LogCabinMobileHomes-London

LogCabinMobileHomePlans12-London

 

SPECIFICATION

 

FRAME MATERIALS

 

  • Structural timber to be Scandinavian softwood from sustainable sources graded to comply with our consulting engineers requirements.

 

  • Timber treated with preservative in accordance with BS 5268 Part 5 1976 to comply with current Building Regulation requirements.

 

  • Sheathing to be 9mm thick OSB (orientated strand board).

 

  • Structural fixings to be rust proofed.

 

  • All timber and wood based products on this contract will be FSC/PEFC certified.

 

EXTERNAL WALLS

 

  • Manufactured in panels 2400mm nom high 50 x 150mm finished (38 x 140mm stud at 600mm max centres clad with 9mm OSB sheathing).

 

  • Breather membrane to BS4016 1966 pre-fixed to panels at works with nylon tape to indicate stud positions. The breather membrane will be extended at the sides and bottom of panels to form sufficient laps

 

  • Apertures in panels have lintels and cripple studs as specified by our engineer.

 

INTERNAL WALLS

 

  • Manufactured as panels 2400mm nom high 38 x 89mm stud at 600mm max centres with restraining noggins as required.  Apertures formed as required with all necessary lintels and cripple studs incorporated in panels.

 

  • When walls occur along the central axis of the unit they will be manufactured No.2 x 38x50mm studs walls joined together allowing for separation. If these are load-bearing partitions they may be clad internally with 9mmOSB subject to Engineering appraisal.

 

 

PLASTERBOARD SUPPORTS AND ADDITIONAL STUDS

 

  • Additional noggins or studs pre-fixed in panels to provide support for plasterboard at all junctions.

 

  • All necessary additional support studs (below trimmers, beams etc) pre-fixed in panels and marked for precise location on site.

 

GABLE PANELS

 

  • Manufactured as external or internal walls to match roof profile.

 

CHASSIS AND FLOOR

 

  • NORMAL DOMESTIC LOADING

 

  • The floor will be constructed using a primary chassis (to each half of the structure) comprising Glulam beams that will be pre-drilled for connection on site.

 

  • The secondary floor construction will be 18mm OSB chipboard supported by 50 x 150 joists at 600mm max. centres with 9mmOSB underneath. 177mm total depth.

 

  • Insulation in the floor zone will be provided by 75mm Kingspan (or similar) insulation with reflective foil.

 

ROOF COMPONENTS 

 

  • The roof construction will comprise 45x145mm Rafters supported by a composite Glulam ridge beam. 11mm OSB deck. Felt and Batten.

 

  • 32 x 200 PSE softwood fascia

 

  • 32 x 150 softwood bargeboard

 

  • Softwood Soffit

 

 

FIXINGS AND SUNDRY MATERIALS

 

  • All necessary nails, bolts, connectors and fixings provided.

 

  • PVA adhesive provided for tongues on chipboard floors.

 

INSULATION

 

 

  • The floors will be insulated with 75mm Kingspan insulation (as above).

 

  • The Roof, External and Internal wall insulation is excluded.

 

EXTERNAL CLADDING

  • The building will be clad externally with 19mm thick T&G Factory Painted Timber Cladding.  Cape Cod Style.

 

INTERNAL LININGS

  • Excluded.

 

ELECTRICS

  • Excluded.

 

PLUMBING

  • Excluded.

 

WINDOW AND DOORS

  •     Excluded.

 

FLOOR FINISH

  • Excluded above 18mmOSB deck.

 

TOILET AND BATHROOMS

  • Excluded.

 

KITCHEN

  • Excluded.

 

INTERNAL CARPENTRY

  • Excluded.

 

DELIVERY AND TRUCKING

  • 40FT Artic

 

SCAFFOLDING

  • Scaffold tower included.

 

MACHINERY

  • Site Machinery. Excluded. 

 

DRAWINGS AND ENGINEERING

 

  • 3 full sets of drawings; floor plan, four side elevations and profile.

 

  • The structure has been designed with the client to accordance with the definition of Caravan, in that it has been designed to stand in two self-supporting sections that can be transported off-site, In that: (a) the central ridge beam is manufactured in two separate length joint together by means of bolts and clamps (b) centrally running partition walls are made from 2 x unconnected panels allowing separation (c) incorporates 2 x specially constructed Glulam floor cassettes manufactured to allow lifting of the structure with crane and cradle or movement of the structure with a temporary wheeled chassis.

 

SCOPE OF WORKS

 

  • Design and Engineering.

 

  • Structural Frame Fabrication.

 

  • Delivery and Erection of the Structural Shell.

 

  • Supply and Fit Larch Cladding.