P O R T F O L I O

A B O U T U SThe following pages detail just a handful of our current and completed Architectural and Environmental projects. They comprise recent projects covering the residential sector and highlight some of our experience with Listed Buildings, Conservation Areas and the Greenbelt. These projects highlight a number of the services we offer, including architectural design, renewable technologies feasibility and design, as well as electrical services engineering and lighting design.

Cityzen are an experienced team, having delivered projects to diverse areas of the built environment; from domestic, multi-residential, to educational, healthcare and commercial schemes. We enjoy our work whether it be designing new spaces, improving the functionality and comfort of existing spaces, or demonstrating how energy, carbon and costs can be saved within your building.

Our multidisciplinary services allow us to approach each project with a holistic view, this enables us to create spaces to suit each client’s needs from the outset, whilst also allowing us to integrate each element - be it architectural, lighting, or heating, into the design.

We believe your project is exactly that - your project. We will work with you to deliver your aspirations through our design and technical expertise, guiding you through the statutory requirements and legalities of your building project along the way.

PROJECT: PENTHOUSE REFURBISHMENT, KENSINGTONVALUE: £900,000

C See drawing2876/A/506 D See drawing

2876/A/506

C See drawing2876/A/506 D See drawing

2876/A/506

SOP

Top Existing Steel0.00mm Datum

Top Brickwork+1200mm

Stone Top+460mm

Stone Hearth+460mm

Existing Opening+1194mm

FFL+43mm

C See drawing2876/A/506 D See drawing

2876/A/506

C See drawing2876/A/506 D See drawing

2876/A/506

Top Existing Steel0.00mm Datum

SOP

Top Supporting Steels+125mm

Top Sub-frame+285mm

Top Ladder Frame+365mm

FFL+43mm

Stone Top+460mm

Top Stone Fireplace+1366mm

3no Supporting steels, each formed of 2no125x65x15 PFCs bolted back-to-back.

Sub-frame formed of 3no 150x75x18 PFCsspanning full length, each fabricated in 3nosections and bolted together. Located on 10mmSteel shims and bolted through to supportingsteels. Connections & fixings to CT&P details.

'Ladder' frame fabricated in 3no sections. Frameformed of 80x80x4.0 SHS to perimeter with40x40x5 SHS between @ 400mm C/C. Ladderframe bolted to sub-frame. Connections & fixingsto CT&P details.

100x50x10 PFC upright to support fireplacesurround, welded back to 80x80x4.0 SHS ladderframe.

10x160xlength plate welded to 80x80x4.0 SHSsteel.

790x70x10mm vertical plate welded to 80x80x4.0SHS steel at base. Fixed back into 12mm plysheathing.

Brickwork fireplace

18mm ply decking fixed to steel ladder frame.

Stone top on 5mm bedding.

U/F Heating pipes beneath stone top

'Ladder' frame fabricated in 3no sections. Frameformed of 80x80x4.0 SHS to perimeter with40x40x5 SHS between @ 400mm C/C. Ladderframe bolted to sub-frame. Connections & fixingsto CT&P details.

10x160xlength plate welded to 80x80x4.0 SHSsteel.

U/F Heating pipes beneath stone top

'Ladder' frame fabricated in 3no sections. Frameformed of 80x80x4.0 SHS to perimeter with40x40x5 SHS between @ 400mm C/C. Ladderframe bolted to sub-frame. Connections & fixingsto CT&P details.

Stone top on 5mm bedding.

9.5mm plasterboard with 3mm skim stoppedshort 450mm above top of existing steels

Sketch of Steels to Sub-frameNot To scale

Sketch of Complete Steel FrameNot To scale

Inset Detail 2@ 1:5 scale

Inset Detail 1@ 1:5 scale

Supply air plenum

Routed skirting for supply air

100x50x10 PFC upright to supportfireplace surround, welded back to80x80x4.0 SHS ladder frame.

Stone hearth

Brickwork fireplace built on existingconcrete base:~ 5 Course hearth support~ 16 Course surround

Existing concrete baseshuttered between joists

20mm Fireproof render with 2nocoats of fireproof paint finish

Steel to run through under hearth

Flue and Hood lagged withmineral fibre insulation

Stone head fixed into surround legsusing resin bonded steel dowels

PFC sub-frame on 10mmspaces bolted through tosupport steels

Section A-A Thru Fireplace@ 1:10 Scale

Section B-B Thru Stone Surround Support@ 1:10 Scale

Mechanical fan extract toMechanical Engineer details

PROJECT: PENTHOUSE REFURBISHMENT, KENSINGTONVALUE: £900,000

PROJECT: PENTHOUSE REFURBISHMENT, KENSINGTONVALUE: £900,000

20mm Marble tiles laid to 1:80 falls withlight grit blasted non-slip finish

Service zonebelow floor joists

20mm Marble tiles bonded andmechanically fixed through to chimney

*Lower marble tiles extended to accountfor falls in floor in shower cubicle.

