Celia Avenue Culvert Project
Stormwater & Flood Control

Stormwater and Stormwater Capital Improvements.
Armstrong Glen, P.C. is a civil engineering consulting practice that provides professional engineering services throughout North and South Carolina. Founded in 1997, it focuses on quality of service, reliability, and accuracy, remaining committed to listening to client needs. The practice primarily serves local municipalities and counties on multi-year, reoccurring contracts ranging from capital stormwater projects to on-call structural services.
Provides capital stormwater engineering and water resource management. Solutions address drainage system capabilities, flood plain impacts, and local water quality infrastructure.
Designs and plans multi-year capital storm drainage and watershed projects for public entities.
Restores and improves pond dams and water retention structures to meet modern safety and environmental standards.
Analyzes drainage basins to identify flood risks and develop mitigation strategies.
Designs water quality features and structural BMPs to control stormwater runoff and sediment.
Prepares conditional and final letters of map revision to update regulatory flood maps.
Delivers public utility engineering from local pipeline relocations to major transmission infrastructure. Services cover distribution network design, system analysis, and pump facility engineering.
Designs sanitary sewer mains, gravity collectors, and interceptor networks.
Engineers potable water pipelines, loops, and distribution mains for municipal grids.
Develops plans for wastewater pumping facilities, lift stations, and force mains.
Designs pressure-boosting stations to maintain municipal water grid performance and flow.
Conducts structural and capacity analysis for clean water storage tanks.
Engineers roadway and pedestrian corridors for local municipalities and counties. Experience includes designing extensive sidewalk networks, intersections, and streetscape redevelopments.
Designs safety, capacity, and operational enhancements for municipal roadway junctions.
Plans and designs municipal roads, street alignments, and paving systems.
Engineers retrofit pedestrian sidewalks and ADA-compliant ramp systems to improve local mobility.
Designs paved, gravel, and trail structures for parks, recreational assets, and institutional facilities.
Performs in-house structural analysis and design for infrastructure and building components. Experience covers specialty walls, public structures, and on-call municipal support.
Designs crossings for greenway paths, local roads, and forest service properties.
Engineers concrete and block retaining walls to stabilize slopes and support roadway infrastructure.
Develops custom concrete designs for stormwater culverts, spillways, and intake boxes.
Conducts structural health assessments, loading dock designs, and building engineering.
Stormwater & Flood Control · Water Supply · Wastewater · Highways & Roads · Bridges · Government
Stormwater & Flood Control
Highways & Roads
Stormwater & Flood Control
Highways & Roads