LLAWR CYNTAF

first floor 1.50

AIL LAWR

second floor 1.50

CAWOD

shower

YSTAFELL GYSGU 2

bedroom 2

YSTAFELL GYSGU 1

bedroom 1

GEGIN/BYW

kitchen/living

YSTAFELL GYSGU 1

bedroom 1

CAWOD

shower

BYW/BWYTA

living/dining

GEGIN

kitchen

YSTAFELL GYSGU 1

bedroom 1

YSTAFELL GYSGU 2

bedroom 2

FLAT 3

FLAT 4

up

up

up

FLAT 3

access

FLAT 4

access

up

0M 1M 2M 3M 4M 5M 6M

PARTITIONS

All internal partitions indicated thus to be formed of

15mm plasterboard to both sides of a mass per unit

area of 10kg/sqm, 89mm thick studs with a 30mm

Rockwool RWA45 semi rigid slabs laid between the

studs.

COMPARTMENT FLOOR UPGRADING

Carefully remove the existing skirtings and store on

site for re-use.

FLOOR

Carefully remove the existing floor boards and store on

site for re-use. Onto the existing joists lay Gyproc

Gypframe SIF2 channels complete with a resilient

strip. Do not mechanically fix channels to joists.

Lay 19mm Gyproc plank laid between existing floor

joists supported on Gypframe channels.

Onto Gyproc plank lay one layer of Tecsound 50

sound insulating layer in strict accordance with

manufacturers recommendations. Tuck Tecsound 50

insulating layer up behind the skirting by 150mm.

Between the existing joists lay one layer of 100mm

mineral wool insulation of 60/kg per m3 density.

FIREPROOFING

Compartment floors to have a 60 minute fire

resistance using the following method.

All products are from the Envirograf product range.

Clean off any existing ceiling paper and scrape off any

loose paint. If gloss paint rub down and coat with

Product 93 ES/Stabond. Ensure that all distemper is

removed from the ceilings.

Seal off all cleaned ceilings with Product

93ES/Stabond to aid adhesive not to dry out due to

ceiling absorbing moisture.

Cut the Product 84 Envirograf S/Ceiling intumescent

cloth to size and apply to ceiling, applying the

adhesive using a comb float.

Apply a coat of CA/N adhesive to the ceiling using a

serrated edged application. Use a clean scraper and

roll with a paper type roller the S/Ceiling paper onto

the ceiling.

Emulsion paint the ceiling after 2-3 hours. Note the

white side of the S/Ceiling product to be fixed to the

adhesive.

Fix in strict accordance with manufacturers

instructions. If in doubt call 01304 842555

CORNICE FIRE PROTECTION

All cornices to the ground floor to be protected by

infilling all cracks with Envirograph Intumescent

cement Product 63 or mastic Product 58.

Apply 2 coats of EP/CP intumecent coatings to the

cornice. If it will not adhere apply a PVA adhesive

coating at

50

50

ratio adhesive to water. Apply at a rate of

8m sq per litre.

HOT WATER SYSTEMS

Should an unvented hot water system be used then

the installer must be registered with a competent

person scheme, a copy of the Building Regulations

certificate of compliance will be necessary.

PART M

All entrance lobbies to comply with the

requirements set out in paragraph 2.29,

Approved Document M

All internal doors noted with VP , vision

panels to have glass that are within the

zone of 500mm and 1500mm above the

floor, if necessary interrupted between

800mm and 1150mm above the floor.

KITCHEN AND FOOD PREPARATION AREAS

As indicated on drawing and where applicable,

contractor to ensure that suitable sink is provided to all

kitchen and food preparation areas. Refer to notes

elsewhere for details on water supply, wastes and

ventilation to such rooms.

FAN DUCT

Ensure that duct length does not exceed

manufacturers recommendations. Supply and fix

condensation traps to suit.

SOIL STACK

To positions shown on floor plans allow for installing

110mm dia soil / stub stacks for connection of internal

drainage. All stacks to connect to 100mm dia drains at

base. Soil stacks required for ventilating to be taken up

to roof level and terminate via Glidevale Premier slate

ventilator fitted to manufacturers recommendations.

