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Mining Industry Services
Abandoned Mine Land Reclamation
Oil and Gas Industry Services
Environmental Remediation
Water Resource Management
Outlet of Hangman’s Gulch and Hotel Meade during Hydrologic Site Investigation

Detention basin

For Bannack State Park, Pioneer designed and managed construction of a detention basin to avoid future flooding,
Electric Light Ditch diversion

Electric Light Ditch

Develop alternatives to improve water delivery, minimize impact to Boulder River, and enhance fisheries habitat.
Big Hole Transmission Line - 36 inch ductile iron pipe ready to be installed

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.
Hall Sand and Gravel Pit

Open Cut Mining Plan

Successfully prepared an Open Cut Mining Plan of Operation for 21-acre Gravel Pit
Team working on UBMC site

UBMC Mining Complex

Pioneer is engineer of record on this project to remediate the Upper Blackfoot Mining Complex.
Installing conduit through the Mike Horse Dam

Mike Horse Dam

Mike Horse Dam Geotechnical Work - UBMC
SPCC site inspection area

SPCC Inspections

SPCC site inspections at 423 facilities across multiple states
Work at the Skurupey Project Site

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.
Opportunity Ponds

Wetlands Design

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


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


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.
Pioneer team working on Class II Landfill

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


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