SOUTH KENSINGTON CWG: 20 JUNE 2017 20 JUNE 2017 Consultative Working Group: South Kensington Station Upgrade
SOUTH KENSINGTON CWG: 20 JUNE 2017 Design optimisation Appointed Working with TfL technical teams and Alan Baxter Ltd. Progress: • improved layout • reconsider phasing approach • proposed finishes for canopy and proposals for platform space • look and feel of other elements security considerations •
SOUTH KENSINGTON CWG: 20 JUNE 2017 Design optimisation Next steps: finishes for internal and external ticket hall • • finishes for emergency escape • approach to island platform barrier • detail to support listed building consent application • design assurance with internal engineering teams and fire brigade prepare application package •
SOUTH KENSINGTON CWG: 20 JUNE 2017 On-going engagement • today: to seek feedback on design progress • summer: pre-application meeting with RBKC • September: integrated CWG meeting and public exhibition submit listed building consent application •
SOUTH KENSINGTON CWG: 20 JUNE 2017 Holistic overview plan
SOUTH KENSINGTON CWG: 20 JUNE 2017 Holistic overview section
SOUTH KENSINGTON CWG: 20 JUNE 2017 Revised phasing approach • improve design coordination • integrate applications with development around the station reduce abortive works • • reduce impact to operational station • increase safeguarding for step-free access
SOUTH KENSINGTON CWG: 20 JUNE 2017 Progress on design optimisation • proposed finishes for canopy • platform spaces • customer information indicative platform level images • • emergency escape • platform barrier • internal ticket hall and extension • external ticket hall extension
SOUTH KENSINGTON CWG: 20 JUNE 2017 Canopy and platform recap of design • • materials • creating space sustainable drainage including landscaping •
SOUTH KENSINGTON CWG: 20 JUNE 2017 Station datum points Relationship of columns to Grade II listed Revetment Wall
SOUTH KENSINGTON CWG: 20 JUNE 2017 Canopy: views VIEW 1 - from platform stairs/ and ticket hall VIEW 2 - from island platform VIEW 3 – along platform VIEW 4 - View from Train on arrival –Strong grand rhythm of arches- sense of arrival
SOUTH KENSINGTON CWG: 20 JUNE 2017 View 1: from stairs Simplified canopy connection to ticket hall extension
Views 2-4 SOUTH KENSINGTON CWG: 20 JUNE 2017 BASE DESIGN – aligned to arch spring point PROPOSED DESIGN – aligned to top of arch VIEW 2 - from island platform VIEW 3 – along platform VIEW 4 - View from Train
SOUTH KENSINGTON CWG: 20 JUNE 2017 Canopy: datums +100.90 +100.90
SOUTH KENSINGTON CWG: 20 JUNE 2017 Proposed canopy Primary Secondary Light- touch design approach aligned to key datums Proposal does not compete or detract from the revetment wall arches but celebrates the listed structures and sense of arrival.
SOUTH KENSINGTON CWG: 20 JUNE 2017 AXO -COMPONENTS Walkable gutter with integrated anti-slip membrane and hopper outlets Concealed fall restraint system Metal roof Roof Local skylight (diffused natural daylight) Wooden baffle ceiling with rigid mesh backing Hinged maintenance access panels with safety restraint Linear service channel (Lights and PA loud Soffit speakers) Edge I-beam Cantilevered tapered steel to provide thin edge CMS penetrations through steel Structure Spine beam Circular column with sleeved top and bottom connections
SOUTH KENSINGTON CWG: 20 JUNE 2017 Proposed canopy material – warmer soffit (traditional/ contemporary balance)
SOUTH KENSINGTON CWG: 20 JUNE 2017 Proposed canopy material – warmer soffit (traditional/ contemporary balance)
SOUTH KENSINGTON CWG: 20 JUNE 2017 Proposed canopy skylights – filtered light
SOUTH KENSINGTON CWG: 20 JUNE 2017 Proposed canopy skylights – filtered light
SOUTH KENSINGTON CWG: 20 JUNE 2017 Proposed canopy skylights – filtered light Module 1 Module 2 Module 1
SOUTH KENSINGTON CWG: 20 JUNE 2017 Proposed canopy – module 2 Creation of space High quality passenger • transition/ seating environment Articulating canopy over length • Enhancement of space • Sustainable design • Seats Seats Sustainable urban drainage strategy with low maintenance planting
SOUTH KENSINGTON CWG: 20 JUNE 2017 Articulation of canopy modules
SOUTH KENSINGTON CWG: 20 JUNE 2017 Customer information inventory (fewer and smaller advertising posters)