Stub stacks to be approx 1100mm high and

terminated wth Air Admitance Valve. All stubs and

stacks to be fitted with rodding access points at base.

WHITE GOODS

Exact choice of sanitary ware and associated taps,

traps and brassware to be confirmed by client.

Contractor to allow for extending hot and cold services

to appliances as required and install upvc wastes as

detailed elsewhere on drawing.

BACKGROUND VENTILATION

Background ventilation to be provided to the building

at the following rates:

Habitable rooms- min 5000mm2

Wet Rooms - min 2500mm2

[kitchen, bath, w.c]

Background ventilation to be provided in the form of

trickle ventilatiors fitted to windows. Where extract

fans and trickle ventilators are provided in the same

room, they should be a minimum of 500mm apart.

To aid air movements through the building an undercut

of minimum 7600mm2 area is to be provided to the

underside of all internal doors, i.e. typically 10mm for a

760mm door width.

SOIL STACK SURROUND

Stacks to be surrounded with quilt insulation and

13mm plasterboard and skim finish on 25 x 50mm

softwood treated framing.

HEATING

Heating throughout property to be of electric boiler and wet

radiator system, sized by the installer or electric panel

radiators. Installation to comply with following the guidance

in the 'Domestic Building Services compliance Guide and

Non-Domestic Building Services Compliance Guide.

Forward details of the system to the BCO.

HEATING

The system installed must be commissioned so that on

completion the system and its controls are left in

working order.

TIMING CONTROLS

Timing devices should be provided to control the

periods when the heating system is in operation

GLAZING

All glazing in critical areas to comply with BS 6206 and

be clearly marked. Critical areas refer to.

1. Between finished floor levels and a height of

800mm.

2. Between finished floor level and 1500mm in a door

or a side panel or close to the edge of a door.

WINDOWS

Ensure that all upper floor windows are suitable for

use as an emergency escape window. I.e.

unobstructed openable area of 0.33 sq. m and at least

450mm high x 450mm wide.

FIRE LOCKS

All principal doors to the bedrooms and any escape

doors must be fitted with suitable fire locks/latches that

do not need the use of a key to operate. Such a device

is a thumb turn mechanism.

EMERGENCY LIGHTING

Electrical contractor to install emergency lighting

system in accordance with BS5266, Part 1, 1988

capable of maintaining illumination for at least 3 hours.

ELECTRICAL

All work to be carried out by an approved contractor

registered with the NICEIC and a completion certificate

to be supplied once work is finished.

Any new socket outlets and switches to be located in a

zone between 450mm and 1200mm from finished floor

level.

FIRE DETECTION SYSTEM

Allow for installing fire detection system consisting of

smoke/heat detectors. All detectors to be wired back to

a zone panel and to be combined alarm sounder type.

Installer must provide system designed and approved

by manufacturer in accordance with BS 5839-6:2004 to

at least grade D, category LD3 system.

System indicated on the drawings is diagrammatic only

and should not be assumed that it complies with

current NICEIC regulations.

PLASTERBOARDS

All plasterboards to all bathrooms, shower rooms etc to

be of moisture resistant with the identification marks

facing upwards to show compliance.

CHIPBOARD

All chipboard used in bathrooms and shower rooms

must be moisture resistant with the identification marks

facing upwards to show compliance.

ELECTRICAL SWITCHES.

All light switches and socket outlets must be located in

a zone 450mm to 1200mm from floor finish.

LIGHTING.(luminous efficiency to be greater than 40).

Supply and fix energy efficient light fittings throughout

the property, non ballasted fittings, with an energy

efficient bulb. All external fittings to be energy efficient

type.

INTERNAL PIPEWORK

Contractor to allow for all required plumbing work to

extend hot and cold water services to all new sanitary

furniture etc. Works to include for all valves, controls

and pipe lagging etc.

KITCHEN UNITS

Kitchen installation to be of clients choice. Contractor to

allow for all plumbing and wastes to sink locations as

shown, and as described elsewhere on drawing.

LIGHT FITTINGS

Electrical contractor to ensure that ALL light fittings are

energy efficient items, such as fluorescent lamps

having a luminous efficiency greater than 40 lumens

per circuit-Watt.

External lighting to also be of similar efficiency items.

