MAINTENANCE HOLES

Maintenance Hole Max Pipe Sizes

Maintenance Hole 1200mm Riser and Base Sections

Maintenance Hole 1200mm Top Treatments

Maintenance Hole 1500mm Riser and Base Sections

Maintenance Hole 1500mm Top Treatments

1800mm Riser and Base Sections

Maintenance Hole1800mm Transition and Top Sections

Maintenance Hole 2400mm Riser and Base Slab

Maintenance Hole 2400mm Transition and Top Sections

Maintenance Hole 3000mm Riser and Base Slab

Maintenance Hole 3000mm Transition and Top Sections

Maintenance Hole 3600mm Riser and Base Slab

Maintenance Hole 3600mm Transition and Flat Cap

Maintenance Hole 2400x1800 Box Chambers

Maintenance Hole 3000x1800 Box Chambers

Maintenance Hole 3000x2400 Box Chambers

Maintenance Hole Box Chambers

Maintenance Hole Pipe Tee

1500mm Flat Cap with 600x1200 Ditch Inlet Top

1800mm Flat Cap with 600x1200 Ditch Inlet Top

2400mm Flat Cap with 600x1200 Ditch Inlet Top

3000mm Flat Cap with 600x1200 Ditch Inlet Top

Valve and Meter Box Chambers

Maintenance Hole Joint Detail 1200-3600mm

Maintenance Hole Box Chambers Standard Wall

Maintenance Hole Box Chambers Standard Wall

Maintenance Hole Box Chambers Variable Wall thickness

Circular Maintenace Hole Jointing Procedure

Box Chambers Jointing Procedure Up to 3000mm Span