NWW Swale Maintenance

• Document No.

• Audit Title

• Client / Site

• Conducted on

  Date

• Prepared by

• Location
  Address

• Personnel

• Weather conditions: temperature, rainfall, etc.

• Date of last rainfall (approx)

  Date

• Images of site (attach)

  Media

CIVIL COMPONENTS TO INSPECT

INLET

• Evidence of erosion

  Select Yes No Actioned

  • Yes
  • No
  • Actioned

• Blockage

  Select Yes No Actioned

  • Yes
  • No
  • Actioned

• Damage

  Select Yes No Actioned

  • Yes
  • No
  • Actioned

• Standing water

  Select Yes No Actioned

  • Yes
  • No
  • Actioned

• Evidence of excessive sediment build-up (eg more than 20% of pipe opening blocked with sediment)

  Select Yes No Actioned

  • Yes
  • No
  • Actioned

• If a 'bubble-up inlet pit/pipe' is present - is it holding water?

  Select Yes No Actioned

  • Yes
  • No
  • Actioned

• Maintenance undertaken

• Further action required

OUTLET

• Evidence of erosion

  Select Yes No Actioned

  • Yes
  • No
  • Actioned

• Blockage

  Select Yes No Actioned

  • Yes
  • No
  • Actioned

• Damage

  Select Yes No Actioned

  • Yes
  • No
  • Actioned

• Standing water

  Select Yes No Actioned

  • Yes
  • No
  • Actioned

• Outlet freely draining

  Select Yes No Actioned

  • Yes
  • No
  • Actioned

• Evidence of excessive sediment build-up (eg more than 20% of pipe opening blocked with sediment)

  Select Yes No Actioned

  • Yes
  • No
  • Actioned

• Maintenance undertaken

• Further action required

BATTERS & BANKS

• Evidence of erosion

  Select Yes No Actioned

  • Yes
  • No
  • Actioned

• Is there sediment accumulated at the base of the swale?

  Select Yes No Actioned

  • Yes
  • No
  • Actioned

• Is there evidence of surface ponding in the base of the swale 24 hours after rainfall?

  Select Yes No Actioned

  • Yes
  • No
  • Actioned

• Is there evidence of permanently saturated soils in the base of the swale 24 hours after rainfall?

  Select Yes No Actioned

  • Yes
  • No
  • Actioned

• Evidence of trampling

  Select Yes No Actioned

  • Yes
  • No
  • Actioned

• Evidence of bike riding

  Select Yes No Actioned

  • Yes
  • No
  • Actioned

• Evidence of vandalism

  Select Yes No Actioned

  • Yes
  • No
  • Actioned

• Evidence of dumping

  Select Yes No Actioned

  • Yes
  • No
  • Actioned

• Any other types of physical damage? List here:

• Maintenance undertaken

• Further action required

LANDSCAPE COMPONENTS

• Turf or vegetation covers at least 90% of swale's surface

  Select Yes No Actioned

  • Yes
  • No
  • Actioned

• Plants healthy, free from disease and vigorously growing

  Select Yes No Actioned

  • Yes
  • No
  • Actioned

• Need for mowing

  Select Yes No Actioned

  • Yes
  • No
  • Actioned

• Less than 10% of swale surface and batters covered in weeds.

  Select Yes No Actioned

  • Yes
  • No
  • Actioned

• Filter media and batters free of litter(i.e. less than 1 piece per 4 sqm)

  Select Yes No Actioned

  • Yes
  • No
  • Actioned

• Damage by pest animals

  Select Yes No Actioned

  • Yes
  • No
  • Actioned

• Damage by insects

  Select Yes No Actioned

  • Yes
  • No
  • Actioned

• Maintenance undertaken

• Further action required

OVERVIEW

• Overall inspection observations

• Actions to be undertaken

• Further comments

• Time spent at site.