
Detention basin
For Bannack State Park, Pioneer designed and managed construction of a detention basin to avoid future flooding,

Electric Light Ditch
Develop alternatives to improve water delivery, minimize impact to Boulder River, and enhance fisheries habitat.

Transmission Line
Big Hole Transmission Line Replacement - design, coordinate permitting, and provide construction oversight.

Prickly Pear Creek
Remediation project. Pioneer provides data collection, environmental permitting, remedial design, project management.

Open Cut Mining Plan
Successfully prepared an Open Cut Mining Plan of Operation for 21-acre Gravel Pit

UBMC Mining Complex
Pioneer is engineer of record on this project to remediate the Upper Blackfoot Mining Complex.

Mike Horse Dam
Mike Horse Dam Geotechnical Work - UBMC

SPCC Inspections
SPCC site inspections at 423 facilities across multiple states

Soil Sampling
Sampling/field screening to determine the extent of the soil contamination from spill incident

Floodplain Study
Musselshell River Floodplain Study – Phase 1/Phase 2

IC Reclamation Design
At Interstate-Callahan, waste removal and reclamation design report and associated bid packages.

Wetlands Design
Pioneer has led the design and construction of some of the largest wetland creation, restoration,

Decomissioning
The Whitney Canyon Gas Plant (WCGP) was a former 250-million standard cubic feet per day

Sewer Collection Sys
Partnering together, Dowl HKM Engineering and Pioneer designed a Butte-Silver Bow sewer collection system to

Pioneer is currently assisting the Atlantic Richfield Company with the Whitney Canyon Gas Plant project.

RA Cost Estimate
Pioneer completed a comprehensive cost estimate report for the remedial actions at the Barker/Hughesville Mining

Dam Inspections
Pioneer completed the 5-year inspections for both Basin Creek #1 and #2 high hazard dams

McLaren Reclamation
Update to McLaren Tailings Cleanup work – September 2018. Once-contaminated creek flowing into Yellowstone may

Phase I ESA
Pioneer performed a Phase I Environmental Site Assessment, in conformance with the scope and limitations

Scenic Byway Testing
In 2008, Pioneer was subcontracted by Hardrives Construction, Inc. to provide field inspection and construction

Remedial Design
The Snowshoe Mine Site was an abandoned hardrock mine site listed on the Montana Department

Remedial design
Pioneer was selected as the number one design contractor for the Streamside Tailings Operable Unit

Remediation
The GMMA project consisted of capping 62 acres of exposed mine wastes, 1.5 miles of

Greenway Design
Pioneer is the prime contractor for a project to design a Greenway recreational corridor along

Storm Drain Design
Pioneer designed and provided construction oversight for the Metro Storm Drain Reconstruction in Butte, Montana.

Landfill Design
Pioneer planned, designed, and provided construction oversight services for two 10-acre lateral and vertical expansions

Design and Permitting
Pioneer was responsible for site development design and permitting for a 25-acre FedEx Freight Facility

Sports Complex Design
Pioneer completed planning, design, and construction-phase engineering support for the Copper Mountain Sports and Recreation

Water Main Design
Pioneer completed the design of over 216,000 lineal feet (41 miles) of water distribution system

Foundation Design
As a subconsultant to Big Sky Civil & Environmental of Great Falls, Pioneer was responsible

Foundation Inspect.
Pioneer was contracted by a homeowner to inspect the foundation and anchorage systems of an

Water/Sewer Designs
Pioneer along with ICS designed and constructed the water and sewer utilities associated with the

Design and Permitting
Pioneer completed the design and permitting for the replacement of the 2.5-million gallon concrete High

Treatment Design
In 1998, following completion of an expedited removal action of 1.2 million cubic yards of mine

Decomissioning
From 2007 through 2010, Pioneer completed the decommissioning of nine abandoned Central Delivery Point (CDP)