Hydrographic services

single beam echosounder and multibeam echosounder 

Seabed monitoring surveys for the safe navigation of commercial vessels, including berths, channels & swinging basins

 Back filling operations to monitor and measure the placements of covering materials to protect commercial infrastructures.

 Pre-dredge and post dredge surveys with detailed reports covering methodology, shoalest depths in berths & channels.

 Progress surveys which involve monitoring the dredging works and delivering updated plans suitable for integration into various dredging software applications.

 Mapping of underwater infrastructure such as bridge pylons, wharf structures & Rock groynes & break waters to name a few.

 Plans, Volumes

 Digital Terrain Models (DTM’s) Triangulated Irregular Network (TIN) Models, Matrix files for dredgers using ‘Dredge pack’

 Pre & Post Dredge reports

 Setup GNSS/Heading units with navigation software

 Setup and testing of Scientific  research and  positioning equipment on barges, tugs & support vessels

Land Surveys

Services
 Setup GNSS basestations to local or port datum’s  Conduct surveys in real time on land  Post process data  Install new bench marks  Beach surveying  Set outs  Cross section Profiles  Volumes of material  A survey performed after construction to show the preexisting and new improvements.  Boundary Survey  Commercial Survey  Construction Survey
 Exemption Plat  Foundation Location  Foundation Survey  Line Staking  Mortgage Surveys  Recombination Survey  Site Plan  Topographical Survey  Tree Location Survey  Advance Survey, Inc. also performs a variety of administrative services,  Volume Computations  Title Insurance Survey Reports  Project Coordination  Area mapping