Elevation Survey Update of CRMS Stations and Secondary Monuments

The Coastal Protection and Restoration Authority of Louisiana is seeking surveying services to update elevations at Coastwide Reference Monitoring System stations and associated secondary monuments across coastal Louisiana, including static GPS, RTK surveys, and subsidence analysis.

Louisiana > Coastal Protection and Restoration Authority


General
Open
Aug 31, 2026 01:41 PM
Request for Proposal (RFP)
State
Ask AI about this solicitation
Contact
leighanne.sharp@la.gov
Lafayette, LA, USA
Description

The Coastal Protection and Restoration Authority of Louisiana requires comprehensive surveying services to update elevations at active Coastwide Reference Monitoring System stations and associated secondary monuments across coastal Louisiana. The work includes static GPS surveys to establish a network solution, high-precision static GPS observations on selected RSET rods, RTK surveys of hydrology and RSET stations, ancillary marsh and water-bottom elevations, and subsidence analysis using benchmark data from the survey effort and prior studies. The contractor must present subsidence rates in maps and tables and discuss them in relation to the cited subsidence literature and current planning values. Deliverables include biweekly reports, site survey reports, data spreadsheets, and a benchmark summary report. CPRA prefers one prime contractor but may award multiple contracts. Field work must be completed by August 31, 2027, with final reports due by March 31, 2028.

Classification Codes
NAICS541370Surveying and Mapping (except Geophysical) Services
PSCR404Land Surveys, Cadastral Services (non-construction)
Smart Codes
gps surveying serviceselevation surveysubsidence monitoring
Specifications
Service Only
Timeline
Sep 11, 2026-Proposal Due Date
Aug 31, 2027-Field Work Completion Deadline
Mar 31, 2028-Final Reports Due
Documents
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