Our Services

 
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We can Handle ALL of it.

GRI’s mission is to be the most dependable and trusted source for our customers’ construction, specialty fabrication and maintenance contractor needs by demonstrating excellence through execution. We do this through our expertise and personal commitment to doing whatever it takes to deliver on our promises. Our multicraft approach to construction projects sets us apart. Our ability to bring a workforce and expertise from multiple disciplines, while acting with uncompromising integrity ensures that we deliver successful projects on-budget, on-time, and to your satisfaction.

Aboveground Storage Tanks
Bulk Terminals
Engineering
EPC
Construction
Modular Construction and Transportation
Emergency Repair Services
HRSG Stacks and Steel Fabrication
SCR Heater Construction
Steel Fabrication
Duct Fabrication
Maintenance and Repair
Pressure Vessels
Specialty Vessels
Turnarounds
Boiler Repair and Maintenance
Structural Steel Construction
Mechanical Pipe Fabrication and Installation

 

 

new construction

 
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New construction services

Our industrial and commercial construction team utilizes the e3 Lean Construction Program to bid, scope, plan, and execute to achieve your goals. No matter your project size or sector your company operates, GRI will complete your project safely and efficiently, to your satisfaction.

  • Industrial Construction

  • Utility/ Electrical Construction

  • Commercial Construction

  • Oil & Gas

 

INCLUDES:

  • Refinery and petrochemical unit construction and modifications

  • Crude and refined product storage tanks and terminals

  • Package boiler and process heater installation

  • Coke drum installation and replacement

  • Stacks, stack liners and air inlets/outlets

  • Scrubbers and precipitators

  • Power generation facility construction and repair

  • LPG facilities

  • Other heavy industrial facilities

Electrical Construction:

Our highly adaptable and skilled service is tailored to provide exactly what you need to complete the job. Our capabilities include:

  • Uninterruptable Power Supply Installation

  • Power Distribution Installations and Upgrades

  • Electrical Apparatus Installation

  • Power Distribution Center (PDC) Installation

  • Motor Control Center (MCC) Installation

  • Industrial Instrumentation

  • Clean Air Systems

 
 

 

above ground storage tanks

 
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above ground storage tanks

GRI is recognized as a national leader for the construction of field tank projects. All of our work is performed in accordance with American Petroleum Institute 620, 650, and AWWA standards.

Our skilled team can handle all size jobs. We engineer, design, fabricate and erect tanks; from small shop built tanks to field-erected tanks in excess of 200’ diameter. If you are looking for more of a turnkey project, we can handle the project from tank foundations, tank erection, painting, insulation and tie-in piping.

Materials we use include carbon steel, stainless steel, alloys aluminum and other exotics.

  • –Qualified, Skilled Craftsmen (FET’s, Mechanical Piping)

  • –Craft Safety Trained to OSHA 10 and 30

  • –Supervisors Safety Trained to OSHA 510

  • –NCCER Certified Crane Operators

  • –Dedicated Project Management – PMP Certified

 

INCLUDES

  • Design and Build Storage Tank Projects

  • Tank Foundations

  • Tank Erection

  • Coatings

  • Insulation

  • Piping and Mechanical

Look to GRI for your next field tank:

  • Cone bottom

  • Dome roof

  • Dome bottom

  • Double bottom

  • Internal and external floating roof

  • Open top

  • Shovel bottom

  • Supported and self-supported cone roof

  • Umbrella and dished dome roof

 
 

 

Repair & Maintenance

 
 

Repair & Maintenance

Our Specialty Plant Maintenance & Construction team knows your time is critical. Out-of-service equipment creates bottlenecks in production, potentially causing loss of revenue. When those forced outages do happen, we have the skilled workers and resources to act quickly to make repairs and complete your project.

Our emergency reaction time minimizes downtime and ensures facilities are back online as soon as possible.

In most cases, we can have a crew mobilized within 24 hours, and our experts deliver with the highest level of safety and quality.

GRI provides 24/7 service for emergency plant maintenance.

Call us at
(601) 442-7568.

 

INCLUDES

  • API-653 Tank Repairs
  • ASME Vessel Repairs
  • Plant Maintenance
  • Boiler Repairs and Retubing
  • 24 Hr. Emergency Maintenance
  • Turn-Around Work
 
 

 

Shop Fabrication

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Shop Fabrication

Great River Industries offers pipe spools in a variety of sizes, wall thicknesses and materials, including carbon and stainless steels and nickel alloys. Our skilled craft workforce specializes in high-quality pipe fabrication and manufacturing with more than 800 proprietary weld procedures designed to meet customers’ specifications and code requirements, including SMAW, SAW, GTAW, GMAW and FCAW procedures.

 

Pipe Fabrication

PIPE SPOOL CAPABILITIES
• Maximum O.D. 48"
• Spool size: 40‘ x 8’ x 8’
(Larger Sizes with Permitted Loads)
• Spool output: 450 per month

CODES AUTHORIZED
• ASME Section 1 and Section VIII

• ASME B31.1, B31.3 and B31.8

• API-1104

MATERIALS OF CONSTRUCTION  
• Carbon Steel
• 300 Series Stainless Steels
• 1 ¼ Chrome through 9 Chrome
• Duplex
• C276 Inconel

 

ASME HEAD FABRICATION

• 2:1 ELLIPTICAL
• FLANGED and DISHED (F&D)
• DISHED ONLY
• HEMISPHERICAL FORMING and FABRICATION

 

INCLUDES

  • ASME Pressure Vessels
    • Carbon Steel, Stainless Alloys, Duplex, Nickle and other materials
  • Shop Built API & AWWA Tanks
    • Carbon Steel, Stainless Alloys, Duplex, Nickle and other materials
  • HRSG Panels
  • HRSG Stacks
  • Duct Work
  • Plate Rolling
  • Pipe Fabrication
  HEAD MANUFACTURING EQUIPMENT   Size Capacity:  23’ OD  1 ½” Thick

HEAD MANUFACTURING EQUIPMENT

Size Capacity:

23’ OD

1 ½” Thick

 
 

 

Full Scale Engineering

 
 

Full Scale Engineering

Our engineering team handles procurement for all our projects, especially work designed to meet code specifications. We maintain strong relationships with the major steel mills to procure carbon steel, stainless steel and specialty alloys both promptly and cost effectively to meet your requirements.

 

INCLUDES

  • Civil
  • Mechanical