C753 The SuDS Manual
Appendix B:SuDS health and safety risk assessment checklist /
Table B.5 SuDS health and safety risk assessment checklist
Site/systemoverview
SiteID
AssetID
Location
SuDScomponent
Assessmentdate
Dateofnextassessment
1 Establishcontext
Generaldescription of component and itsoperation
2 Identifypotentialhazards / Arehazardspresent? (Y/N)
Drowningorfallingthroughicein winter / IfYEScompleteSection3
Slips,tripsandfalls / IfYEScompleteSection4
Entryintopipesorconfinedspaces(notethisisforinadvertentpublicaccess;followrelevantlegislationandguidanceforworkeraccess) / IfYEScompleteSection5
Water quality–healthrisk / IfYEScompleteSection6

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C753 The SuDS Manual
Appendix B: SuDS health and safety risk assessment checklist /
3Drowningorfallingthroughiceinwinter
Considerfactorsthatmightaffect:
•thelikelihoodofpeopleenteringthewater/accessingtheice
•thepotentialconsequenceofenteringthewater/accessingtheice / Summaryofinfluenceoffactoronlikelihoodofentry/access,including
justification
(considerforchildren < 5 years,children ≥ 5years,adults) / Summaryofinfluenceoffactoronconsequenceofentryoraccess,includingjustification(considerforchildren < 5 years,children ≥ 5years,adults)
Environmentalfactors
Proximity to populated areas: schools, inns, retail/tourism,picnicareas, play areas, carpark,roads,especiallyattractive featureslikely to bevisited
Featuresallowingorencouragingaccess (egpaths)
Physicalaccessibilityof proposeddrainagefeature:consider
intended use and inadvertentaccess(including of small children)
Visibility and natural surveillance of proposeddrainage features
Behaviouralfactors
Category and volume of expected users: swimmers,anglers,walkers, drivers,specialist water users,Generalpublic,dogwalkers,teenagers,accompanied/unaccompaniedchildren
Nature of development (housing, commercial,industrialetc)
Any known existing risks(egrecords of accidents) posedby water/drainagefeatures atorclosetothe site?
Designfactors–water’sedge
Type and nature of water-edge planting
Definition of water edge and nature of ground(egsoft/hard)
Naturalobstacles,barriers/fencing
Height of edge above water
Gradient and extent of slopes above, at and below water level

NoteFordefinitionof levels,seeTable36.2inChapter36.

3Drowningorfallingthroughiceinwinter
Considerfactorsthatmightaffect:
•thelikelihoodofpeopleenteringthewater/accessingtheice
•thepotentialconsequenceofenteringthewater/accessingtheice / Summaryofinfluenceoffactoronlikelihoodofentry/access,includingjustification(considerforchildren < 5 years,children ≥ 5years,adults) / Summaryofinfluenceoffactoronconsequenceofentryoraccess,includingjustification(considerforchildren < 5 years,children ≥ 5years,adults)
Designfactors–waterbody
Water depth profile
Watersurfacearea
Clarity
Underwaterobstaclesortraps
Potential currents,velocities
Potentialincreaseindepthof waterandrateofrise
Potentialforiceformationandsignificantdepthofwaterbelowinwinter
Publiceducation
Signage
Communityengagementstrategies
Localeducationstrategies(eg schools)
Overallassessmentoflikelihoodofentry/accessandconsequences / Likelihood / Consequences
Children< 5yearsChildren> 5years
Adults
Summaryofsection3riskassessmentfordrowningorfallingthroughice
Group / Likelihoodofentrytowater / Likelyconsequenceofentrytowater / Overalllevelofriskposedbythedesign1 / Furthermitigationmeasuresrequired / Actiondate / Finallevelofrisk1
Children< 5yearsChildren> 5years
Adults

NoteFordefinitionof levels,seeTable36.2inChapter36.

4Slips/trips/falls
Factorsthatmightaffectlikelihoodofpeopleslipping/tripping/falling / Summaryofinfluenceoffactoronlikelihoodofslip/trip/fall,includingjustification(considerforchildren < 5years,children ≥5 years,adults) / Summaryofinfluenceoffactoronconsequenceofslip/trip/fall,includingjustification(considerforchildren < 5years,children ≥5 years,adults)
Designfactors–inletsandoutletsorchannels
Headwallorchannellocation
Headwallheight orchanneldepthandwidth
Slope of headwall orchannelprofile
Channels – profile and risk of freezing water
Designfactors–surfaces
Level changes
Surfacingmaterials
Summaryofsection4riskassessmentforslips/trips/falls
Group / Likelihoodofslips/trips/falls/other injury / Likelyconsequenceofslips/trips/falls/otherinjury / Overalllevelofriskposedbythedesign1 / Furthermitigationmeasuresrequired / Actiondate / Finallevelofrisk1
Children< 5years
Children ≥ 5 years
Adults

Note

Fordefinitionof levels,seeTable36.2inChapter36.

5Entryintopipesorconfinedspaces (Note: Thisriskassessment covers inadvertentaccessbythepublic.Wherespecificaccessisrequiredbyworkerstherequirementsofrelevanthealthandsafetylegislationandguidanceshouldbefollowed.)
Factorsthatmightaffectlikelihoodofpeopleenteringpipesorconfinedspaces / Summaryofinfluenceoffactoronlikelihoodofentryintopipesorconfinedspaces,includingjustification(considerforchildren5years,children≥5years,adults) / Summaryofinfluenceoffactoronconsequenceofenteringpipeorconfinedspace,includingjustification(considerforchildren5years,children≥5years,adults)
Designfactors–inletsandoutlets
Pipediameter
Aregrillesprovided?
Designfactors–chambers
Depthof chamber
Isaccess possible?
Summary of section 5 riskassessmentforentryintopipes/confinedspaces
Group / Likelihoodofentryintopipes/confinedspaces / Likelyconsequenceofentryintopipes/confined spaces1 / Overalllevelofriskposedbythedesign / Furthermitigationmeasuresrequired / Actiondate / Finallevelofrisk1
Children< 5years
Children ≥ 5 years
Adults

Note

Fordefinitionof levels,seeTable36.2inChapter36.

6Healthissues
FactorsthatmightaffectlikelihoodofpeoplesufferingfromillhealthduetoSuDSwaterquality / Summaryofinfluenceoffactoronlikelihoodofpoorhealth,includingjustification(considerforchildren < 5 years,children ≥ 5years,adults) / Summaryofinfluenceoffactoronconsequenceofresultingillhealth,includingjustification(considerforchildren < 5 years,children ≥ 5years,adults)
Pollutiontreatmentstrategy
Level of contamination of publicallyaccessible water
Likely contaminationfrom rat urine
Likely contaminationfromdogorbird fouling
Likelihood of toxic algalblooms
Likelihood of vectors (organism whichcarriesdisease-
causingmicroorganismsfromonehost toanother)
Publicaccessibility toanysedimentaccumulationzones
Publiceducationandriskmanagement
Signs
Communityengagementstrategies
Localeducationstrategies(eg schools)
Littermanagement and control
Dogfoulingmanagement andcontrol
Summaryofsection5riskassessmentforhealthissues
Group / Likelihoodofillhealth / Likelyconsequenceofillhealth / Overalllevelofriskposedbythedesign / Furthermitigationmeasuresrequired / Actiondate / Finallevelofrisk
Children< 5years
Children ≥ 5 years
Adults

Note

Fordefinitionof levels,seeTable36.2inChapter36.

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