20 ha wd
TRANSCRIPT
LoungeHall
Kitchen / Dining
Kitchen Conservatory
Garage
LoungeHall
Kitchen / Dining
Garage
Kitchen
Family Area
Currently shown as
a canopy over.
Soil pipe in high level boxing
WC
Utility
Flat ceiling over utility with 2
layers 150mm cross laid
insulation quilt to roof space with
insulated loft hatch.
100mm step down to garage
Extractor
Extractor
Extractor
UTILITY EXTRACTOR
Mechanical extractor min air
change 30ltrs/sec with 4000mmĮ
background ventilation
Boiler
Glazing N1
Safety glass to BS6206 to be provided to any
glazing within 800mm of floor level, any glazing in
doors within 1500mm of floor level and any glazing
in side panels within 1500mm of floor level.
Velux PO8
GGU 0059
Velux PO8
GGU 0059
Velux PO8
GGU 0059
WC EXTRACTOR
Mechanical extractor
6ltrs/sec air change with
15min overrun
KITCHEN EXTRACTOR
Mechanical extractor min air
change 30ltrs/sec with 4000mmĮ
background ventilation
Ex window
to be blocked up
Part P Electrics
Electrics to be installed or certified by Part P Electrician
RWP &
BIG
BIG
RWP &
BIG
Currently shown as
a canopy over.
ROOF CONSTRUCTION
100 x 50mm treated sw wallplate strapped to wall
225 x 50mm C16 hip rafters
200 x 50mm ceiling chords over garage and utility
200 x 50mm treated sw C16 rafters @16Á at 400mm ctrs
Rafters to be doubled up adjacent to roof light opening
Roof light opening to be trimmed with 200 x 50mm timbers
30 x 5mm ms restraint straps at 2m max ctrs
Flat section of roof below landing
window lined with 18mm marine
ply and covered with code 4 lead
laid to fall away from wall.
Foundations to have min 600mm min
cover and be taken down to a depth
agreed on site with LABC. Any existing
drains passing under extension shall be
inspected for integrity and replaced
where necessary. Drains to be encased
in 150mm concrete. Where drains pass
through sub walls a concrete lintel shall
be provided over.
Floor to comprise 150mm concrete slab on separation layer
on 100mm Kingspan Kooltherm K3 insulation providing a
U-Value of 0.17W/mĮK on 2000g DPM on 150mm well
compacted selected hardcore
SVP boxing to be filled with
glassfibre insulation quilt and
finished with 12.5mm
Soundbloc platerboard.
New walls to comprise 100mm facing
bricks, 50mm clear cavity, 50mm
Kingspan Kooltherm K8 insulation with
100mm medium density blockwork giving
U-value of 0.27W/mĮ ÁK.
All structural steel beams to be
encased with 2 layers 12.5mm pbd and
skim to provide 1hr fire resistance.
Use Sandtoft 20/20 tiles on sarking felt on
18mm sarking board with 75mm Kingspan
Kooltherm K7 between rafters maintaining
50mm ventilation space between insulation
and underside of sarking board. Rafters to
be battened out to accommodate insulation
and finished with 62.5mm Kooltherm K18
insulated plasterboard providing a U-Value
of 0.18W/mĮK.
KITCHEN
FAMILY
ROOM
Velux PO8 GGU 0059
NORTH
Project Title
Job No.
Drawn By
Drawing No.
Checked By
Revision
Drawing Title
Scale Authorised By
Date Date Date
Original Sheet Size A1 Do Not Scale From This Drawing
Rev. Description Drawn Date
16 Pilch Lane East, Huyton, Merseyside, L36 4HZ
T: 07799 061950 E: [email protected]
W: nmwdesign.weebly.com
This drawing is the copyright of NMW Design. It must not be reproduced or used in
any form without the express written permission of NMW Design.
All dimensions to be checked on site prior to commencement of any works.
Do not scale from this drawing only use written dimensions.
The contractor is to verify all dimensions, heights and levels prior to
commencement of work.
Any discrepancies are to be reported immediately to NMW Design.
No encroachment is to be made onto any neighbouring property without obtaining
the written permission of the neighbour.
The contractor shall visit the site and familiarise himself with the project prior to
preparing his estimate. He shall allow in his price for any detail whether indicated or
not which may be reasonably considered necessary to ensure a neat and
structurally sound and workmanlike job.
The contractor shall issue all statutory notices to the Local Authority prior to
commencement, during progress and completion of the works.
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Typical new wall insulation detail
Existing Rear Elevation Existing Side Elevation Existing Front Elevation
Proposed Rear Elevation Proposed Side Elevation Proposed Front Elevation
Existing Ground Floor Plan
Proposed Ground Floor Layout
Proposed Garage, Utility, WC &
Kitchen Family Room Extension
Proposed Plans & Elevations
1/50
NMWard
01/13
Mr & Mrs N Isherwood
20 Heathmoor Avenue
Lowton
20HA/WD01
1/100
Proposed Roof Plan Typical Section Through
Location Plan (1/1250)