Suffern Lane and Hammond Road Improvements
Rockland County, NY · Highways & Roads
Project details
An award-winning roadway improvement project in Rockland County, New York, focusing on safety and geometric enhancements.

Engineers | Planners | Surveyors
Creighton Manning, a GAI company, is an Albany, New York-based multidisciplinary civil engineering, planning, and land surveying practice. Founded in 1965, it plans, designs, and inspects transportation, municipal, land development, and energy infrastructure projects for public agencies, municipalities, and private sector clients. The organization serves as the New York Transportation & Infrastructure business sector of GAI Consultants.
Don AdamsBusiness Sector Leader
Shelly JohnstonVice President
Jeff PangburnVice President
Planning, study, and design services for highways, bridges, transit networks, and active transportation corridors.
Engineering and design of vehicular, pedestrian, and rail bridges, as well as highway structures and rehabilitations.
Design of modern roundabouts, corridor improvements, and highway alignments to optimize safety and traffic flow.
Structural, track, and crossing design for public and private rail corridors and bridges.
Studies, signal design, ITS implementations, and multimodal transportation planning to improve system safety and mobility.
Planning and design of bus rapid transit systems, transit-oriented development, and pedestrian-transit integration.
Site engineering, land surveying, and utility infrastructure design supporting community development and environmental compliance.
Site planning, grading, utility layout, and infrastructure engineering for land development and institutional facilities.
Boundary, topographic, utility, and construction layout surveying to support engineering and land transactions.
Hydraulic modeling, pipeline design, and infrastructure planning for municipal water distribution and wastewater collection systems.
Compliance, environmental impact assessments, and regulatory coordination with state and federal agencies.
Construction inspection, engineering, and project management services that safeguard quality and ensure contract compliance.
Temporary structures, staging plans, and engineering support for contractors during construction.
Resident engineering, construction inspection, quality assurance, and project administration to ensure contract compliance.
Specialized planning solutions, including public outreach and community event operations coordination.
Traffic management, coordination, and operational planning for large-scale public events and festivals.
Government · Infrastructure · Transportation · Highways & Roads · Bridges · Transit · Rail · Land Development · Industrial · Sports & Recreation
Rockland County, NY · Highways & Roads
An award-winning roadway improvement project in Rockland County, New York, focusing on safety and geometric enhancements.
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