Environmental Services Projects

Protecting People, Projects, and the Environment

Close-up inspection of an active cliff swallow nest inside a culvert using a handheld mirror to assess eggs, demonstrating Halker’s environmental compliance expertise in migratory bird protection and construction impact mitigation.

Cliff Swallow Nest Management – Culvert Project

Prior to a culvert rehabilitation project, Halker’s environmental team identified the potential for nesting conflicts with cliff swallows—a migratory species

Aerial map view of the South Platte River corridor showing adjacent roadways, industrial facilities, and park space, supporting Halker’s CABI monitoring services for environmental assessment, infrastructure oversight, and regulatory compliance.

CABI Monitoring

The client required environmental oversight and documentation for a redevelopment project involving significant soil disturbance at a former industrial site.

Bald eagle perched in a tree with marked nest locations, illustrating Halker’s wildlife protection services and expertise in environmental compliance, habitat assessments, and federally protected species monitoring.

Bald Eagle Protection

During bridge maintenance activities, crews discovered an active bald eagle nest containing two eaglets within the federally protected ½-mile buffer

Health and Safety Plan (HASP)

The client required comprehensive environmental compliance and health and safety support for a large transportation infrastructure project that intersected multiple

Bridge inspection crew using a hydraulic under-bridge access platform to evaluate structural conditions, demonstrating Halker’s expertise in remedial investigation, structural assessment, and engineering design for critical transportation infrastructure.

Remedial Investigation & Design

Halker and its legacy company, Cascade Environmental, has completed over 200 projects for numerous contractors on a wide variety of

2D piping model with highlighted red lines showing emission pathways between storage tanks, illustrating Halker’s expertise in conducting detailed fugitive emissions studies for regulatory compliance and operational risk reduction.

Fugitive Emissions Study

The client needed to reduce or eliminate fugitive emissions from over 50 existing upstream production facilities in order to meet

Two sandhill cranes flying over a mountainous landscape, illustrating wildlife presence and natural habitat conditions relevant to Halker’s Phase I, II, and III environmental assessments, ecological surveys, and risk analyses.

Phase I, II and III Environmental Assessments & Risk Analyses

Client Challenge: to conduct Phase I, Phase II and Phase III Contaminant Assessments to characterize the nature and extent of

Workers in protective suits and high-visibility safety gear collecting contaminated soil and debris at an active excavation site, showcasing Halker’s environmental remediation, site restoration, and construction management expertise for complex cleanup projects.

Remedial Design and Construction Management

Engineering, design and construction services associated with the removal of 5,600 yd3 of radiologically-contaminated concrete and asphalt cover and the

Midstream facility with interconnected process piping, tanks, and equipment set against a wide-open landscape, highlighting Halker’s expertise in facilities conversion, system upgrades, and engineering solutions tailored to evolving operational needs.

Facilities Conversion to Meet Evolving Needs

Maybe they were not producing enough oil and gas previously to justify the infrastructure investment, or maybe the wells in

Aging above-ground storage tanks with visible corrosion, access platforms, and identification signage, illustrating Halker’s regulatory and environmental site review expertise in assessing legacy oil and gas infrastructure for compliance, safety risks, and remediation needs.

Regulatory & Environmental Site Review

Mergers and acquisitions can be challenging for oil and gas firms, due to the sheer number of regulatory and environmental

Multi-well pad facility with rows of wellhead assemblies, flowlines, valves, and manifolds arranged on elevated steel supports, showcasing Halker’s engineering expertise in designing high-density upstream production sites optimized for reliability, flow management, and efficient field development.

Multi-Well Site Facilities

The paradigm of American energy is undergoing a massive transformation. In addition to the evolution of renewable energy technologies, and