Annex 5: Activity Standards for Local Gravel Road Maintenance 547 ACTIVITY NO. 131: MANUAL REPAIR OF UNPAVED SHOULDERS I. Description of Activity Use this activity for correcting minor erosion scars, ruts, potholes and other similar defects by using labor-intensive methods and without adding new materials. Reclaiming surface materials and ditching short, adjacent sections are included. II. Purpose To provide adequate pavement support and provide smooth, well- drained shoulders. Reclaiming surface materials and providing functional ditches are secondary purposes. III. Schedule of Application Schedule when shoulder drop-offs are greater than 5 centimeters, when shoulders hold water on pavement, when defects prevent the use of shoulder as a safety lane or when defects threaten the structure of the pavement and/or shoulder. Schedule as a substitute for Act. 133 at locations where grader manoeuvrability is impaired. Schedule this activity when sub-grade failures (soft spots) are already corrected. IV. Construction Method 1. Place safety devices. 2. Reshape ditches. 3. Reclaim suitable materials from ditches and sides. 4. Waste unsuitable material. 5. Cut high areas. 6. Blend material from high areas with reclaimed material. 7. Fill low areas and compact. 8. Reshape surrounding surface or dig channels through high areas, if needed, to allow water to drain and report to PRMF Provincial Coach and Provincial Engineer for scheduling of needed corrective action 3/. 9. Check cross-section, profile and drainage. Rework if needed. 10. Remove safety devices.