Surveying

Foundational Data That Drives Progress

Every successful infrastructure project starts with accurate, comprehensive survey data. STV’s surveying professionals deliver precise, reliable information that informs design, guides construction and establishes a clear understanding of existing conditions from the outset.

For more than four decades, our survey teams have supported thousands of projects across the U.S., serving as trusted advisors to public agencies and private clients alike. Our work helps ensure projects move forward efficiently, safely and with confidence – grounded in data our clients can rely on.

Rooted in infrastructure and supported by deep expertise in transportation and utilities, STV combines proven field practices with advanced technologies, including bathymetric sonar, remote sensing, LiDAR mapping and GPS/GNSS networks. The result is high-quality, comprehensive survey data that supports informed decision-making across every phase of the project lifecycle.

Our Capabilities in Surveying

STV provides comprehensive surveying services that support infrastructure projects from planning through construction:

• Design and route surveys: Delivering detailed topographic and boundary data to support roadway, bridge, rail and utility design.
• Right-of-way mapping and parcel exhibits: Supporting property acquisition and documentation with accuracy and clarity.
• Construction staking and as-built surveys: Translating design to the field and capturing completed work for project records.
• Aerial and terrestrial LiDAR scanning: Capturing high-resolution 3D data for complex or constrained environments.
• Bathymetric and gradient boundary surveys: Measuring below-surface conditions and water boundaries with precision.
• GIS and geodetic control: Integrating survey data into mapping and asset management systems. 

What Sets STV Apart 

• Comprehensive in-house resources and 40+ years of survey excellence supporting local agencies and private clients.
• Proven accuracy and reliability backed by repeat clients: 87% of our business stems from long-term partnerships.
• Multi-disciplinary expertise across engineering, planning and construction for seamless project delivery.
• Commitment to safety, standards and precision aligned with ALTA/NSPS