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 3 is to include an additional Class D solid top cover and frame branded Bianco Precast. The product is identical to the QUU bolt down version already included in this Appraisal and have both sewer and storm water marking options. Updated codes for the QUU solid top cover and frame versions have also been included.

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 3
Report holderNepean Building and Infrastructure Pty Ltd
StandardAS 3996:2019 Access covers and grates
Publication date
Expiry date

Download appraisal

Title Format Download
PA 2046 Issue 3 - Nepean - Weldlok Access Covers-Final.pdf PDF