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Learn About Our Services

Offering Solutions That Make A Difference

Lily Pad Pond

ERI provides clients with a team of experts equipped in diverse skills to meet various challenges. Through good management practices, we leverage our knowledge to produce results. We’re constantly looking for new and creative ways to find the smartest and most optimal solutions.

Our services include:

Wetland Delineations and Mapping

  • Wetland and stream jurisdictional boundary field flagging

  • Report preparation

Site Feasibility Studies​

  • Concept plans

  • Environmental constraints

  • Critical area

  • Rare, threatened and endangered species screen

  • Archaeological and historic structure screen

Wetland and Stream Mitigation/Restoration​

  • Feasibility studies

  • Site search

  • Planting plans

  • Hydraulic and hydrology studies

  • Stability studies

Environmental Assessments​

  • Maryland Certificate of Public Convenience and Necessity (CPCN) right-of-way environmental documentation

  • Phase I & II environmental site assessments


ERI is cost effective and timely establishing a reputation for providing innovative solutions to regulatory requirements allowing our clients to produce sound results and save money because we understand the framework of local, state and federal agencies.

Regulatory Permitting

  • Federal Clean Water Act Section 401/404 permitting

  • State and local jurisdictional permitting

  • Grading permitting application and processing

Frozen Forest
Wetland Creation

Methodical and meticulous, ERI has successfully guided hundreds of projects to completion involving:

Forest and Tree Conservation Planning

  • Forest stand delineations

  • Forest conservation plans

  • Tree save plans

  • Tree inventories

  • Forest management plans

  • Reforestation plans

  • Plant installation

 Utility Forestry

  • Hazard and danger tree inventories

  • Integrated vegetation management plans (IVM)

  • Pollinator habitat improvement plans

ERI excels in producing functional designs with an eye toward successful implementation.  Those services include:

Civil Engineering

  • Feasibility studies and preliminary concept plans

  • Hydraulic/hydrologic studies

  • 100-year floodplain studies

  • Site development, grading and sediment control plans

  • Design repair solutions to eroded areas

  • Storm drains and culvert designs

  • Water and sewer studies

Surveying Services

  • Topographic

  • As-Built

  • ALTA

  • Property Line/boundary

Construction Services

  • NOI/NPDES sediment control inspections

  • Environmental compliance inspections

  • Construction stakeout

  • Construction inspections

Additional Services

  • Site plan renderings and power point presentations

  • Zoning hearing presentations 

  • Planning board presentations 

  • Expert witness testimony

Blue Print
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