Surveying & Mapping

Home Expertise Surveying & Mapping

Spalding DeDecker delivers professional surveying and mapping services for public and private clients. From construction layout to complex aerial mapping, our licensed surveyors and expert crews use the latest technology to ensure accuracy, speed, and reliability across every terrain. Our expertise forms the groundwork for informed decisions, effective planning, and successful projects. We operate over twenty field crews on a daily basis along with office support, bringing capacity to a number of specialties that we focus on to offer industry leading services. Safety is paramount in every task we undertake.

Services

Surveying and Mapping Services

From boundary lines to finished plans, our survey team sets the groundwork for every successful project. With decades of experience and advanced technology, we deliver accurate data, clear documentation, and reliable support from start to finish.

Heavy-Civil, Industrial, Building Construction, and Structural Steel Surveying

Aerial Mapping (Low-Altitude Manned Aircraft)

Unmanned Aerial Vehicle (UAV) Surveying / Mapping / Scanning

Geographical Information Systems (GIS)

LiDAR Scanning / Reality Capture

Surveying and Mapping

Aviation/Airfield

Transportation Surveys for MDOT and other Agencies, and Road Commissions

Safety

Heavy-Civil, Industrial, Building Construction, and Structural Steel Surveying

We work with leading steel erectors, contractors, construction managers, and construction trades on projects across the country. We help our clients maintain spatial precision in construction, along with identifying positional errors in advance to reduce or eliminate rework and costly delays. We have developed specialized techniques and workflows specific to building and heavy-civil construction, and we execute control, QA/QC, and layout surveys with the highest level of precision required to meet exacting tolerances. Our experience includes working on sprawling manufacturing facilities and high-rise structures. We focus on safety in these demanding construction environments and provide related training and support to our staff.

Capabilities

Anchor Bolt Surveys

Column Plumb Surveys

Crane Rail Surveys

Embed As-Built & Layout

Pour Stop/slab Edge Layout and As-Built

Cast in Place Concrete Layout and As-Built

Pre-Cast Walls, Curtain Wall, and Exterior Glazing

Interior Building Floor Control for Individual Trades and BIM

BIM Modeling and As-Built

Tunnel Surveying

Subsidence and Deformation Monitoring

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Benefits / Differentiators

Why Choose Us?

We combine innovative solutions, deep industry knowledge, and a collaborative approach to deliver sustainable, cost-effective projects that meet community needs and exceed client expectations with integrity and precision.