Bridge 2

Bridge Technical Profile

1. General Overview

  • Bridge Type: Cable-Stayed Bridge
  • Total Length: 2,000 meters (6,562 feet)
  • Width: 30 meters (98 feet)
  • Number of Lanes: 6 (3 in each direction)
  • Pedestrian/Bicycle Lane: Yes (separate 4-meter-wide lane)
  • Intended Use: Vehicles, pedestrians, emergency services

2. Structural Design

  • Main Span Length: 800 meters (2,625 feet)
  • Deck Material: Reinforced concrete with steel reinforcement
  • Tower Height: 200 meters (656 feet) above the deck
  • Cable Arrangement: Fan-type (high-tensile strength cables)
  • Piers: Concrete piers in the riverbed, spaced every 500 meters

3. Load Capacity

  • Live Load: 50,000 vehicles/day
  • Maximum Axle Load: 12 metric tons per axle
  • Wind Load Resistance: 250 km/h (155 mph)
  • Seismic Resistance: Designed for Zone 4 (high-risk earthquake regions)

4. Foundation & Support

  • Foundation Type: Deep pile foundation with caissons extending 50 meters into the riverbed
  • Material: High-performance concrete with corrosion-resistant steel reinforcements
  • Expansion Joints: Installed every 250 meters to accommodate thermal expansion

5. Safety & Features

  • Crash Barriers: Concrete & steel guardrails on both sides
  • Lighting System: LED lights with solar backup
  • Drainage System: Built-in deck drains to prevent water accumulation
  • Navigation Clearance: 60 meters above river level for ships to pass

6. Environmental & Maintenance Considerations

  • Anti-Corrosion Treatment: Protective coatings on steel parts
  • Inspection Walkways: Maintenance platforms under the deck
  • Noise Reduction: Sound-absorbing panels along the pedestrian walkway
  • Eco-Friendliness: Designed to minimize environmental impact with minimal pier intrusion in the river

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