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CONTENTS

Installation Checklist 

3

A. Handling and Preparation 

5

B. Site Preparation 

5

C. Anti Floatation Ballast FRP Wetwell 

5

D. Bed and Backfill 

6

E. Wetwell Installation with a  

    Fibreglass Underground Tank

F. Piping Penetrations / Fittings 

7

G. Invert 

7

H. Top Pad 

8

Trafficable Manhole Installation 

9

J. Wet Hole Installation 

11

Table 1 

12

2               Installation Manual 

Vortceptor

SAFETY

These instructions should not be interpreted in any way 
to put one’s health at risk, or to harm property and/or 
the environment. The following definitions will serve as 
a guide when reading this manual:

WARNING

Indicates a potentially hazardous situation, which 
if not avoided could result in death or serious 
injury.

CAUTION

• 

Indicates a potentially hazardous situation, 
which if not avoided may result in minor or 
moderate injury.

• 

A caution without the safety alert symbol 
indicates a potentially hazardous situation, 
which if not avoided may result in property 
damage.

IMPORTANT INFORMATION

Proper installation of each wetwell is essential:
• 

To ensure the safety of all the individuals involved 
in the installation.

• 

To prevent wetwell damage and/or failure, which 
could lead to product loss and environmental 
contamination.

• 

To validate the wetwell warranty.

GENERAL INFORMATION

WARNING

Wetwells are a confined space per OHS 
guidelines. Follow proper confined space safety 
procedures.

SPEL fibreglass wetwells are designed for 
installation with concrete top pad and bottom 
slabs. The following instructions reflect the 
approved methods for installing wetwells. Follow 
all OHS, Federal, State or Local, safety and 
environmental codes and regulations

WETWELL WARRANTY ACTIVATION

• 

These instructions must be followed.

• 

The Wetwell Installation Checklist must be 
properly completed and signed by the owner’s 
representative and the installing contractor.

• 

The Wetwell Installation Checklist, these 
instructions, and any correspondence related to 
the wetwell installation must be retained by the 
owner and provided to GA to validate any future 
warranty claim. The warranty in effect at the time 
of delivery will apply and is available from SPEL 
Environmental.

SAFETY

!

!

INTRODUCTION

These instructions, while using the word “wetwell”, will 
pertain to all wetwells, lift stations, vertical pump vaults 
and basins.

INTRODUCTION

!

Summary of Contents for Vortceptor

Page 1: ...SPEL Vortceptor spel com au Installation Manual ...

Page 2: ...y of all the individuals involved in the installation To prevent wetwell damage and or failure which could lead to product loss and environmental contamination To validate the wetwell warranty GENERAL INFORMATION WARNING Wetwells are a confined space per OHS guidelines Follow proper confined space safety procedures SPEL fibreglass wetwells are designed for installation with concrete top pad and bo...

Page 3: ...tank YES NO Install a 150mm thick compacted base This can be either a concrete blinding or compacted crushed rock layer YES NO Lower the Vortceptor into the excavation ensure no rocks or sharp objects fall into the hole and damage the tank YES NO Level and adjust the Vortceptor to suit the main drain pipework and the Diversion Chamber inlet void The invert levels of the inlet and outlet pipework i...

Page 4: ...DS bit to drill the bolt holes YES NO Use M8 x 100mm Galvanised screw bolts to fix the Vortceptor to the Diversion Chamber YES NO Associated Drainage Finishing Works Install upstream and downstream drainage pipework YES NO Connect the pipework by others to the Diversion Chamber concrete bandage the inlet and outlet pipes to the Diversion Chamber YES NO Internally render the inlet and outlet pipewo...

Page 5: ...ntal contamination A HANDLING PREPARATION WARNING Do not stand on or under wetwell while it is being lifted This could result in personal injury or death Do not drop or impact the wetwell Wetwells should be stored horizontally and chocked using only appropriate materials such as sandbags tires or other soft or pliable materials Upon wetwell delivery and when lifting wetwell visually inspect entire...

Page 6: ...are significant and are based on the method of construction not the measured densities Dumped means that there is absolutely no compaction of the embedment soil Slight means there was something done that increased the soil density even if minor such as water settling jet ting flooding equipment travel and in some cases foot traffic For stable soils cohesion 36 kpa and or a bearing capacity 170 kpa...

Page 7: ...as an underground fibreglass tank the backfill around the wetwell must also meet the tank backfill requirements so as to not compromise the tank installation Tank backfill requirements are more restricted and strict conformance to the tank backfill requirments in MAN 600 must be met for both the wetwell and tank F PIPING PENETRATIONS FITTINGS CAUTION Always wear safety glasses and protective cloth...

Page 8: ...ned to be self supporting after cured The pad shall be specified by the Certified Engineer FIBREGLASS FLAT TOPS WITHOUT TRAFFIC LOAD See Figure H 1 The pad must be larger than the wetwell a minimum of 300mm in all directions Maximum 200mm concrete pad thickness FIBREGLASS FLAT TOPS WITH TRAFFIC LOAD See Figure H 2 The pad must be larger than the wetwell a minimum of 600mm in all directions The Cer...

Page 9: ...spel com au 9 ...

Page 10: ...10 Installation Manual Vortceptor ...

Page 11: ...in minimum water level Add a minimum of 300mm of well placed backfill material MUST be crushed gravel to the hole and level the bed to assure uniform bottom support for the tank Position the tank in the hole Partially ballast tank using water until it settles firmly on the prepared bed Ballast level in a tank must never exceed water level in hole during installation Use only enough ballast to sink...

Page 12: ...ab Thickness mm Required Ballast Extension Around Wetwell mm Ballast Height mm 1200 1 1800mm Dia N12 400 200 300 400 1520 1 1920mm Dia N12 500 200 350 500 1850 1 2250mm Dia N12 1 2650mm Dia N12 550 200 400 600 2200 1 2600mm Dia N12 1 3000mm Dia FN12 700 200 500 700 2470 1 2900mm Dia N16 1 3300mm Dia N16 800 250 500 800 3000 1 3400mm Dia N16 1 3800mm Dia N16 900 300 700 1000 3500 1 3900mm Dia N20 1...

Page 13: ...spel com au 13 ...

Page 14: ...A OFFICE 9 Hampden Road Mount Barker SA 5251 P 1300 773 500 E sales spel com au WA OFFICE 2 Modal Crescent Canning Vale WA 6155 P 61 8 9350 1000 P 1800 335 550 E sales spel com au NZ OFFICE AUCKLAND 100 Montgomerie Road Airport Oaks P 64 9 276 9045 E sales spel com au NZ OFFICE WANGANUI 43 Heads Road Wanganu New Zealand P 64 6 349 0088 E sales spel com au NZ OFFICE WELLINGTON 41 Raiha St Porirua W...

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