Specifications include, but are not limited to: For areas outside of finished stone surfaces: Includes: excavation (including removal of existing drainage structures), No. 57 Coarse Aggregate Bedding (6”), No. 57 Coarse Aggregate backfill up to within 6” of finished grade, and 6” of topsoil up to finished grade. For areas under gravel road, stone shoulder, and stone slope protection areas: Includes: excavation (including removal of existing drainage structures), No. 57 Coarse Aggregate Bedding (6”), No. 57 Coarse Aggregate Backfill up to: the bottom of Subbase 6” Depth (No. 2A), the bottom of No.1 Stone in the shoulder areas, and the inside face of the Rock, Class R-6 on the slopes. ITEM 4686-0001 CONSTRUCTION SURVEYING DESCRIPTION – This work is the construction surveying for the 36” Thermoplastic Pipe and new roadway. Provide and preserve vertical and horizontal controls, and stationing throughout the project. CONSTRUCTION – The Owner will provide all pertinent survey information prior to the project commencing. The Contractor is responsible for verifying the alignment, grades, elevations, and dimensions indicated.