Bridges

"• Truss Bridge: A truss bridge is a robust and economical engineering marvel constructed using a framework of interconnected triangular elements (trusses). These bridges efficiently distribute loads and provide excellent strength-to-weight ratios. They are commonly used to span long distances, such as over rivers or valleys, and are favoured for their structural stability and versatility.

Grade Yield Strength Tensile Strength % Elongation
Grade 350 MPA min 485 MPA min 18 min
Grade 450 MPA min 585 MPA min 18 min

Structural Applications:
A. Plates:
Thickness: 3 - 80 mm
Width: 1500 mm max
Length: 13000 mm max

B. Fabricated Girders:
Stainless steel I-beams, H-beams, hollow-section tubes & bent profiles for lead bearing structures available in lengths upto 13 m without length slicing

C. Angles Channels:
Cold rolled formed/press sections
• Pylon Bridge Project: A pylon bridge project involves the construction of a bridge supported by imposing pylon structures. These bridges often feature cable-stayed designs, where cables radiate from the pylons to support the bridge deck. Pylon bridges are visually striking and well-suited for long spans, making them an excellent choice for modern and iconic structures.
• Spiral Bridge: A spiral bridge is a unique architectural marvel that allows for elevation changes while maintaining a gentle, continuous slope. It is designed in a helical shape, resembling a spiral. Spiral bridges are employed in mountainous terrains or steep landscapes to provide safe and steady passage, minimizing sharp inclines and declines for vehicles and pedestrians.
• Bow String Bridge: A bow string bridge is an aesthetically appealing and efficient design that features a curved, bow-like main truss supporting the bridge deck. The curvature of the bow distributes the loads evenly, resulting in a visually striking and structurally stable bridge. Bow string bridges are commonly used for pedestrian crossings, as well as light vehicular traffic, showcasing an elegant combination of form and function.

• Road Over Bridge: Grade Yield Strength Tensile Strength % Elongation Grade 350 MPA min 485 MPA min 18 min Grade 450 MPA min 585 MPA min 18 min

Structural Applications:

A. Plates:
Thickness: 3 - 80 mm
Width: 1600 mm max
Length: 12000 mm max

B. Fabricated Girders:
Stainless steel I-beams, H-beams, hollow-section tubes & bent profiles for lead bearing structures available in lengths upto 12 m without length splicing

C. Angles Channels:

Cold rolled formed/press sections
• Bolted Bow String Bridge: Stainless steel bolted bowstring bridges offer durability, corrosion resistance, and ease of maintenance. The bolted construction facilitates efficient assembly and disassembly, reducing installation time. These bridges provide a cost-effective and aesthetically pleasing solution, combining structural strength with the benefits of stainless steel for long-lasting and visually appealing infrastructure.

Truss Structure with Hollow Tubular Sections - JSLL Plant

• Corrosion Resistance: Stainless steel is highly resistant to corrosion, making it ideal for bridges located in harsh environments, such as coastal areas or regions with high pollution levels. Its ability to withstand rust and degradation ensures the longevity and durability of the bridge.

• Low Maintenance: Due to its corrosion-resistant properties, stainless steel bridges require minimal maintenance over their lifetime. This translates to reduced maintenance costs and less disruption to traffic during upkeep activities.
• Strength and Load-Bearing Capacity: Stainless steel has excellent mechanical properties, providing bridges with high strength-to-weight ratios. This allows for the construction of lighter and more slender structures capable of supporting heavy loads.
• Aesthetics: Stainless steel bridges offer a sleek and modern appearance, making them attractive additions to urban landscapes and iconic structures.
• Sustainability: Stainless steel is a recyclable material, promoting eco-friendly practices and reducing the environmental impact of bridge construction.
• Fatigue Resistance: Stainless steel exhibits excellent fatigue resistance, ensuring that the bridge can withstand cyclic loading and maintain structural integrity over extended periods.
• Fire Resistance: Certain grades of stainless steel have high resistance to fire, adding an extra layer of safety to bridge structures.

Overall, the use of stainless steel in bridges combines strength, durability, and aesthetics, making it a cost-effective and reliable material for modern bridge construction projects.

