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What Is Tunel | Types of Tunnels | What Are Tunnels Used for | Classification of Tunnel | How Are Tunnels Built |Advantages of Tunnels | Disadvantages of Tunnels

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Tunnels appear economical than bridges or open cuts for public sector utilities such as water, sewer as well as power. These are also used whenever constructing a bridge or running a ferry link is not feasible, as well as provide support or relaxation for existing bridges or ferry connections. What Are Tunnels Used for.

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Facilities Maintenance Checklist and Procedures

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Visually inspect for corrosion. Make a visual inspection of the flue and chimney, checking for obstructions. Manhole, Sewer. Application: This standard applies to manholes which contain sanitary sewer lines or other related piping systems. Visually inspect equipment for body shearing or pinch points. Respirator 3.