Maintenance and Construction
Overview of Maintenance and Construction
Al-Otaishan Maintenance and Construction was established in the early 1982, starting in the Eastern Province and expanding throughout the Kingdom to provide specialized and quality maintenance and construction services. During our journey, we have established numerous specialized facilities and projects that stand as a testament to the quality of our work. Additionally, our maintenance contracts offer a wide range of services in several sectors including oil and gas, water, energy production, and petrochemical industries across the Middle East.
Furthermore, our construction services carry a special weight in our portfolio of services, as we provide building and construction services for highly specialized and precise projects that require a high level of efficiency, such as oil and gas projects, petrochemicals, infrastructure, water desalination, and others that require high expertise and technical skills to achieve better-than-expected results with full commitment to pre-planned schedules and budgets.
To ensure our clients' operations run smoothly, we consistently focus on training a substantial number of skilled and specialized personnel, whom we can provide to our clients to assist them in their operations.
Our Services
AL-OTAISHAN is a full-time thermal insulation (Hot, Cold and Acoustic) and cladding contractor specializing in mechanical system work performed on hot and cold temperature mechanical systems from cryogenic to refractory performing Plant Routine Maintenance and Shutdowns for:
- Boilers
- Process Piping and Fittings
- Storage Tanks
- Exchangers and Condensers
- Vessels
We specialize in the following industries:
- Petroleum
- Petrochemical
- oil and gas
- Chemical
- Power Generation
- Marine
- Surface Preparation (Internal & External): Hand Tool Cleaning, Power tool, Commercial Finish, Near White Metal and White Metal finishing works.
- Industrial Coating (Internal & External): Epoxy Coating, PU Coating, Alkalyn Coating, etc
- Building Paintings
- Specialized Coatings for Sulfur Pits
- Specialized coatings for Vessels and equipment
- Internal and external pipe coatings.
Al-Otaishan has provided top quality refractory services and specialize in Complete Refractory Installation that includes:
- Ceramic Board and Brick Installation.
- Ceramic Fiber Module Installation.
- Castable Installation (Gunning / Casting & Ramming)
- Installation of Reinforcement Mesh & Anchoring
- Refractory Dry out as per Specific Curve
- Burn pits modification.
- Flare tips.
- Superior and constant quality welds through our unique and computerized technology Rapid Arc Welding RAW
- Patented products engineered exclusively for every industry (Oil & Gas, Petrochemical, Cement Plants, FCC, Fertilizers and much more)
- No presence of toxic fumes and reduction of maintenance and time saving.
- Preventing corrosion problems.
- Dense concrete for pipe racks and steel structure.
- Light weight Cementitious concrete for vessels, drums, sphere legs and steel structure.
- Coating for offshore vessels and structures using Special Intumescent Coatings
- External skirts of huge equipment in the fire zone
- Stainless steel Fireproof Boxes for MOV and Cable tray.
- Online and offline applications of Fireproof based upon needs.
- Post-weld
- Pre-weld
- Refractory Dry Out
- Annealing, Normalizing, Quenching, Tempering
- Hardness Test
- High Pressure (Internal & External) cleaning up to 40,000 psi for Industrial Equipment like
- Vessels
- Columns
- Tanks
- Heat Exchangers
- Fin fan coolers
- Boilers
- Bundle Pulling for Heat Exchangers
- Industrial Vacuuming Services, Super sucker (Dry and Wet)
- Water flushing.
- Alkaline boil out
- Degreasing (Hot alkaline)
- Acid cleaning-
- Neutralization/ Passivation / Pickling / Citric acid cleaning-
- Hydrocarbon decontamination-
- Sea water cooler cleaning (acid pickling)
- Cleaning (chemical fill / circulation / cascading / oxygen)
- Drying and conditioning
- Soot/ Deposit removal
- Rotary Jet cleaning (or using 3D Technology)
- Foam cleaning of air fin fan coolers
- Vapor phase cleaning
- Concrete Repair
- New Construction (Industrial, Commercial and Residential): Reinforced Concrete Structures, Pre-Engineered Building Structures.
- Multi Trade: Renovations of Facility Buildings
- Acid Resistance Lining (Tiles and mortar)
- Specialized in Sulfur Pits Rehabilitation and Restoration
- Pouring with self-consolidated concrete.
- Application of special coating works on roof and walls which provides a very high protection and chemical resistance from the sulfur cargo inside.
- Waterproofing: Bituminous, EPDM, Polyurea, Polyurethane.
- HDPE Liner – New and Repair
- Excavation, Backfilling and Compaction
- Milling and Demolition
- Asphalt Pavement (New and Repair)
- Asphalt Overlaying
- Road marking
- Burn pits modification.
- Sign Boards
We offer pipeline (up to 60 Inch dia) Construction and Maintenance services for CS/SS/GRP/FRP/RTR pipelines.
- Pipe Replacement
- Fittings Replacement
- Asbestos Pipe Replacement
- Hydrotesting and Commissioning
- Bypass line etc.
- Sheet Piling Works
- Berliner Shoring Works
We are having below specialized equipment.
- Sheet Piles 12m and 18m
- Vibro-Hammer
- Asbestos Pipe Replacement
- Resonance Free Hammer
- Crawler Crane
- Mobile Crane
Al-Otaishan provides dewatering solutions with the specialized equipment below.
- 300 cum/hr. dewatering machines
- 520 cum/hr. dewatering machines
- Submersible pumps
- Well point dewatering.
We provide highly skilled technical manpower for Gas & Oil and Petrochemical plant, maintenance, repair, fabrication, modification, and replacement of pipework, boilers, flash evaporators, steam turbo generators, gas turbines, and plant equipment along with all their components and accessories.
- Supply of Technical Skilled Manpower
- Supply of Equipment
- Supervision
- Assembly & Disassembly of Metallic Waterlines (Invasion Pipes)
- Assembly & Disassembly of Non-metallic Waterlines (Flexible Hose)
- Assembly & Disassembly of Loading Racks
- Assembly & Disassembly of Booster Pumps
- Count Services: Perform physical services.
- Identification services: Perform material identification within worksite.
- Data base services: For all material
- General Services for Aramco: Housekeeping, segregate, Palletize.
- Mechanical/ Piping (Pipe Spool Carbon Steel and Alloys Fabrication, Installation, Weld Testing and Hydro testing)
- Piping Erection – Tie –In
- GRP/RTR Pipeline with all required fittings and construction
- Trenchless Solution (Micro tunneling / HDD / Pipe jacking)
- Upgrade LPG Gas Detection Systems
- E&I Electrical and Instrumentation Works
- Site Preparation, Roads and Asphalting, Temporary Facilities (Portable Site Offices and Laydown Yard and Fencing and Gates)
- Pre-Engineered Building and Concrete Building Control Rooms
- Structural Steel Pipe rack Fabrication and Erection including Structural Fireproofing.
- Building Construction / Renovation
- Landscaping
- Painting / Acid Lining
- Refractory Construction – Dry out