The surveying department of Ronald Johnson & Associates offers a comprehensive range of surveying excellence. Mr. Thomas W. Crabtree is an active member of the Kentucky Association of Professional Surveyors and served as President of the organization in 2005. We provide both land surveying and engineering related surveying services.
In engineering related surveying we have completed numerous construction projects including residential and commercial subdivisions, wastewater treatment plants, sanitary sewage collection systems, water distribution systems, industrial parks, recreational parks, railroads and highways.
Our surveying crews are equipped with GPS surveying instruments capable of obtaining the high degrees of accuracy required by modern standards. The equipment that we use also has the capability of electronically collecting survey data for direct transfer to our computers for plotting.
The surveying personnel of Ronald Johnson & Associates are experienced in a wide variety of surveying projects including horizontal and vertical control for mapping and construction, boundary surveys, topographical mapping, flood plain mapping, flood plain profiles and cross sections for flood studies, lake contour mapping, route surveys for highways and railroads, and construction layout and monitoring.
Land Surveying services include: a wide range of urban, rural, and industrial applications. In addition, we are one of the oldest surveying firm in Western Kentucky. Headquarters in Madisonville, RJA has been providing surveying services for both local government and private clients for over 30 years.
The following is a list of services:
- Railway Surveying
- Industrial Park Master Planning
- Topographic Surveying & Mapping
- Subdivision Layout
- Water Transmission Systems
- Storm Water Master Plans
- Infrastructure Mapping
- Construction Management
- ALTA Surveys
- Property Surveys
- USDA/NRCS Surveys