Stormwater Management Plan

ELEMENT : MAINTENANCE OF STORMWATER EMERGENCY OVERFLOW

1.

Maintenance
Objective
Consequences of
Failure

To ensure ongoing function of Stormwater
Emergency Overflow System.

Possible flooding of building during storm events.

 

Management Strategy

Stormwater Overflow pit, grate and pipes to
remain in good condition, clear and unblocked.

 

Actions

Maintenance Contractor to be issued with
laminated copies of final ALTA Projects drawings
A6769/22/PDO01 to PDOS for reference.

Stormwater swales to be inspected at quarterly
intervals and after any event where more than
50mm of rain has fallen and cleared of any rubbish,
debris, plant litter etc which may block pit grates or
pipes.

Emergency Overflow pit grate to be inspected at
quarterly intervals and after any event where more
than 50mm of rain has fallen and cleared of any
blockages, rubbish, debris, plant litter

CCTV survey of Emergency Overflow pipes to be
carried out annually and reviewed for any signs of
ponding, blockages, breakages, pipe
degradation etc. Any problems identified to be
referred to ALTA Projects for review and further
advice.

Details of all inspections, observations, service
activities and remedial actions to be recorder in
service diary at the time of inspection/service.

 

Performance Indicators

No blockage of Stormwater Emergency Overflow
System.

 

Frequency/Deadline

Inspections and maintenance after rain events or
quarterly (whichever comes first).
CCTV Pipes annually.

 

Responsible Person

/Organisation

Site Owner to appoint and direct Maintenance
contractor.

Site Owner to ensure maintenance schedule
adhered to and review service diary.

Maintenance contractor to ensure swales, grates,
pits and pipes are inspected and serviced as
specified and ensure details of all inspections,
observations, service activities and remedial
actions are recorded in service diary.

 

 

 

Reporting and Review

 

Maintenance Contractor to make entries in service
diary.
Site Owner to review service diary annually.