Public engineering firm profile
Bozeman, MT
Civil engineering, land surveying, and geotechnical testing services serving Montana for over 30 years
Gaston Engineering & Surveying, P.C. provides civil engineering, land surveying, and environmental consulting services from its base in Bozeman, Montana. Serving public and private clients across the Gallatin Valley and broader Montana for over 30 years, it supports projects ranging from large subdivisions and commercial developments to municipal infrastructure and agricultural water resource systems. The practice maintains an in-house soils and materials testing laboratory to provide integrated geotechnical and quality control support.
Comprehensive civil design and site development services for public, private, commercial, and municipal projects.
Precise surveying solutions utilizing advanced GPS technology and 3D modeling systems.
Subsurface investigations, foundation recommendations, and certified laboratory evaluations.
Planning, design, and analysis of water distribution, wastewater treatment, and stormwater systems.
Hydrological analysis, water rights administration, and floodplain management.
Bozeman, MT | Costco | Commercial
Complete civil design including surveying, site planning, geotechnical engineering, grading and drainage, materials testing, and construction inspection for the Costco building and Costco Gas Station. Work began with in-depth feasibility studies covering traffic accessibility, site geology, and adjacent utilities.
View project sourceBozeman, MT | City of Bozeman | Water Supply
Project management, civil engineering design, and construction management and inspection for the expansion of the treatment plant, doubling its existing filtration capacity and installing a chemical feed system.
View project sourceBig Sky, MT | Big Sky Resort | Sports & Recreation
Multi-phase engineering and planning for mountain subdivisions including the 89-site Powder Ridge development and the 62-lot Cascade development.
View project sourceBozeman, MT | Billion Chrysler Auto Plaza | Commercial
Project management, surveying, planning, engineering, and construction management for a 20-acre planned unit development, designed with two public water wells to meet fire flow demands.
View project sourceBozeman, MT | Bozeman Deaconess Hospital | Healthcare
Delivered civil site planning, geotechnical engineering, construction inspection, and quality control for the hospital expansion, managing the design of new parking facilities and infrastructure relocation.
View project sourceBozeman, MT | Wal-Mart | Retail
Provided civil engineering, geotechnical engineering, site design, utility connections, and extensive grading and drainage systems for the retail facility, addressing complex in-place soils and drainage.
View project sourceBozeman, MT | City of Bozeman | Water Supply
Completed surveying, planning, design, and construction management for a major water main along North 19th Avenue to accommodate rapid municipal and commercial expansion.
View project sourceManhattan, MT | Pioneer Crossing/Centennial Village | Residential
Designed a 270-lot residential and 90-lot commercial subdivision including water rights application, coordination with state agencies, and design of a main outfall line connected to a wastewater treatment plant.
View project sourceMT | Spainbridge Meadows | Residential
Managed land planning, conceptual layout, preliminary platting, road design, storm drainage design, and construction inspection for a 90-lot subdivision on a 520-acre site with 320 acres of dedicated open space.
View project sourceMT | Diamond Estates | Residential
Planned, surveyed, designed, and constructed a multi-phase subdivision with 170 single-family, multi-family, and condominium lots, integrating open spaces, wetlands, and streams.
View project sourceMadison Valley, MT | Sun West Ranch | Water Resources
Conducted groundwater analysis and water supply development for 55 home sites on a 2,000-acre tract in challenging terrain and geological conditions.
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