Inspection Openings

Precast concrete inspection cover

Grated stormwater collection point

• Cast iron grate and frame
• Provides stormwater collection to 150mm drains (fits 150mm PVC collar)
• Suitable for all paved, bituminised and concreted areas
• Tar dipped grate and frame

Flanged I.O. cover and frame • Type 1

• Suitable for use in concreted and paved areas
• Available in two sizes to suit 100mm or 150mm risers
• Cast iron frame and cover are tar dipped
• Available in bolt down
• Minimum concrete strength 32 MPa at 28 days
• Available for sewer or stormwater

I.O. cover and frame • Type 2

• Suitable for use in paved, bituminised and grasses areas
• Available in two sizes to suit 100mm or 150mm risers
• Cast iron frame and cover are tar dipped
• Available in bolt down
• Minimum concrete strength 32 MPa at 28 days
• Available for sewer or stormwater

Precast concrete flushing point support block

• For heavy surface installation with common effluent drains
• Will suit both 100mm and 150mm flushing points
• Designed to suit I.O. cover and frame type 2 (refer to Ri-Industries’ data sheet E3)
• Minimum concrete strength 32 MPa at 28 days

Cast iron grates & frames

Light duty galvanised grates & frames

• Also available for heavy duty application
• Hot dipped galvanised after fabrication
• Suitable for use in concreted or bitumised areas servicing pedestrian traffic
• Special sizes to suit other pits supplied to order

Chequerplates & sump finishing collars

• 6mm thick galvanised chequerplate
• For finishing pits in grassed, bituminised or paved areas
• Special sizes fabricated to order
• Minimum concrete strength 32 MPa at 28 days