Tegre Corporation is proud to support project development in industries ranging from oil and gas, mining, land development, solar, transportation, communications, commercial, power, waste, to water resources. Tegre’s scope of services include Engineering and Design, Environmental Compliance and Permitting, Field Inspection, Land and Regulatory Services, Project Management, and Land Survey.


Engineering & Design

Engineering & Design


  • Site Grading Plans
  • Drainage Studies
  • Construction Plans and Specifications
  • Structural Steel Framing
  • Lifting Plans
  • Surface Plan Design
  • Containment Systems
  • Cut and Fill
  • Road Design
  • Highway Access Plans
  • Foundation Design
  • Pipe Support Foundations and Locations
  • HDD Bore Plans
  • Erosion Control


  • Feasibility Studies
  • Equipment, Pipe, Valve, and Material Specification
  • Equipment, Line, Valve, and Tie-in Lists
  • Stress and Vibration Analysis
  • Facility, Piping, and Utilities Layout/Design
  • General Arrangement Drawings
  • Isometrics
  • Plan and Section Drawings
  • Tie-In Details
  • 3D modeling
  • Hydraulics Modeling
  • Equipment Procurement Packages
  • Bill Of Materials
  • Launcher/Receiver Design


  • Preliminary Process Design
  • PFDs
  • P&IDs
  • Equipment/Pipe Sizing
  • Facility Optimization
  • Mass and Energy Balances
  • Process Simulation/Modeling
  • Equipment Specification
  • Process Control
  • Relief Design


  • One-Lines
  • Area Classification
  • Installation Details
  • Grounding Design
  • Lighting Layout/Design
  • Loop Diagrams
  • Conduit and Cable Schedules
  • Raceway and Cable Tray Layout/Design
  • Substation and MCC Design
  • Power, Load, and Arc Flash Studies
  • Heat Trace Layout/Design


  • Instrument List
  • Instrument Location Diagrams
  • Installation Details
  • Cause and Effect
  • Loop Diagrams


  • Alignment Sheets
  • Plats
  • GIS/AutoCAD-Mapping
  • As-Builts including Walk-Down and Drafting
  • Permit Drawings
  • Crossing Details
  • Renderings
  • Bid and Construction Packages
  • Civil, Mechanical, Electrical, and I&C design packages
  • CAD Standardization
  • Virtual Fly-Through Models


  • Material Vendor and Supplier Evaluation
  • Material Quotation Solicitation and Bid Analysis
  • Purchase Requisitions
  • Purchase Order Preparation, Issuance, and Control
  • Material Expediting
  • Material Scheduling and Cost Control
  • Material Status Tracking and Reporting
  • Material Receiving


  • Class Location Studies
  • Feasibility Planning/Studies
  • Hydrotest Plans
  • Quality Assurance and Control
  • Front End Engineering Design
  • Infrastructure Planning and Modeling
  • Commissioning Planning
Environmental Services

Environmental Services


  • Desktop and Field Constraints Analyses for Project Siting
  • Constraints Mapping
  • Alternatives Analysis
  • Agency and Tribal Coordination


  • Environmental Assessments (EA)
  • Environmental Impact Statements (EIS)
  • Categorical Exclusions
  • Agency and Tribal Coordination


  • Biological Evaluations (BE)
  • Biological Assessments (BA)
  • Section 7 Consultation
  • Agency and Tribal Coordination


  • Protocol Surveys for Special Status Species
  • Habitat Analysis
  • Threatened and Endangered Species Clearance Surveys
  • Raptor and Migratory Bird Surveys
  • Wyoming Greater Sage Grouse Core Area Density Disturbance Calculation Tool (DDCT)
  • Lesser Prairie Chicken Surveys and Habitat Analyses (CHAT)
  • Burrowing Owl Surveys and Nest Relocation
  • Prairie Dog Trapping and Relocation
  • Ambient Noise Monitoring
  • Construction Monitoring and Planning


  • Vegetation Transect Surveys
  • Rare Plant Surveys
  • Noxious Weed Surveys, Treatment, and Management Plans 
  • Brack’s Cactus Transplanting, Reporting, and Monitoring
  • Soil Sampling and Analysis
  • Mitigation of Impacts to Special Status Species


  • COGCC/WOGCC Baseline/Subsequent Sampling and Analysis
  • WOGCC Appendix K Sampling Analysis Plan
  • Water Sampling Location Assessment and Database Management
  • Wetland Delineation
  • Wetland Mitigation Banking
  • Environmental Protection Agency (EPA)– Clean Waters Act - Section 401 Compliance
  • US Army Corps of Engineers (USACP) - Section 404 Compliance
  • Floodplain Permitting
  • Stormwater Management Plans (SWMP/SWPPP) and Inspections
  • National Pollutant Discharge Elimination System (NPDES) permitting support


