Category:735 Culvert Pipe Liner: Difference between revisions

Maintenance Planning Guideline

Definition

The time and expenses incurred from removing and replacing pipe culverts. Includes time and expenses incurred for installing a new lining in an existing culvert.

Purpose

To install new pipe liners in existing pipe culverts.

Scheduling

As needed year around.

Recommended Equipment

• Trucks
• Backhoe
• Loader
• Mudjack or Concrete Mixer
• Traffic Control Equipment see Traffic Control for Field Operations

Recommended Material

• Pipe Liner
• Slurry Mix
• Portland Cement
• Agricultural Lime
• Water

Recommended Procedure

1. Consult district Design on size and placement of pipe liner.

2. Call Dig Rite and MoDOT to check for utilities.

3. Place traffic control devices as needed.

4. Clean out ditch, if necessary, to make room for liner.

5. Insert liner.

6. Form upstream and downstream ends and mudjack between liner and existing pipe.

7. Grade and reshape shoulder, as necessary.

8. Seed and mulch, as necessary

9. Clean work area.

10. Remove traffic control devices.

Safety

Call before you dig to locate utilities (1-800-DIG-RITE). Watch out for "pinch points." Wear all appropriate PPE. Reference the Safety Policies, Rules & Regulations-Employee Handbook.

Other Considerations

Use appropriate size liner for application. Follow manufacture’s instructions on installation.

References

Standard Specifications Sec 735

Rusted Out Pipe Invert	Pipe Liner Installation
Pipe Liner Installation	Pipe Liner Installation
Pipe Liner Installation	Pipe Liner Installation
Pipe Liner Installation	Pipe Liner Installation
Pipe Liner Installation	Grouting Pipe Liner to Culvert End
Grouted Pipe Liner	Finished Product