Page 31 - Hillingdon SuDS DESIGN & EVALUATION

Holyoakes School
Concept Design for Holyoakes School, Robert Bray Associates

SuDS Concept

key Concept Design

French Drain
Low wall to be used as a seat and to
retain ows
Storage underneath permeable
surfaces

Green Roof

Rain Garden

Holyoakes School
Swales and Basins/Pond
SuDS Concept

Surface Channel
Holyoakes School Piped Connection
key
SuDS Concept French Drain Flow Control
Low wall to be used as a seat and to
retain ows 26 Outfall
Storage underneath permeable
key surfaces Overhead Channels
French Drain
Green Roof Downpipe connection at surface
Low wall to be used as a seat and to
retain ows
Rain Garden Surface Flow
Storage underneath permeable
surfaces
Swales and Basins/Pond
Holyoakes School SuDS Flow
Green Roof
SuDS Concept
Surface Channel
Rain Garden Piped Connection
Flow Control
key
Swales and Basins/Pond
Outfall
French Drain
Low wall to be used as a seat and to
Overhead Channels
Surface Channel retain ows
Downpipe connection at surface
Piped Connection Storage underneath permeable
surfaces
Outfall to Flow Control Surface Flow N
Flow Control
Surface Flow
Red Ditch Outfall Green Roof
Outfall
SuDS Flow
Rain Garden
SuDS Flow
Overhead Channels
Overhead Channels
SuDS Basin
Downpipe to
Downpipe connection at surface Swales and Basins/Pond
Surface Channel
Channel Surface Channel
Surface Flow Piped Connection
Piped Connection
Flow Control
SuDS Flow
N Outfall
Overhead Channels
London Borough of Hillingdon SuDS D & E Guide © 2018 McCloy Consulting & Robert Bray Associates
Downpipe connection at surface
Surface Flow
SuDS Flow
N
N