Rhea performs surveying and mapping for design and construction projects such as roads and bridges, water/wastewater infrastructure, aviation facilities, commercial and institutional buildings and dams, as well as for property transactions and development.

Land Surveying + Mapping

Our experienced survey crews and CAD specialists provide all aspects of surveying and mapping services, including:

Boundary Surveys
Subdivision Plans
Topographic Mapping
GIS Mapping
CAD Schematics

Lot Consolidations
ALTA Surveys
Hydraulic Surveys
As-built Services
Subsurface Utility Locating
Construction Stake-outs

 
 

Rhea’s team of experienced professional surveyors uses state-of-the-art technology to produce accurate, high-resolution topographic and boundary maps. These survey data form the basis of the schematics and plans composed by our CAD specialists. 

Rhea’s GIS team synthesizes historic maps and publicly available geospatial data with new information to produce high-quality maps and conduct spatial analyses. 

Close collaboration between our GIS specialists, surveyors, and environmental scientists ensures that each figure accurately reflects the current conditions of the project site, through every stage of project planning and execution. 

Road Connectors in a High Traffic Area

Rhea is providing surveying, environmental, geotechnical, and archaeological support for a major road connector project in Moon, Pennsylvania.

Military Stormwater Support, Mapping, + Discharge Study

Rhea was tasked with surveying and mapping the stormwater infrastructure at a large military installation in Maryland, and with preparing a system to detect and eliminate illicit discharges.

Airport Surveying + Environmental Services

Rhea has provided surveying and environmental services, including environmental site assessments, topographic surveying, and wetlands delineation in support of infrastructural improvements at Pittsburgh International and other Pennsylvania airports.

GIS Digitization + Conversion for Large Transportation Dataset

Rhea provided GIS services for D.C. area airports and transportation services, including file digitization, geospatial data format conversion, and the production of high-quality, accurate geodatabases.

Environmental Screening for Planned Water Infrastructure Improvements

Rhea conducted an Environmental Screening over a large area with an extensive industrial history, using a diverse set of publicly available environmental resources to identify areas of potential risk.

Morgantown Runway Extension Stormwater Design

When a regional airport needed to increase its capacity, Rhea provided stormwater designs and plans for erosion and pollution management for their new 1,001-foot runway extension.

PA Turnpike Stormwater Evaluation + Improvements

Rhea was tasked with identifying drainage problems and solutions at the Pennsylvania Turnpike Commission Homewood Maintenance Facility related to stormwater and vehicle wash water.

Garfield Glen Affordable Housing Development

Rhea worked closely with the developer, architect, and regulatory agencies for a scattered site affordable housing development in Pittsburgh.