  • Field Wide Reclamation Plans
  • Site Specific Reclamation Plans (SSRP)
  • Remediation Plan Development, Implementation, and Reporting
  • Weed Management Planning, Implementation, and Development
  • Monitoring Plan Development, Implementation, and Reporting
  • Broadcast Seeding BLM Reclamation Database Management
  • BLM Final Abandonment Notice (FAN)
  • Soil Stabilization, Erosion Mitigation, and Sedimentation Control
  • Pit Closure Plans
  • Waste Management Plans
Land & Regulatory Services

Land & Regulatory Services


  • Bureau of Land Management (BLM) – Farmington, Rio Puerco, Tres Rios, San Juan, Rawlins, Newcastle, Worland, White River, Vernal Field, Moab Field Offices
  • BLM Application for Permit to Drill (APD); Right-of-Way (ROW); Surface Use Plan of Operation (SUPO); Plans of Development (POD)
  • U.S. Army Corps of Engineers (USACE) Section 404 Clean Water Act
  • Environmental Protection Agency (EPA) Section 401 Clean Water Act
  • EPA Minor Source- New Source Review (NSR) Air Quality Permit
  • EPA National Pollution Discharge Elimination System (NPDES) Permits
  • Federal Energy Regulatory Commission (FERC)
  • Emergency Planning and Community Right-to Know Act (EPCRA) Tier II Reporting
  • Spill Prevention Countermeasure Control (SPCC) Plans
  • Surface Use Agreements


  • Bureau of Indian Affairs (BIA) ROW
  • Navajo Nation
  • Southern Ute Indian Tribe (SUIT)
  • Ute Mountain Ute Indian Tribe
  • Jicarilla Indian Tribe
  • Pueblo of Zia


  • Colorado Oil and Gas Conservation Commission (COGCC) APD
  • COGCC Oil and Gas Location Assessment
  • Colorado Department of Public Health and Environment (CDPHE) NPDES Permit
  • CDPHE Air Pollution Emission Notice (APEN)
  • Colorado Division of Reclamation, Mining, and Safety (DRMS)
  • Colorado Parks and Wildlife (CPW) Consultation
  • La Plata, Dolores, Montezuma County - Colorado
  • Rio Blanco County, Colorado – Special Use Building Permit
  • City of Greeley, Coloraod – Use by Special Review
  • New Mexico Oil and Gas Association (NMOGA)
  • New Mexico Department of Transportation (DOT) Driveway Permit
  • New Mexico DRMS
  • Wyoming Oil and Gas Conservation Commission (WOGCC) APD
  • Wyoming Office of State Lands and Investments (OSLI)
  • Wyoming Department of Environmental Quality (DEQ) Minor Source Air Quality Permits (Chapter 6 Section 2)
  • Wyoming DEQ License to Mine
  • Wyoming - Big Horn County Development Permit
  • Other States: Utah, California, Arizona, Texas


  • Land/ROW Acquisition, Negotiation and Damages
  • Title Research
  • Permission to Survey
  • Land/ROW Management
  • Landowner Identification and Research
  • Route, Workspace, and Access
  • Feasibility Studies
  • Public Relations
  • Valuation Studies
  • Appraisal Coordination
  • Zoning Analysis
Field Inspection Services

Field Inspection Services

  • Construction Management
  • Chief Inspectors
  • Safety Inspectors
  • Craft Inspectors
  • Utility Inspectors
  • Environmental Inspectors
  • AWS Certified Welding Inspectors
  • Shop Inspection
  • Certified Tank Inspectors
  • API 510 Pressure Vessel Inspection
  • API Pipe Mill Inspectors
  • QAQC Inspectors
  • Construction Onsite Administrative Support
  • Construction Site Representatives
Project Management

Project Management

  • Project Planning, Organization, and Execution
  • Controlling Resources, Procedures, and Expectations
  • Scope Definition and Development
  • Cost Estimating, Control, Budgeting and Forecasting
  • Contract and Project Administration
  • Scope Change Management
  • Quality Assurance and Control
  • Strategic Planning
  • Financial Analysis
  • Performance and Progress Reporting
Land Survey

Land Survey

  • Line Locating
  • Construction Staking
  • Preliminary
  • Construction
  • Boundary
  • Pipelines and Utilities
  • Facility
  • Commercial and Residential
  • As-Built
  • Floodplain Certification
  • Subdivision
  • Topographic
  • Transportation
  • Profile
  • ALTA (American Land Title Association)
  • ILC (Improvement Location Certificate)
  • Easement/ Right-of-Way
  • Plats
  • GIS/AutoCAD-Mapping