Project Gallery

A visual look at representative Encon Environmental projects across California, organized by service area. These examples highlight how assessments, cleanup, and construction come together in the field.

Click any image to view a larger version. Use the sections below to explore UST removal, remedial excavations, construction, and Phase I/II investigation projects.

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Contact us if you’d like project examples related to your specific site type.

Phase I & Phase II Investigation Projects

Visual examples of Phase I reconnaissance and Phase II subsurface investigations used to evaluate environmental conditions at commercial and industrial properties.

Environmental professional observing site conditions during a Phase I ESA.

Phase I ESA Reconnaissance

Field observations and photo documentation to support Phase I ESA findings.

Geoprobe rig advancing a boring for subsurface sampling.

Phase II Subsurface Investigation

Geoprobe-based subsurface investigation targeting recognized environmental conditions.

Field sampling and measurements collected at a commercial site.

Sampling for Remedial Planning

Field data collection used to develop conceptual site models and remedial strategies.

Environmental Construction & System Installation

Projects where Encon provided construction services, including trenching, piping, system installation, and surface restoration in support of remediation and monitoring programs.

Open trench with new piping and conduit being installed.

Subsurface Piping Installation

Trenching and piping installed to connect wells, manifolds, and treatment equipment.

Restored concrete or asphalt surface after subsurface construction.

Surface Restoration & Paving

Hardscape restored after piping and infrastructure installation to return areas to service.

Environmental treatment equipment installed on a concrete pad.

Treatment System Compound

Treatment equipment and manifolds installed on a dedicated pad for safe access and O&M.

Remedial Excavation Projects

Projects where targeted excavation and off-site disposal of impacted soil were used to remove contaminant sources and prepare properties for ongoing use or redevelopment.

Excavator removing impacted soil from an open excavation.

Open Excavation of Impacted Soil

Excavation of impacted soil to remove the primary source area identified in Phase II data.

Trucks and equipment loading impacted soil for disposal.

Soil Loading & Off-Haul

Impacted soil loaded and transported under manifest to an approved disposal facility.

Backfilled and compacted excavation area prepared for new construction.

Backfill & Site Grading

Clean backfill placed and compacted to restore grade and support new construction.

UST & Waste Oil Tank Projects

Representative underground storage tank (UST) and waste oil tank projects, including excavation, removal, and site restoration performed at active facilities across California.

UST excavation area with shoring at an operating facility.

UST Excavation & Removal

UST excavation and removal coordinated around facility operations and access needs.

Cleaned underground storage tank staged for transport.

Tank Cleaning & Staging

Steel tank cleaned, de-gassed, and staged for off-site disposal or recycling.

Backfilled UST excavation with restored surface.

Backfill & Surface Restoration

Tank pit backfilled and compacted to support replacement equipment and paving.