This Appraisal is for a range of Class B and Class D solid top and concrete infill cast ductile iron circular access covers and frames for utilisation in sewer and storm water systems. A range of covers to QUU specifications are also considered. This Issue 2 is to include DN 600 Class B and Class D concrete infill covers with a bolt down facility. Quality certification details have also been updated

Weldlok access covers and frames are manufactured in accordance with AS 3996:2019 Access covers and grates.

The solid top access covers have a skid resistant raised pattern on the lid and incorporate Grade 316 A4-70 stainless steel M12 hexagon head hold down bolts.

The keyholes provided on each cover are compatible with the industry standard key lifter.


Product categoryAccess Covers
PA NumberPA 2046 Issue 2
Report holderNepean Building and Infrastructure Pty Ltd
StandardAS 3996:2019 Access covers and grates
Publication date
Expiry date

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PA 2046 Issue 2 - Nepean - Weldlok Access Covers-Final.pdf PDF