Infrastructure & Bridges

"At ECOV, our infrastructure and bridge engineering sector showcases our highest level of technical expertise. We design and analyze complex transportation networks, including heavy-duty highway bridges, advanced prestressed concrete structures, and specialized pedestrian and promotional steel assets. Our engineering focuses on overcoming critical challenges such as dynamic loading, long-span aerodynamics, and severe environmental conditions to deliver enduring, high-performance infrastructure.

Note: In strict adherence to our stringent non-disclosure agreements (NDAs) and out of absolute respect for client privacy, a significant portion of our portfolio is omitted from public display. We maintain the highest standards of confidentiality for all our partners."

AL-Sail Interchange (MAKKAH)

AL-Akhal & AL-Taife Project

Project Highlights

• Extensive 243 km freeway corridor featuring 12 interchanges and 5 specialized camel crossings

• High-speed design parameters optimized for 140 km/hr operational velocity

• Strategic infrastructure reducing travel time between Makkah and Madinah by over 90 minutes while enhancing fuel efficiency

Engineering Solution

• Standardized prestressed concrete girder system utilizing span lengths between 31 m and 41 m for structural efficiency

• Comprehensive corridor planning to accommodate current and future traffic demand between Akhal, Taif, and adjacent regions

• Optimized geometric alignment ensuring safety and connectivity for long-distance generated trips

Project Highlights

• Grade-separated interchange integrating Makka 4th Ring Road with King Faisal Road

• Complex 4-loop cloverleaf configuration featuring four directional ramps

• Comprehensive structural scope encompassing long-span ramps and a major crossing bridge

Engineering Solution

• Prestressed concrete box-girder design for directional ramps with spans ranging from 60 to 77 meters

• Two-span prestressed girder bridge system (41m span) engineered for optimal clearance over the active 4th Ring Road

• Advanced skew-angle structural modeling and precise utility coordination to resolve spatial conflicts and ensure structural efficiency

10 Steel Bridges Evaluation (RIYADH)

Project Highlights

• Comprehensive structural assessment of 10 aging steel traffic bridges across multiple strategic locations in Riyadh city

• Forensic engineering study for undocumented structures lacking original design data or as-built records

• Critical infrastructure evaluation aimed at extending service life and ensuring traffic safety

Engineering Solution

• Advanced laser scanning surveying and visual inspection protocols to generate precise point-cloud data and reconstruct accurate as-built drawings

• Development of sophisticated analytical models for comprehensive technical evaluation of existing structural conditions

• Specialized Finite Element Analysis (FEA) targeting damaged structural components, including detailed fatigue life assessment

AL-EMARA Underpass (TABUK)

Project Highlights

• 780-meter grade-separated underpass located at the critical intersection of King Fahd Road and King Abdullah Road

• Strategic infrastructure designed to optimize traffic flow and connectivity within Tabuk city

• Complex execution environment requiring careful management of existing groundwater conditions

Engineering Solution

• Hybrid structural system utilizing prestressed voided slabs for the covered section and U-shaped cast-in-place reinforced concrete for the open section

• Specialized design approach to mitigate high groundwater table effects, ensuring structural stability and watertightness during construction and operation

• Integrated architectural forming within underpass walls to accommodate lighting systems, alongside dedicated pump rooms for efficient drainage management

Al-Eskan with Mansouria Road (MAKKAH)

Project Highlights

• Strategic interchange infrastructure connecting the Al-Eskan Road extension with Mansouria Road in Makkah

• Grade-separated structure designed to optimize traffic flow and enhance connectivity within a dense urban environment

• Complex project scope requiring precise coordination with existing city infrastructure

Engineering Solution

• Two-span continuous bridge utilizing prestressed concrete box-girder sections with span lengths of 38 meters and 48 meters

• Advanced structural modeling to account for significant skew angle effects, ensuring optimal load distribution and structural integrity

• Comprehensive utility mapping and avoidance strategies are integrated into the design phase to mitigate conflicts with existing underground services

INTERCHANGE 9 (IC.9) Project (TABUK)

Project Highlights

• Strategic grade-separated interchange located at the intersection of King Fahd Road and Imam Abd Elrahman bin Faisal Road in Tabuk.

• Extensive 262-meter bridge structure designed to optimize traffic flow and enhance regional connectivity.

Engineering Solution

• Seven-span superstructure utilizing precast prestressed reinforced concrete girders with span lengths of 40.6 m and 35.6 m.

