Minera Trusses Limited Five Crosses Industrial Estate, Minera, Wrexham LL11 3RD Email: [email protected] • Telephone: (01978) 758869 www.minera-rooftrusses.com

Attic Trusses Site Infill Detail 1/2

NUMBER OF MULTIPLE TRUSSES TO BE DETERMINDED FOR EACH INDIVUAL ROOF BY MINERA ROOF TRUSSES. Support bearer fixed to multiple trusses.

Jack birdsmouthed over at ridge (alternatively a jiy hanger may be supplied).

Purlin Trimming THIS DIAGRAM IS FOR ILLUSTRATION supporting for roof PURPOSES ONLY. ALWAYS REFER TO light birdsmouthed YOUR TRUSSED ROOF LAYOUT. jack rafters to bear on multiple trusses each side of opening.

Trimming at stairwell

Multiple trusses each side of rooflight or dormer to carry infill Floor trimmed around timbers or cut trusses stairwell fixed to multiple (see note 6 below). trusses on proprietary hangers or load bearing walls where possible.

Notes: 1. Sizes of structural timber to be extracted from Minera Roof Trusses blue 5. Loose floor joist section to be same as truss section. coloured loose timber take o sheet (see notes for additions). 6. Multiple trusses to have bottom members bolted together and all 2 Roof trusses can be supplied to be cut on site in lieu of loose timber other members nailed together, in accordance with Minera Roof design permits. Trusses fixing detail sheet. Minera can supply bolts on request. 3. Maximum width of openings to be determined by Minera Roof Trusses 7. Any notching or drilling of any piece of timber in an roof is not for each individual roof. permitted (see notes for amendments and additions). 4. Dormer cheeks to bear on rafters of multiple trusses.

Drawing Number: MRT-SD-22 Connect with us: Designer: BS5268 Last Revised: July 2016 Company Registration Number: 1325682