CONDENSATION IN ROOFS

Where services e.g. 100 soil and vent pass through the

roof void the junction at the ceiling should be

adequately sealed

FALSE ALARMS

Fire detection installer to provide details on what

arrangements are within the system to deal with false

alarms thus to avoid disturbances to others.

WASTE PIPES

Max length of all waste branches and minimum falls in

mm per m to be as follows.

WC, 100mm dia, max length 6m, fall 18mm per m,

WHB, 32mm dia, max length 1.7m fall between 20mm

per m.

SINK, 40mm dia, max length 3m, fall between

18/90mm per m.

BATH, 40mm dia, max 3m length, fall between

18/90mm per m

For full guidance refer to Approved Document H1,

diagram 3

BATHROOMS

As indicated on drawing, each flat must contain at least

one bathroom/ shower room, fitted with a wash basin

and either a fixed bath or shower. Refer elsewhere on

drawing for details on water supply, wastes and

ventilation to such rooms.

EXISTING FITTINGS

Carefully remove all the existing sanitary fittings,

plumbing, wastes and kitchen units and cart off site.

Make good and cap off all services as necessary.

O8. WASTES

WHB - 75mm deep UPVC trap, into 32mm dia waste

into stack via "Marley" collar boss.

W.C - 100mm pan connector into 110mm UPVC

branch into stack via "Marley" collar boss.

Bath - Combined overflow and waste into 36mm dia

waste, onto stack via "Marley" collar boss.

Sink - 75mm deep UPVC trap, into 38mm dia waste

into rodable back inlet trapped hopper or connected

into stack via boss connection.

HEATING

Heating to all flats to be from a new electricity boiler

located in each flat. Exact location to be discussed on

site with the client. Boiler to power a wet radiator

system. Agree locations of radiators with client.

fan

WALLS

Carefully remove the existing partition walls

shown in a broken red line and cart away from

site. Make good to all areas disturbed.

LATH AND PLASTER WALLS

All walls shown thus

are original lath and plaster walls that

are being retained.

ROOFLIGHT

Denotes new velux emergency

smoke release rooflight code GGU

MK08, 780 x 1398mm fitted in strict

accordance with manufacturers

recommendations. Allow for all

work in connecting into the fire

detection system. Due to restricted

space the opening area of the

rooflight is 0.72 sqm

GENERAL NOTES

DO NOT SCALE THESE DRAWINGS

It is the Contractors

responsibility to verify all

dimensions on site prior to

proceeding with the works

DIMENSIONS

The figured metric dimensions

to be worked, to, wherever given

\All dimensions unless expressly

noted otherwise are structural and

due allowance should be made

for finishes, plaster etc. Any

discrepancies between the drawing

and the works to be verified with

Architect before proceeding

PLANNING / BUILDING REGS

All work to be carried out in strict

accordance with the Planning

Permission and the current Building

Regulations, relating to materials

specifications and site practice and

performance, whether implied or

not on this drawing

MATERIALS & WORKMANSHIP

Unless otherwise stated, all materials

used in the carrying out of the works

must be materials which have been

tested or approved by an

independent third party. BSI British

Agreement Cert

TOOLS & HAZARDOUS MATERIALS

All tools, hazardous materials, toxic

substances or solvents must be used,

stored, in accordance with current

COSHH regulations

CDM REGULATIONS

Comply with all Health and Safety

Legislation. Whether implied or not on

this drawing or, generally throughout

the project, consideration must be

given to the use of the "safest"

materials and processes during the

construction of this building

s & vp

vertical

extract

fan duct

fan

s & vp

s & vp

fan

fanfan

EXTRACT FAN

To bathroom allow for connecting the fan into

a combined duct run vertically up through the

dwelling to terminate with a slate vent at roof

level. Supply and fix all bafflers as necessary.

Where the duct passes through the

compartment floors supply and fix a Quelfire

intumescent fire stop around the pipe, fitted in

strict accordance with the manufacturers

recommendations.

DRAIN

Allow for installing a new 100mm vertical soil stack as

indicated to run from the ground floor and terminated with

a soil stack slate at roof level. Allow for all work in

installing the stack. Where it abuts the existing cornice

DO NOT damage the cornice. At all compartment floor

junctions install a quelfire intumescent collar in strict

accordance with manufacturers recommendations.

