Solicitation: 202603043 Coastal Bluff Mapping

The Maine Geological Survey is seeking a qualified contractor to update and expand the coastal‑bluff mapping for four coastal regions of Maine. The effort will integrate existing LiDAR, aerial‑oblique imagery, and numerous environmental datasets to produce refreshed GIS layers, field‑report documentation, and a public‑portal data product, while conducting ground‑truthing visits to 40 sites. The work is expected to continue through August 31 2029, with deliverables including updated maps, data standards compliance, and optional automation tools. • Scope includes desktop GIS mapping, incorporation of newly‑provided datasets (NOAA LIDAR, NEARMAP imagery, habitat layers, etc.). • Field component: 40 ground‑truthing sites (10 per region) on publicly accessible lands; drone use permitted with NOAA compliance. • Deliverables: Updated GIS layers (NAD 83 UTM Zone 19 N, NAVD 88 elevation), 40 field reports, data for the Coastal Bluff Survey Tool portal, and optional AI/automation workflows. • Project timeline: contract period 2026‑2028, extended to Aug 31 2029; quarterly updates and monthly TAC meetings required. • Proposal deadline: May 28 2026; questions due May 1 2026.