Wastewater

LAN provides wastewater engineering services, including collection, treatment, rehabilitation, and regulatory compliance solutions that ensure reliable, efficient, and sustainable systems for municipalities and utility districts.

Collection System

LAN delivers collection system services, specializing in the planning, design, rehabilitation, and construction management of wastewater collection infrastructure for municipalities, utilities, and public agencies.

Services

  • Preliminary engineering

  • Route evaluations and analysis

  • Hydraulic modeling and system modeling

  • Condition assessment and prioritization

  • Pipeline and sanitary sewer rehabilitation

  • Trenchless technologies and tunneling

  • Cathodic protection design and maintenance

  • Sanitary sewer evaluation studies

  • Infiltration and inflow (I&I) data assessment

  • Overflow reduction and wastewater collection

  • Bypass pumping and re-routing

  • Service area delineation

  • Environmental and geotechnical engineering

  • Survey and right-of-way acquisition

  • Construction phase services and construction oversight

Project Gallery

Aerial view of a municipal water treatment plant with large circular tanks, pipelines, buildings, and a parking lot, situated near a body of water with residential buildings and high-rise buildings in the background.

Lift Station & Treatment

LAN delivers comprehensive engineering services for lift station and wastewater treatment projects, including condition assessment, alternative analysis, design, construction oversight, and rehabilitation.

Services

  • Condition assessment and prioritization

  • Hydraulic modeling and master planning

  • Preliminary and final engineering design

  • Lift station rehabilitation and replacement

  • Flood resilience and elevation improvements

  • Electrical, SCADA, and backup power systems

  • Construction phase services and commissioning

  • Lift station consolidation and elimination

  • Force main and gravity sewer design

  • Odor and noise control solutions

Project Gallery

Aerial view of a highway construction site with large blue pipes, a winding dirt road, and overpass bridges over a mix of grass, trees, and wetlands.

Modeling & Master Planning

LAN delivers modeling & master planning services, leveraging advanced hydrologic, hydraulic, and water quality modeling to help communities plan for growth, manage infrastructure, and address complex water, wastewater, and stormwater challenges.

Services

  • Impact fee analysis and rate studies

  • Condition assessment and asset management

  • Population and demand projections

  • GIS and data management for infrastructure planning

  • Hydraulic and hydrologic modeling (H&H)

  • Water and wastewater system master planning

  • Stormwater and drainage master planning

  • Capital Improvement Plan (CIP) development and prioritization

  • Regulatory compliance and permitting support

  • Best Management Practices (BMP) and Low Impact Development (LID) modeling

  • Flood risk and resiliency assessments

Project Gallery