HDG Fire Water Tanks for Airports & Railway Stations

Hot-dip galvanized steel fire water tanks are suitable for projects requiring durable steel construction, flexible storage capacity, and integration with fire pumps and fire protection piping systems. With a modular sectional design, the tank dimensions and capacity can be customized according to project requirements, while the sectional construction helps accommodate complex transportation, access, and installation conditions in large public buildings.

1. Fire Water Storage Requirements for Transportation Infrastructure

Compared with conventional commercial buildings, transportation infrastructure projects typically have larger building areas, high passenger density, complex functional zones, and extensive mechanical and electrical systems. Therefore, fire water tank capacity should not be determined solely by building area, but should be coordinated with the overall fire protection system design.

Key considerations include:

• Storage capacity: Determine the required effective fire water volume according to hydraulic calculations and applicable fire protection standards.
• System integration: Coordinate the tank with fire pumps, sprinkler systems, indoor and outdoor hydrants, valves, and associated piping.
• Multiple building zones: Determine whether the project requires a centralized fire water tank or separate tanks for different buildings or zones.
• Installation space: Consider equipment room dimensions, access routes, inspection openings, foundation load capacity, and maintenance clearance.
• Construction coordination: Coordinate tank transportation and on-site assembly with other mechanical, plumbing, electrical, and building construction activities.

2. What Is a Hot-Dip Galvanized Steel Fire Water Tank?

A hot-dip galvanized steel fire water tank is a water storage system manufactured from steel panels protected by a hot-dip galvanized coating. A modular sectional tank is typically assembled from individual steel panels using bolted connections and suitable sealing materials to form a tank with the required dimensions.

Pressed steel panels can incorporate formed ribs to improve panel stiffness. Depending on the tank dimensions, water depth, and structural design requirements, the tank may also include internal tie rods, structural supports, external reinforcement, and other components.

A typical modular tank system may include:

• Hot-dip galvanized steel panels;
• Internal tie rods and structural supports;
• Bolts, nuts, washers, and sealing materials;
• Inlet, outlet, overflow, and drain connections;
• Manholes, ladders, and other accessories as required;
• Level indicators and other optional monitoring equipment.

The final structure and configuration should be determined according to the tank capacity, water depth, installation conditions, and project specifications.

3. Key Advantages of Hot-Dip Galvanized Steel Fire Water Tanks

Corrosion Protection Through Zinc Coating

Hot-dip galvanizing forms a protective zinc coating on the surface of the steel. The zinc layer provides a physical barrier against the surrounding environment and can also provide sacrificial protection to localized exposed areas.

For fire water storage applications, the long-term performance of galvanized steel depends on factors such as the galvanizing process, coating thickness, water quality, environmental conditions, and maintenance practices.

Modular Construction for Flexible Installation

A sectional hot-dip galvanized steel tank is assembled from individual panels rather than transported to the site as one large prefabricated tank.

This modular construction is particularly useful for large transportation infrastructure projects where equipment access is limited or construction conditions are complex. Individual panels can be transported through suitable access routes and assembled at the final installation location.

Flexible Tank Dimensions

The tank can be assembled using standard panel sizes, including:

• 1.22 × 1.22 m
• 1 × 1 m
• 1 × 0.5 m
• 0.5 × 0.5 m

Different numbers and combinations of panels can be used according to the required tank capacity and installation space.

Panel Reinforcement Rib Shape

4ft × 4ft International Standard Module

Unlike non-standard tank systems, our product is designed based on the globally recognized 4ft × 4ft modular grid system:

• Standard panel size: 1220 × 1220 mm (4ft × 4ft)
• Compatible with international engineering design standards
• Optimized for container loading and shipping efficiency
• Reduces on-site labor and installation cost
• Improves construction efficiency

👉 Especially suitable for projects in the USA, Canada, Australia, the Middle East, and Africa.

For large farms, agricultural parks, livestock farms, and agricultural irrigation projects, the tank capacity, dimensions, panel configuration, and supporting structure can be customized according to project requirements.

Cost-Effective Overall Solution

Compared with modular stainless steel water tanks, hot-dip galvanized steel tanks generally offer lower material and overall manufacturing costs. Compared with GRP/FRP water tanks, they can offer a similar overall cost level while providing higher structural strength and load-bearing capacity.

For large-capacity fire water storage projects such as airports, high-speed railway stations, railway terminals, and major transportation hubs, galvanized steel tanks can help control the project budget while providing reliable structural performance and substantial storage capacity. This makes them a cost-effective solution for many large-scale fire water storage applications.

4.Reference for Matching Water Tank Panel Thickness and Height Values

Height	Bottom Board	1st Layer	2nd Layer	3rd Layer	4th Layer	5th Layer	Top board
5000 mm	5 mm	5 mm	5 mm	4 mm	3 mm	2.5 mm	2 mm
4500 mm	5 mm	5 mm	5 mm	4 mm	3 mm	2.5 mm	2 mm
4000 mm	5 mm	5 mm	4 mm	3 mm	2.5 mm		2 mm
3500 mm	4 mm	4 mm	3 mm	3 mm	2.5 mm		2 mm
3000 mm	4 mm	4 mm	3 mm	3 mm			2 mm
2500 mm	4 mm	4 mm	3 mm	3 mm			2 mm
2000 mm	3 mm	3 mm	3 mm				2 mm
1500 mm	3 mm	3 mm	3 mm				2 mm
1000 mm	3 mm	3 mm					2 mm

6. Why Choose Oudrey for Your Fire Water Tank Project?

Oudrey specializes in manufacturing modular hot-dip galvanized steel water tanks for commercial buildings, industrial facilities, and large infrastructure projects. With sectional construction, project-specific configurations, and technical support, we provide fire water storage solutions for airport terminals, high-speed railway stations, railway terminals, and integrated transportation hubs.

We primarily work with engineering contractors, water tank distributors, fire protection system integrators, and installation companies. Our tank configurations can be adapted to the technical requirements and site conditions of individual projects.

Contact Oudrey with your project requirements, and we can develop a hot-dip galvanized steel fire water tank solution and provide a project-specific quotation based on your technical and installation conditions.