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Bridge & Highway Design

Rooted in user safety and seamless mobility, CASAD transforms complex structural forces into safe, buildable bridge and highway engineering solutions worldwide—from pedestrian crossings to complex cable-stayed structures.

Connecting worlds through resilient infrastructure, CASAD sets the benchmark for high-performance bridge and highway engineering. Our design services deliver resilient, cost-efficient, and constructible infrastructure solutions—backed by deep domain expertise and driven by advanced digital modeling tools. From complex Cable-Stayed Bridges, Segmental Box Girder Bridges, and Metro Viaducts to high-capacity Railway Over Bridges (ROBs) and Elevated Corridors, our team transforms ambitious mobility visions into safe, long-span realities worldwide.
 

We provide end-to-end design solutions across all bridge typologies and highway structures. Utilizing industry-leading platforms like MIDAS Civil, STAAD.Pro, TEKLA, and Revit Structure, we ensure your project is:

  • Code-compliant across international standards (IRC, AASHTO, Eurocodes, IS)

  • Structurally sound under extreme dynamic traffic, seismic, wind, and thermal loading

  • Material-efficient and value-engineered for streamlined site constructability

  • BIM-ready for multi-disciplinary coordination and clash-free execution

Comprehensive Bridge Design

We offer end-to-end bridge design services tailored to client needs, including:

  • Conceptual and detailed design

  • Structural analysis and modeling

  • Preparation of General Arrangement Drawings (GADs)

  • Cost estimation and technical specifications for tender/construction phase

  • Build strong partnerships with clients, contractors and government bodies for seamless execution.

Technical capabilities

Our team of seasoned engineers and industry experts excel in:

  • Advanced structural design software, including Tekla and STAAD.Pro

  • Superstructure and substructure design

  • Geotechnical-based substructure analysis

  • Segmental construction techniques

  • Retaining walls, underpasses, and overpasses

Project Experience

With a portfolio of 100+ successful infrastructure projects delivered globally, our experience includes:

  • Vehicular Bridges

  • Pedestrian Bridges

  • Prefabricated Bridges

  • Multi-level Interchanges

  • Cable-Stayed Bridges

  • Flyovers and Railway Over Bridges (ROBs)

  • Entry and exit ramps

  • Highway interchanges

  • Bridge rehabilitation and restoration

  • Approach roads and auxiliary structures
     

Our multidisciplinary team brings engineering excellence and creative problem-solving to every stage from concept to construction and to long-term maintenance to deliver innovative, sustainable, and cost-effective solutions tailored to client needs.

Bridge & Highway Design FAQs

  1. Can CASAD provide rehabilitation and strengthening designs for existing bridges?

       Yes. We assess existing bridges and deliver strengthening, rehabilitation, seismic retrofit, and load-capacity upgrade solutions that extend service life and meet current design standards.
     

  2. Which bridge and highway design software does CASAD use?

    We use OpenBridge Designer, OpenRoads, Civil 3D, MIDAS Civil and STAAD.Pro selecting the right platform for each project's requirements.
     

  3. Can CASAD's bridge and highway BIM models integrate with our existing BIM platform?

    Yes. Our BIM models align with your BIM Execution Plan (BEP) and integrate seamlessly using IFC, Civil 3D, LEAP Bridge, and OpenBridge workflows for efficient multidisciplinary coordination.
     

  4. Can CASAD design both bridges and complete highway infrastructure?

    Yes. We design bridges, flyovers, viaducts, interchanges, highways, and associated transportation infrastructure—from concept through detailed engineering.
     

  5. Can CASAD design to international bridge and highway standards?

    Yes. We deliver designs compliant with IRC, AASHTO LRFD, Eurocodes, British Standards, and other client-specific design codes.
     

  6. Can CASAD coordinate with international consultants and multidisciplinary project teams?

    Yes. Our engineers collaborate with architects, geotechnical, structural, and MEP teams across different time zones, ensuring coordinated designs, clear communication, and timely project delivery.

Bridge & Highway Design Projects

We’d love to hear about your next project.

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