1751 Elton Road
Suite 300
Silver Spring, MD 20903
Ph: 301.434.7000
Fx: 301.434.9394

3959 Pender Drive
Suite 210
Fairfax, VA 22030
Ph: 703.385.7555
Fx: 703.273.8595

804 Diamond Avenue
Suite 208
Gaithersburg, MD 20878
Ph: 301.208.9573
Fx: 301.926.4551

4920 Niagara Road
Suite 308
College Park, MD 20740
Ph: 301.220.0600
Fx: 301.434.9394

129 West Patrick Street
Suite 13
Frederick, MD 21701
Ph: 301.698.9788
Fx: 301.698.9789

45 Old Solomons Island Road
Suite 204
Annapolis, MD 20878
Ph: 410.266.5599
Fx: 410.266.3871

Geographic Information Systems (GIS)

CPJ offers Geographic Information Systems (GIS) to municipalities to help manage their town’s assets. From surveying the information to implementing the software, and training client staff, CPJ helps its clients pool information into an easy and accessible form. Our experience includes designing and implementing several private stormwater management inspection programs for local counties to assist with meeting NPDES requirements.

Services include but are not limited to:

  • View CAD & GIS Layers Together
  • Relational Database Design
  • Adjacent Property Analysis
  • Complex Overlay Study
  • Spatial and Tabular Data Query
  • 3D Analysis
  • Highly Effective Map Creation
  • Watershed Protection & Restoration Analysis
  • Vulnerability Analysis
  • Stormwater management updating and maintaining the records for the SWM facilities
  • Drainage area analysis
  • Provide small structure database web services compatible representatives
  • Spatially accurate cadastral layer created using existing property maps and orthophotos
  • Use orthophotos to calculate amount of impervious surface, applicable for stormwater management
  • Community outreach programs: combine Census demographic data and MDPV Owners data to target campaigns
  • Location services: determine best location for new facility (commercial, social) based on current locations and population distribution
  • Managing property surveys/home inspection data and scheduling
  • Routing/Street network: one way streets, turn restrictions, speed limits, on-street parking
  • Obtain knowledge of street network (i.e. one way streets, turn restrictions, speed limits, on-street parking)
  • Generating customized maps
  • Utilities: snow removal, trash removal
  • Maintaining property setbacks and right-of-way regulations
  • Managing property surveys/home inspection data and scheduling
  • Identify private encroachments into public space
  • Sharing data with other agencies, such as Montgomery County and MNCPPC, and benefit from existing data
  • Tracking new vs. old construction
  • Sidewalks - location, inventory, maintenance
  • Creating a database for active building permits
  • Locating and maintaining open space and parks
  • Ability to integrate current front-end applications (ex. Access database for data entry), no need to maintain two separate systems
  • Access to taxation records (property assessments, land value; tie into the Maryland Property View (MDPV) owners zoning/land use)database; building age; sale prices
  • Disaster management: evacuation routes, coordinate cleanup efforts
© 2016 Charles P. Johnson & Associates, Inc.