ 15
4.5 Vegetation BMPs ................................................................................................................ 15
4.6 Grading ............................................................................................................................... 16
4.7 Roadside Vegetation Maintenance ..................................................................................... 16
PART 5. LANDINGS ................................................................................................................... 17
PART 6. DRAINAGE STRUCTURES ....................................................................................... 17
Table 3.2 Comparison of Drainage Structures ...................................................................... 19
6.1 Relief Culverts .................................................................................................................... 19
6.2 Dips ..................................................................................................................................... 20
Figure 3.2 Diagram of a rolling dip ..................................................................................... 20
6.3 Water Bars .......................................................................................................................... 20
Figure 3.3 Diagram of a water bar ...................................................................................... 21
6.4 Drainage Diversions............................................................................................................ 21
Figure 3.4 Diagram of rubber strip diversion structure....................................................... 22
6.5 Ditches ................................................................................................................................ 22
6.6 Energy Dissipaters .............................................................................................................. 22
PART 7. ROAD ABANDONMENT ............................................................................................ 23
7.1 Prioritizing Roads for Abandonment .................................................................................. 23
7.2 Side Cast and Fill Removal BMPs...................................................................................... 23
7.3 Water Crossing Removal BMPs ......................................................................................... 23
7.4 Drainage BMPs ................................................................................................................... 23
PART 8. ROCK PITS AND QUARRIES .................................................................................... 24
GLOSSARY ................................................................................................................................. 25
Figure 3.5 Diagram demonstrating full bench construction. ............................................... 25
Figure 3.6 Diagram showing the road prism. ...................................................................... 26
RESOURCES ............................................................................................................................... 27
B3-1