Jellyfish Compliance with SEQ MUSIC Modelling Guidelines · MCU15/0122

Design information                                              For the standard above-deck inlet pipe configuration, the




                                                                                                                                         JellyFish® filter
                                                                invert elevation of the inlet pipe is typically set 150 mm
The JellyFish® filter has many flexible design features to      higher than the invert elevation of the outlet pipe. This
accommodate a wide range of specific site requirements          generally ensures that the inlet pipe will drain completely
and constraints. Please contact Humes for assistance.           after each rainfall/runoff event, while providing sufficient
                                                                volume within the MAW zone for surface accumulation
                                                                of floatables below the inlet pipe. The elevation of the
Configurations and design capacities                            inlet pipe can be varied as required.


Design flow capacities and pollutant capacities for             The JellyFish® filter can accommodate a range of angles
standard JellyFish® filter configurations are shown in          between the inlet and outlet pipes. Standard outlet pipe
Table 2 on the previous page.                                   locations are within a 180° span about the circumference
                                                                of the structure (refer to Figure 4 below). The separation
The JellyFish® filter standard model numbers provide            angle relationship of the inlet pipe to the outlet pipe can
information about the manhole inside diameter and               vary from 90 to 270 degrees to provide maximum design
cartridge counts for high-flow and draindown cartridges.        flexibility. Contact Humes Water Solutions for assistance
For example, the JellyFish® filter model number                 with angles outside this range. The JellyFish® filter can be
JF1800-5-1 is an 1,800 mm diameter structure with five          installed at a range of depths of cover.
high-flow cartridges and one draindown cartridge.


With systems using an external bypass from an upstream          Figure 4 – Typical JellyFish® filter outlet locations
diversion structure, the driving head is calculated as the      Inlet                                                Outlet
difference in elevation between the top of the diversion
structure weir and the invert of the JellyFish® filter outlet
pipe. A minimum of 455 mm is required to drive the flow
through the JellyFish® filter at the rates shown in Table 2.


Recommended design flows of 5 L/s for high flow
cartridges and 2.5 L/s for draindown cartridges are to
ensure longevity of the filter.


Submerged or backwater conditions may be
accommodated in some circumstances and assistance
from Humes engineers is recommended.




                                                                                                                 JellyFish® filter   9