• Composite deck system featuring a 200 mm cast-in-situ concrete topping slab to ensure structural integrity and effective load distribution.

Ibraheem Al-Jefaly Bridge (MAKKAH)

Project Highlights

• Strategic grade-separated bridge located at the intersection of the 4th Ring Road and Ibrahim Al Jafaly Road.

• Total structural length of 123 meters designed to enhance traffic capacity and connectivity within Makkah.

Engineering Solution

• Four-span superstructure system utilizing prestressed concrete girders for optimal structural efficiency.

• Engineered with variable span lengths of 40.6 meters and 35.6 meters to accommodate specific geometric constraints and site requirements.

Project Highlights

• Construction of two strategic bridges located at the intersection of Prince Nayef Road and the Haramain Train Maintenance Workshop.

• Critical infrastructure designed to provide a grade-separated crossing over the active railway maintenance facility

Engineering Solution

• Prestressed concrete girder system utilizing span lengths of 33.2 meters and 32.5 meters for optimal structural efficiency.

• Advanced geometric design accommodating a significant 33-degree skew angle to navigate complex spatial constraints.

• Optimized structural layout engineered to avoid existing railway lines and underground utilities while minimizing span lengths.

Haramain Train Maintenance Workshop Bridges ( MAKKAH)

Interchange 5 (IC-5) Bridge (MAKKAH)

Project Highlights

• Strategic grade-separated structure located at the intersection of the 4th Ring Road and Al-Eskan Road in Makkah.

• The total structural length of approximately 151.82 meters is designed to facilitate traffic flow at Interchange 5.

Engineering Solution

• Composite superstructure system featuring four primary spans of prestressed concrete girders with a uniform length of 40.6 meters.

• Incorporates a supplementary 11.9-meter span utilizing non-prestressed precast girders to address specific approach geometry constraints.

El Wahat & El Fayum Interchange (EGYPT)

Project Highlights

• Partial cloverleaf interchange connecting El Wahat-Cairo Road with El Fayum South Road

• Multi-structure system with two hybrid ramps and a primary bridge

• Crosses active High-Speed Rail (HSR) network and conventional roads

Engineering Solution

• Hybrid ramps: Steel girders over HSR + cast-in-place concrete girders over roads

• Ramp-1 (72.5m): 49.6m steel span + 22.5m concrete span

• Ramp-2 (74m): 50.15m steel span + 21.5m concrete span

• Bridge 1 (~100m): 2 prestressed + 2 reinforced precast girders with 200mm cast-in-situ slab

• Optimized spans ensuring HSR clearance and cost efficiency
  

Project Highlights

• 42.0-meter pedestrian crossing over AL-IHSSA Street in Riyadh

• Full-cycle delivery, including structural design and detailed fabrication shop drawings
  

Engineering Solution

• SHS steel truss superstructure optimized for lightweight performance and urban aesthetics

• Cast-in-place reinforced concrete staircases at both ends for durable pedestrian access

• Precision detailing ensuring constructability and seamless integration with street infrastructure

Olayan Pedestrian Bridge (RIYADH)

Project Highlights

• Culturally responsive design inspired by traditional Pigeon Towers to honor local heritage and historical context

• Reinforced concrete pedestrian bridge structure designed for efficient urban connectivity
  

Engineering Solution

• Two-span configuration (2 x 24.5m) utilizing post-tensioned precast girders with inverted T-shape sections

• Precast concrete panel decking system selected to optimize construction speed and simplify on-site implementation

GARSH Pedestrian Bridge (RIYADH)

Project Highlights

• 20.0-meter steel link bridge connecting two existing buildings for Al-Marai Company

• Strategic pedestrian connection designed to integrate seamlessly with existing industrial facilities
  

Engineering Solution

• Composite floor system utilizing inverted built-up steel girders combined with IPE floor beams

• Integrated concrete slab working compositely with steel framework for optimal structural performance and load distribution

AL-Marai Steel Link Bridge (RIYADH)

Project Highlights

• 56.6-meter steel truss bridge spanning a major roadway intersection

• Double-height configuration ensuring required vertical clearance above the perpendicular highway bridge below
  

Engineering Solution

• Steel pipe truss superstructure optimized for long-span performance and structural efficiency

• Cast-in-place reinforced concrete staircases at both ends for durable pedestrian access

• Enhanced vertical profile designed to accommodate multi-level traffic circulation requirements

King Faisal Hospital Bridge (RIYADH)