160x50mm timber joists @ 300mm C/Con joist hangers

1no layer 18mm WBP Ply board fixed tofirrings with 1no layer 15mm ply fixedover, laid perpendicular.

Celotex FR4110 110mm Insulationboard between roof joists. Each boardcut to fit tight within joists

25x35mm cross battens fixed tounderside of existing joists @ 600mmC/C. Celotex FR4025 25mm Insulationboard between battens eliminatingthermal bridging. Each board to be cutto fit tight within joists.

1no layer 12.5mm MR plasterboardfixed to cross battens. Joints taped andsealed in accordance withmanufacturers recommendationFinished with 3mm Skim.

Existing drainage clashes with loweredfloor of shower (drainage shown dotted)To be resolved on site

Wade channel drain mechanically fixedto wall and deck. T1702 spigot adaptorattached to channel outlets and slottedover 50mm waste pipes. Solventwelded to form seal

Floor of shower laid to falls of 1:80

-114mmTop of Flr

joists inShower

5mm site applied fibre glass enclosureapplied to walls and floor of showercubicle

20mm marble across head of opening,

20mm marble shadow detail tile with2no 12mm shadow gaps to 5mm depth.To WC and Shower cubicles only

5mm site applied fibre glass enclosureapplied to walls and floor of showercubicle

Firings cut to provide 1:80 fall awayfrom shower entrance. Installed @300mm C/C.

50mm fibre glass upstand dressed uparound 50mm waste pipes

-19mmTop of

drainFFL 0.00mm Datum

Sauna(to Helo details)

-68mmTop of Floorjoists in BathRoom & WC

-50mmTop of Steels

Shadow gap detail in bathroom abovemarble tiles to be formed in MR MDF,finished in white laquer. (by JoineryClassics).

New 200x75mm timber floor joists @300mm C/C, securely fixed and packedto provide sturdy platform.

20mm Marble tiles laid on 5mmadhesive bed

Schluter Ditra matting to bathroom, saunaand and WC Cubicle 5mm O/A depth.

Frameless toughened glass doors byHelo

Horizontal timber cladding to saunareturning into door reveal (indicativecladding shown dotted)

Helo sauna wall and ceiling panels70mm O/A thickness to Helo details.Timber cladding runs into door reveal.

Vapour control layer installed to face ofinsulation. VCL to walls and ceiling ofbathroom to be lapped and sealedaccording to manufacturersrecommendations. Continuous tapedseal to floor wall junction

2no layers 18mm WBP Ply Decking,fixed to joists. Joints staggered.

Celotex FR4110 110mm Insulationboard between joists

Ceiling lined with 1no layer 9mm MRplasterboard. Joints taped and sealed inaccordance with Manufacturers details.

Teak duckboard flooring by JoineryClassics

D-D Section Through Master Bathroom@ 1:10 Scale

Inset Detail 1

Inset Detail 1@ 1:5 Scale

20mm Marble tiles in shower laid to 1:80 fallwith light grit blasted non-slip finish

Firrings cut to provide 1:80 fall away fromshower entrance

1no layer 18mm WBP Ply board fixed tofirrings cut to falls of 1:80, with 1no layer15mm ply fixed over, laid perpendicular.

5mm site applied fibre glass enclosureapplied to walls and floor of shower cubicle

Celotex FR4110 110mm Insulation boardbetween floor joists

Inset Detail 2

Inset Detail 3

Inset Detail 3@ 1:5 Scale

Schluter Ditra matting 5mm O/A depth.2no layers 18mm WBP Ply Decking, fixedto joists. Joints to be staggered.

Teak duckboard flooring by Joinery Classics

Sauna wall to Helo details

VCL dressed over Ditra matting and tapedto provide continuous seal.

Inset Detail4

Inset Detail 4@ 1:5 Scale

Timber cladding to sauna runs into doorreveal

18mm MR Ply

Shadow gap detail in MR MDF with Whitelaquer finish (By JCL)Helo sauna ceiling panel

Frameless glass door to Sauna by Helo20mm Marble finish to walls

PROJECT: WHOLE HOUSE REFURBISHMENT, SUSSEXVALUE: £160,000

PROJECT: WHOLE HOUSE REFURBISHMENT, SUSSEXVALUE: £160,000

BF

4200

35

00

37

50

2590

Boundary

Boundary

FFL +3305mm

Ceiling level

PROJECT: WHOLE HOUSE REFURBISHMENT, SUSSEXVALUE: £160,000

PROJECT: EXTENSION & REFURB TO GRADE II LISTED HOUSEVALUE: £450,000

PROJECT: EXTENSION & REFURB TO GRADE II LISTED HOUSEVALUE: £450,000

DETAILS & MATERIALS