Securing good SuDS in Kent 21/02/2018
SuDS not duds ..
Securing Good SuDS in Kent
21 February 2018
Bronwyn Buntine
Sustainable Drainage Team Leader
Flood and Water Management
Securing good SuDS in Kent 21/02/2018
Topics
• Context
• Local planning & consultations
• Policy
• Engagement
• Key Learning
• Challenges & Opportunities
Securing good SuDS in Kent 21/02/2018
Kent’s Context
o 1.5 million population
o One of the largest coastlines
in England
o Approx. 76,000 properties at
risk from surface water
flooding
o 12 District Councils
o 1 development corporation
o 4 major river catchments
o 5 Internal Drainage Boards
o 2 sewerage companies
Housing Projection
2016-2036
175,500 dwellings
Securing good SuDS in Kent 21/02/2018
Kent’s Context
Housing Projection
2016-20136
175,500 dwellings
Securing good SuDS in Kent 21/02/2018
Local planning LPA Local Plan Status flood suds SPD
Ashford submitted draft 21 Dec 2017
ENV9 references environmental setting and biodiversity
Canterbury adopted Jul 2017 CC11 references environmental setting and biodiversity
Dartford adopted Jul 2017 references inclusion but no specific policy; CS24
Dover revisions being drafted
Gravesham Site allocations new site allocations currently being prepared; only references inclusion of SuDS
Maidstone adopted Oct 2017 included within specific site allocations and good design policy; blue green strategy
Sevenoaks revisions being drafted Shepway revisions being drafted Swale adopted 26 Jul 2017 integration; biodiversity and amenity
Thanet not progressing Political difficulties
Tonbridge and Malling
revisions being drafted
Tunbridge Wells revisions being drafted
Securing good SuDS in Kent 21/02/2018
0
20
40
60
80
100
120
140
160
180
200
Apr May Jun Jul Aug Sep Oct Nov Dec Jan Feb Mar2015/16 2016/17 2017/18
Consultation Numbers
579 1,133 1,728
For year ending Sep 2017 Total Major Applications
LLFA Consultations
Ashford 63 84 Canterbury 64 123 Dartford 23 58 Dover 49 111 Gravesham 13 24 Maidstone 108 83 Sevenoaks 31 171 Shepway 33 83 Swale 70 66 Thanet 41 147 Tonbridge and Malling 32 92 Tunbridge Wells 37 86
564 1128
Main key concerns are: How to reduce outside of remit
consultations
How to address minors/low risk
How to reduce re-consultations:
• Lack of information
• Lack of ground investigation
How to ensure drainage strategy
proposed is appropriate
Securing good SuDS in Kent 21/02/2018
Kent’s Drainage & Planning
Policy Statement
• Aim to fill gap left by NSTS and
link with LPA/KCC policy
• Addresses elements of drainage
strategy development
• Presents KCC SuDS Policies
• Clarifications in June 2017 ▪ Brownfield development ▪ FSR/FEH,
▪ Runoff control per soil type,
▪ Discharge to highway drains
▪ Off-site drainage improvements,
▪ Development in and near ditches,
▪ Verification reports ▪ Summary form
Securing good SuDS in Kent 21/02/2018
Engagement
Local authorities
Development Community
Individual Consultants
• Annual workshop • Kent Development
Managers Group • Strategic consultation
and involvement • Comment on policy • Co-location
• Annual workshop • Kent Developers Forum • Future newsletter • Kent Design & Making It
Happen • Pre-application • Quick replies
Other partners
• Strong relationships with other partners, EA, IDBs and SW
• Understanding their interests
• Notification
Securing good SuDS in Kent 21/02/2018
Pre-application discussions
• Within meetings assess
information available and
consider drainage
approach
• Recommend information
for submission
• Consider other inputs
needed
• Agreed meeting minutes
0
2
4
6
8
10
12
Apr-17 May-17 Jun-17 Jul-17 Aug-17 Sep-17 Oct-17 Nov-17 Dec-17 Jan-18
Pre-application enquiries
Enquiry Meeting
• Pre-application charging commenced January 2017
Securing good SuDS in Kent 21/02/2018
Developer engagement
• Full approval for 185
residential units
• Approved with
conditions
• Original strategy
provided for control to
QBAR
• Conflicts with GCN
Mitigation
• Lack of incorporation
of existing landscape
Securing good SuDS in Kent 21/02/2018
Securing good SuDS in Kent 21/02/2018
Securing good SuDS in Kent 21/02/2018
Securing good SuDS in Kent 21/02/2018
Securing good SuDS in Kent 21/02/2018
Securing good SuDS in Kent 21/02/2018
Key learning from engagement
• Bringing together different specialisms and
interests, results in far better outcomes
• Site meetings resolve issues quickly
• Development of relationships rolls over to other
projects
• Experience efficiency gains, through reduced
application review time for later stages of planning
• Deliver better schemes
Securing good SuDS in Kent 21/02/2018
Challenges & Opportunities
• Lack of design objectives
for communities
• Developer timelines and
planning submission
deadlines
• Different house-builder
business models
• Unknown impacts of SfA
8th edition
• Maintenance
• Importance of surface
water management within
Kent
• Local Plan revisions
• Cross-team working
• Value being awarded to
pre-application
discussion
Securing good SuDS in Kent 21/02/2018
Any questions?