On completion surround the stack in 50 X 50mm framing

finished with 12.5mm plasterboard and skim. At ceiling

level form new cornice to match the existing around the

entire duct casing.

EXTRACT FAN

To kitchen allow for connecting the fan into a

combined duct run vertically up through the

dwelling to terminate with a slate vent at roof

level. Supply and fix all bafflers as necessary.

Where the duct passes through the

compartment floors supply and fix a Quelfire

intumescent fire stop around the pipe, fitted in

strict accordance with the manufacturers

recommendations. Vertical extract duct to be

laid in same timber and plasterboard duct as

described below.

DRAIN

Allow for installing a new 100mm vertical soil stack as

indicated to run from the ground floor and terminated with

a soil stack slate at roof level. Allow for all work in

installing the stack. Where it abuts the existing cornice

DO NOT damage the cornice. At all compartment floor

junctions install a quelfire intumescent collar in strict

accordance with manufacturers recommendations.

On completion surround the stack in 50 X 50mm framing

finished with 12.5mm plasterboard and skim. At ceiling

level form new cornice to match the existing around the

entire duct casing.

WASTE

Waste from the kitchen sink to be taken along the

wall or between the floor joist if direction of span

allows and into the vertical stack.

EXTRACT FAN

To kitchen allow for connecting the fan into a

condensation trap and then into a flexible

ducting connected into a slate terminal.

STACK

Extend stack horizontally within roof void as shown

and then take vertically to terminate at a soil slate

vent at roof level. Connect all fittings to the branch

stack using correct bosses.

EXTRACT FAN

To shower room allow for connecting the fan

into a condensation trap and then into a

flexible ducting connected into a slate terminal.

VERTICAL STACKS

Allow for small radius bends to vertical stacks

as indicated at this floor level.

DWARF WALL

Existing dwarf wall structure and lath and plaster finish

to remain.

To areas shown thus:

Infill between the existing studs with 60mm Celotex

GA4060 high performance insulation board if access is

available from roof space side without removing the

existing lathing. Line internal face with Celotex PL4000

12.5mm plasterboard with 50mm insulation backing.

DWARF WALLS

Denotes existing lath and plaster dwarf walls to

remain as existing.

EXISTING WALLS

Walls shown thus

are existing plasterboard walls to be retained.

DWARF WALL

To be formed of 89 x 44 mm studs at 400mm

centres. Infill between the studs with 60mm

Celotex GA4060 high performance insulation

board. Line internal face with Celotex PL4000

12.5mm plasterboard with 50mm insulation

backing. Above to give a wall U value of 0./19.

STEPS

Carefully remove the existing small section of

steps shown in a broken red line and cart away

from site. Make good to all areas disturbed.

read this drawing in conjunction with

drawing 460/03

FD

20

S

up

gra

de

FD20S

upgrade

FD20S

upgrade

FD20S

upgrade

FD

20

S

up

gra

de

F

D

3

0

S

S

C

FD20SSCFD20SSC

FD

20

S

FD20S

upgrade

FD

20

S

up

gra

de

FD20S

upgrade

FD20S

upgrade

FD

30

SS

C

FIREPROOFING

During the works in the attic check the

fireproofing on the existing party wall between

the two properties. Infill any gaps with stone or

mineral wool fire stopping.

ROOFLIGHT

Allow for all work in preparing an

opening for the new smoke

rooflight.

s & vp

extract

fan duct

CYNLLUN MANWL

working drawing

460/04

1.50 @ A1

Ionawr 2020

byron

CYNLLUNIAU

plans and elevations

second and first floors

7 Laura Place,

Aberystwyth,

Ceredigion,

SY23 2AU

BYRON JENKINS MCIAT

YMGYNGHORI PENSAERNIOL A RHEOLAETH PROSIECTAU,

ARCHITECTURAL CONSULTANCY AND PROJECT MANAGEMENT

CAPEL AFAN, LLANAFAN, ABERYSTWYTH,

CEREDIGION SY23 4AY

byronwynjenkins@gmail.com

01974 261145

07974 099884