a. The Contractor will construct temporary access roads as needed to gain and maintain ingress and egress to project sites on the Salton Sea exposed lakebed. b. Access road alignments should adhere to those shown in the drawings provided by DWR and avoid exclusion areas. If there is a question or potential impact to an exclusion area the Contractor will submit a proposed alternative route to DWR for approval. c. Access roads will be created using native soils from the project site, to the extent practical. The Contractor will grade, compact, and maintain access roads while construction is occurring at individual project sites. d. Aggregate base may be needed in some areas for access. The Contractor will construct access roads as specified by DWR. Access road sections may vary (Exhibit A, Attachment 3).