16-001014-02A (Ultimate SCMMP)

Items                                      Checked             Satisfactory             Action (if unsatisfactory)          Initial

Base of system free from debris

Liner (typically filter cloth) correctly
installed
There is no fabric ‘sock’ around the
under-drainage
Correct under-drainage has been
supplied and slotted at 2 mm or
smaller
Under-drainage pipes are laid at the
correct spacing (small bioretention
system 1.5 m, large system 2 m)
Required grade (verified using level
or string line)
Under-drainage pipes laid at
required grade (verified using level
or string line to achieve design level
+25 mm and 0.5% grade)
All junctions and connections have
been appropriately sealed
Top of clean out points at design
level (i.e. approximately 50–150 mm
above filter media surface )

HOLD POINT: Superintendent or bioretention designer inspection and sign-off before proceeding.

Comments (attach and refer to additional pages if necessary)




NB: As constructed survey and drawings and photos attached.


Signed by superintendent:
Print name:
Date:
AND


Signed by bioretention designer:
Print name:
Date:
FORM C — Bioretention Media
Purpose: To ensure that the media placed in the system meets the required specifications and that there is a record of the
media being delivered to site.
To ensure media layers are installed correctly and meet the design and specification requirements.

SOURCING, TESTING AND SUPPLYING BIORETENTION MEDIA


                                CONSTRUCTION AND ESTABLISHMENT SIGN-OFF FORMS – BIORETENTION
                                                                                    SYSTEMS                                     5

                                                               © South East Queensland Healthy Waterways Partnership 2010