Spiral Bridge

Project Name: Washermanpet Sywalk.
Organisation: Greater Cooperation Chennai
Project Location: Washermanpet Chennai.
Dimensions:
Overall Length: 260 m
Width: 6 m
Grade in Consideration:
1. IRS 350 CR for Structural Components like Columns, Girders and Bracings.
2. 316 for Circular Tubular Sections forming the Helix or Spiral.
• Corrosion Resistance: Stainless steel is highly resistant to corrosion, making it ideal for bridges located in harsh environments, such as coastal areas or regions with high pollution levels. Its ability to withstand rust and degradation ensures the longevity and durability of the bridge.
• Low Maintenance: Due to its corrosion-resistant properties, stainless steel bridges require minimal maintenance over their lifetime. This translates to reduced maintenance costs and less disruption to traffic during upkeep activities.
• Strength and Load-Bearing Capacity: Stainless steel has excellent mechanical properties, providing bridges with high strength-to-weight ratios. This allows for the construction of lighter and more slender structures capable of supporting heavy loads.
• Aesthetics: Stainless steel bridges offer a sleek and modern appearance, making them attractive additions to urban landscapes and iconic structures.
• Sustainability: Stainless steel is a recyclable material, promoting eco-friendly practices and reducing the environmental impact of bridge construction.
• Fatigue Resistance: Stainless steel exhibits excellent fatigue resistance, ensuring that the bridge can withstand cyclic loading and maintain structural integrity over extended periods.
• Fire Resistance: Certain grades of stainless steel have high resistance to fire, adding an extra layer of safety to bridge structures.
Overall, the use of stainless steel in bridges combines strength, durability, and aesthetics, making it a cost-effective and reliable material for modern bridge construction projects.

Crash Barrier

Using Fiber Reinforced Polymer (FRP) rebars in crash barriers offers several advantages:

• Corrosion Resistance: FRP rebars are highly resistant to corrosion, which is a significant advantage, especially in areas with high moisture, salt exposure (like coastal regions), or harsh chemical environments.
• Lightweight: FRP rebars are significantly lighter than traditional steel rebars, making them easier to handle during construction and reducing transportation costs.
• High Strength-to-Weight Ratio: Despite being lightweight, FRP rebars offer high tensile strength, contributing to the structural integrity of crash barriers.
• Non-Conductive: FRP rebars are non-conductive, making them an excellent choice for crash barriers near electrical installations or in areas where conductivity needs to be minimized, reducing risks of electrical hazards.
• Dimensional Stability: FRP materials are less susceptible to expansion and contraction due to temperature variations, ensuring stability and durability of the crash barriers over time.
• Low Maintenance: Similar to stainless steel rebars, FRP rebars require minimal maintenance due to their resistance to corrosion, potentially reducing long-term maintenance costs.
• Design Flexibility: FRP materials offer design flexibility, allowing crash barriers to be tailored to specific project requirements with various shapes and configurations.
• Environmental Benefits: FRP materials can be eco-friendly as they are often made from recycled materials and are themselves recyclable, contributing to sustainability efforts.
However, there might be limitations in terms of cost-effectiveness compared to traditional steel rebars and a requirement for specialized expertise during installation. FRP's higher upfront cost might sometimes be a deterrent, but the long-term benefits, including reduced maintenance and longevity, often justify the initial investment, especially in corrosive environments or in specialized applications where their unique properties are advantageous.

Stainless Steel Sections

Stainless steel I-sections and T-sections are specialized structural profiles widely used in the construction industry for their superior strength, durability, and corrosion resistance.

Stainless steel I-sections, also known as I-beams or H-beams, feature a distinctive ""I"" shape with a vertical web and horizontal flanges. These profiles efficiently distribute loads along their length, making them ideal for supporting heavy loads in construction projects, such as building frames, bridges, and industrial structures.

Stainless steel T-sections, on the other hand, have a shape resembling the letter ""T,"" with a vertical web and a horizontal top flange. T-sections are commonly used as lintels and support beams in construction applications, where they offer excellent load-bearing capacity and stability.

Both stainless steel I-sections and T-sections are fabricated from corrosion-resistant stainless steel alloys, ensuring longevity, low maintenance, and aesthetic appeal. Their versatility, strength, and ability to withstand harsh environmental conditions make them preferred choices for a wide range of architectural and engineering projects.

Stainless Steel Cable Tray

Details:
Grade- EN 1.4404, 304, 204CU,430,316L
Width- 300x300
Thickness- 1.2
Length- 300

Stainless Steel Grating

Stainless steel gratings provide a clean, strong, and reliable structure that combines the safety of greater hygiene with an aesthetically pleasing design. Our range of stainless steel gratings is corrosion-resistant, heat-resistant, low on maintenance, and durable, making them suitable for multiple applications.