FAST TRACK REMEDIATION PROJECT

Pinnacle was hired by a railroad client to complete an assessment and remediation of contaminated soil impacted from past spills of crude oil at a truck-to-rail trans-loading facility in North Dakota.  In total, 84 recorded spills were assessed, along with nearly 300 stains documented as part of site reconnaissance prior to the initiation of the assessment field program.  At the time Pinnacle was hired, excavations had been completed in a number of the spill locations.   


Pinnacle Engineering - Environmental Projects - City Economic Development Authority

CITY ECONOMIC DEVELOPMENT AUTHORITY

Pinnacle Engineering was retained by a Minnesota city to assist in securing an Investigation grant and Environmental Cleanup grant from the Minnesota Department of Employment and Economic Development (DEED) for a five-acre property that had previously been used by the City as a municipal dump and was planned to become the anchor development in a new 22-acre industrial park.  The Environmental Cleanup grant addressed excavating portions of the dump, hauling excavated material to a permitted landfill, and capping the remaining waste.  


CLIENT REDEVELOPMENT

Pinnacle Engineering was hired to perform a Phase I Environmental Site Assessment for a former automobile dealership in preparation for redevelopment of the site as a commercial/retail development. The Phase I identified several environmental concerns, including the presence of underground storage tanks, hydraulic hoists, and a floor drain-sump system. During their removal, both petroleum and non-petroleum contaminants were identified in soil under the tanks and hoists, as well as in residue in the sump.


Pinnacle Engineering - Environmental Projects - Corporate Campus Redevelopment

CORPORATE CAMPUS REDEVELOPMENT

An international corporation selected Minneapolis for its medical technology world headquarters location after acquiring a 5.5-acre property based on the Minneapolis riverfront.  As part of its due diligence in acquiring the property, the client conducted an initial environmental assessment which revealed an extensive industrial history, including past lumber/sawmill activities and a railroad yard.   


FILLING STATION EXCAVATION

Pinnacle Engineering was retained to conduct environmental assessment services for a property in south Minneapolis that was slated for redevelopment.  The property was initially developed as a gasoline service station with underground storage tanks, hydraulic hoists, and an oil-burning furnace; portions of the site had been used for automobile sales and repair.   Fuel tanks had been removed in the 1970’s.


Pinnacle Engineering - Environmental Projects - Granite Quarry

GRANITE QUARRY

Pinnacle Engineering was retained by an aggregate mining company to complete permitting and environmental review for the construction of a granite quarry.  When complete, the facility would include commercial and industrial process areas, office space, a maintenance facility, stockpiles, water retention basins, a gravel washing area, and an extraction quarry.


INDUSTRIAL COATINGS COMPANY ENVIRONMENTAL SITE RESPONSE

Pinnacle Engineering was hired by an industrial coatings company to collect soil samples from inside a secondary containment area where corrosion in the plant floor exposed drainage pipes that lay adjacent to operating production lines at the plant.


INDUSTRIAL FACILITY PHASES I & II

Pinnacle Engineering was hired to complete a Phase I Environmental Site Assessment (ESA) in connection with a client’s purchase of a 75,000 square foot industrial facility.  The Phase I ESA revealed that the facility had been used in the past as a foundry, foundry sand was present on the property, and a vapor degreaser had been removed from the property many years earlier. 


Pinnacle Engineering - Environmental Projects - Bioremediation Pilot Study

BIOREMEDIATION PILOT STUDY

Pinnacle Engineering was hired to examine the effectiveness of several bioremediation products on various components of Bakken crude oil following a crude oil leak onto a rail line that saturated an adjacent complex mixture of railroad ballast and sandy heterogeneous soil. The spill occurred in frozen soil conditions, with significant subsurface transport over several weeks, and the crude oil underwent some degree of weathering through the spring thaw.


Pinnacle Engineering - Environmental Projects - Chemical Adhesive Manufacturing - Soil, Vapor, and Groundwater Corrective Action

CHEMICAL ADHESIVE MANUFACTURING - SOIL, VAPOR, AND GROUNDWATER CORRECTIVE ACTION

Pinnacle Engineering was hired to implement corrective action at a legacy property in upstate New York.  Several site investigations had been completed on the site and identified soil, soil vapor, groundwater, surface water, and potential indoor air impacts with volatile organic compounds (VOCs) from unidentified source areas.


Pinnacle Engineering - Environmental Projects - Forensic Methods in Contaminant Studies

FORENSIC METHODS IN CONTAMINANT STUDIES

Pinnacle Engineering has significant experience utilizing forensic techniques, including Compound Specific Isotope Analysis (CSIA) methodology, in environmental studies.  CSIA is frequently applied to carbon isotopes, and is considered an accepted scientific technique applicable on a routine basis for analyzing these chlorinated compounds.  


Pinnacle Engineering - Environmental Projects - Mississippi Dredging

MISSISSIPPI DREDGING

Pinnacle Engineering was retained by a southern Minnesota City to assist with dredging and expansion of harbor facilities adjacent to the Mississippi River. The expansion was needed to divert waiting barge traffic out of the main Mississippi River channel and to improve safety in the harbor.  


Pinnacle Engineering - Environmental Projects - Site Redevelopment

SITE REDEVELOPMENT

Pinnacle Engineering was hired by the owner of a five-acre property that was planned for redevelopment.  The property had formerly housed a feed plant complex and contained various grain bins, food oil storage tanks, processing/warehousing areas, and office areas. 


Pinnacle Engineering - Environmental Projects - Stormwater Pond Moved for Parking Lot Expansion

STORMWATER POND MOVED FOR PARKING LOT EXPANSION

A Minnesota trucking company wanted to expand its parking area to accommodate more trucks, but this process required moving an existing storm water pond which was considered a jurisdictional wetland.  The company hired Pinnacle Engineering to perform a variety of functions in order to meet the conditions of their permit.


Pinnacle Engineering - Environmental Projects - Superfund Barrel & Drum Site

SUPERFUND BARREL & DRUM SITE

Pinnacle Engineering provided project management, regulatory reporting, and corrective action services at a Superfund Barrel and Drum Site located in the state of New York.  The corrective action area occupies approximately two acres of an eight-acre parcel that was used as a salvage yard for heavy construction equipment.  


Pinnacle Engineering - Environmental Projects - Wetland Delineation and Permitting

WETLAND DELINEATION AND PERMITTING

Pinnacle Engineering provides wetland delineation and permitting support to a variety of clients, including agribusiness companies, farmer cooperatives, energy companies, civil engineering firms, railroads, telecommunication providers, mining operations, private developers, and municipalities.   Projects range from small local developments to large infrastructure projects located across the Upper Midwest and Central United States.