Marathon's Civil Engineering practice focuses on site planning, grading and utility design, stormwater management design, soil erosion and sediment control plans, cost estimating and expert testimony in New Jersey and Pennsylvania.

Civil Engineering Services include

Conceptual Site Layout and Property Evaluations
Subdivisions
Site Plans (Residential, Commercial, Governmental, and Industrial)
Utility, Road and Infrastructure Design/Support Studies
Soil Erosion Control Plans and Slope Stabilization
Stormwater Management Design
Site Development Permitting
Expert Witness Testimony
Construction Services
Recreational Facilities
Homeowner Association Services
Cost Estimates