SOUTH KENSINGTON CWG: 20 JUNE 2017 Customer information – approach 1 Simplified roundels on revetment piers as existing (backboard omitted) • Signage frieze integrated between canopy columns • Considerations; • Location of frieze detracts from simplicity of canopy and revetments • Back face of frieze to be considered • 2.5x larger spans- heavy structure- increased width/ depth- bird • mitigation measures required Frieze obscured directional signage and breaks rhythm of revetments •
SOUTH KENSINGTON CWG: 20 JUNE 2017 Customer information – approach 2 Simplified roundels on revetment piers as existing (backboard omitted) • Signage frieze integrated between columns on separate structures • Considerations; • Restriction to passenger movements • Location of frieze detracts from simplicity of canopy and revetments • Back face of frieze and directional signage to be considered • 2.5x larger spans- heavy structure- increased width/ depth- bird mitigation • measures required
SOUTH KENSINGTON CWG: 20 JUNE 2017 Customer information – approach 3 Simplified roundels on revetment piers as existing (backboard omitted) • Signage frieze integrated between revetment arches on with minimal sleeved/ • pinned connections Reduced number of directional signage boards. • Considerations; additional fixings to revetment. •
SOUTH KENSINGTON CWG: 20 JUNE 2017 Customer information – approach 4 Simplified roundels on revetment piers as existing (backboard omitted) • Signage frieze integrated between revetment arches on with minimal sleeved/ • pinned connections Directional signage boards added in linear band below frieze. Increased depth • of frieze, but no additional fixings and covering up of revetment wall piers required
SOUTH KENSINGTON CWG: 20 JUNE 2017 Platform arrangement Module 2 Module 2 Module 2
SOUTH KENSINGTON CWG: 20 JUNE 2017 Indicative image: canopy and platform arrangement
SOUTH KENSINGTON CWG: 20 JUNE 2017 Proposed canopy
SOUTH KENSINGTON CWG: 20 JUNE 2017 Proposed canopy
SOUTH KENSINGTON CWG: 20 JUNE 2017 Proposed canopy
SOUTH KENSINGTON CWG: 20 JUNE 2017 Proposed escape stairs Alternative safeguarded interchange location 2.6m INTERCHANGE
SOUTH KENSINGTON CWG: 20 JUNE 2017 Proposed escape stairs Alternative safeguarded interchange location
SOUTH KENSINGTON CWG: 20 JUNE 2017 Island platform barrier principles Eye level Unused space Plan Lower setback barrier Section Lower setback barrier Higher barrier (translucent material) Plan Higher barrier positioned closer to train Section Higher barrier positioned closer to train
SOUTH KENSINGTON CWG: 20 JUNE 2017 Proposed Ticket Hall
SOUTH KENSINGTON CWG: 20 JUNE 2017 Arcade reference image Aspiration to use clear glass to Aspiration to tidy up match arcade, subject to M&E services security requirements Visually consistent and durable lightweight flooring required. Restricted loading capacity of existing ticket hall steel.
SOUTH KENSINGTON CWG: 20 JUNE 2017 Proposed Ticket Hall Aspiration to use clear glass to Aspiration to restore to structure match arcade, subject to to match arcade treatment Internal security requirements Durable lightweight Strategy for relocation of flooring required due to services to be developed to loading restrictions enhance the architectural setting around ticket hall
SOUTH KENSINGTON CWG: 20 JUNE 2017 Proposed Ticket Hall
SOUTH KENSINGTON CWG: 20 JUNE 2017 Proposed Ticket Hall 1) Clear glass to visually separate 2) Secure by design lift shaft- 3) Glass screen to increase ticket hall extension from increased visibility/ intuitive legibility and natural daylight Revetment wall- consistent with wayfinding canopy Maximised internal volumes Secure by design (visibility/ legibility)/ Heritage/ maximising daylight Height of glass façade/ balustrade (dotted outline) is subject to security & smoke modelling. Aspiration for reduced height to celebrate revetment.
SOUTH KENSINGTON CWG: 20 JUNE 2017 Interfaces with historic structures Sackler Gallery
SOUTH KENSINGTON CWG: 20 JUNE 2017 Proposed Ticket Hall External treatment 192 Shoreham Street Heritage project A Victorian industrial brick building sited at the edge of the Cultural Industries Quarter Conservation Area of Sheffield. The project was named Sheffield Building of the Year 2012 and won an RIBA Regional Award 2013
SOUTH KENSINGTON CWG: 20 JUNE 2017 Proposed Ticket Hall External treatment Indicative material, colour to Structural silicone Clear glass to match Toughened laminated be determined arcade glazing with ceramic frit and self Bio clean external pane GRC panels to face of lift shafts
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