5d. Elk Creek IRSC Appendix D-Pearl.pdf

This is a specifications and drawings document for the Pearl IRSC road construction/reconstruction project in Lawrence County, South Dakota, managed by the Northern Hills Ranger District of the Black Hills National Forest.

The project involves construction and reconstruction of approximately 4.9 miles of specified roads, including Lost Gulch Sections 1-2, Lost Gulch BR sections, and Bear Den Sections 1-4 with various branches. Key work items include mobilization (lump sum), establishing clearing limits (4.90 miles), linear grading with compaction method 4 reconstruction (4.90 miles), aggregate base course with grading Q and compaction method A from commercial sources (1,383 cubic yards), and dry method seeding (7.28 acres). The document references FP-14 Forest Service Supplemental Specifications and standard federal highway construction specifications. Technical specifications cover clearing and grubbing operations, excavation and embankment work, rock blasting regulations, earthwork geotextiles, structure excavation and backfill, linear grading requirements, aggregate courses, road reconditioning, culverts and drains, and turf establishment. The project includes detailed construction survey and staking requirements, contractor quality control measures, public traffic management, and various material specifications for aggregates, rock, and turf establishment materials.