Roof Trusses

Posi-Joist TM

LaminatedTimber Beams

Room in the Roof

Timber Frame Panels

Infill Timbers& Metalwork

Posi-Joist Standard Installation Details

End DetailsPSD01 - Posi-Joist To Girder DetailPSD02 - Bottom Chord Support Timber Frame External (With Ring Beam And Packer)PSD03 - Bottom Chord Support Timber Frame Internal (With Restraint Noggings)PSD04 - Top Chord Support Timber Frame Internal or ExternalPSD05 - Bottom Chord Support Masonry On Hanger With Top Nogging RestraintPSD06 - Bottom Chord Support Masonry Built InPSD07 - Top Chord Support Masonry Built InPSD08 - Bottom Chord Support Flush To Steel Beam PSD09 - Top Chord Support To Downstand Steel Beam

Internal DetailsPSD10 - Bottom Chord Support Timber Frame Internal Lapped (With Full Depth Strutting)PSD11 - Bottom Chord Support Timber Frame Internal Continuous (With Full Depth Strutting If Required)PSD12 - Bottom Chord Support Masonry Internal LappedPSD13 - Bottom Chord Support Masonry Internal Continuous Or Butting EndsPSD14 - Bottom Chord Support Masonry Internal Continuous With Solid Timber Block

Partition DetailsPSD15 - Non-Loadbearing Partitions Parallel To Posi-JoistsPSD16 - Non-Loadbearing Partitions Parallel To Posi-Joists (Alternative Nogging Support Detail)

Duct DetailPSD17 - Maximum Duct Sizes

Staircase Openings DetailsPSD18 - 2 Ply Posi-Joist Trimming Girder and Posi-Joist Trimmer BeamPSD19 - 3 Ply Posi-Joist Trimming Girder and Posi-Joist Trimmer BeamPSD20 - Posi-Joist Trimming Girder and EWP Trimmer BeamPSD21 - Posi-Joist Trimming Girder and Solid Timber Trimmer Beam On HangersPSD22 - Solid Timber Or EWP Trimmer Beam Slotted Through Posi-Joist Trimming Girder PSD23 - EWP Stair Trimmer and Posi-Joist Trimmer Beam

Strongback DetailsPSD24 - Strongback Detail (Fixed To Site Added Blocks)PSD25 - Strongback Detail (Fixed To Built In Vertical Webs)PSD26 - Strongback Bridging (Fixed To Built In Vertical Webs) PSD27 - Strongback splice (Fixed To Site Added Blocks)

Restraint DetailsPSD28 - Horizontal Restraint Strap Fixed To Strongback PSD29 - Horizontal Restraint Strap Fixed To Nogging

Compartment Floor DetailPSD30 - Typical Timber Frame Compartment Floor / Party Wall Detail

SVP DetailsPSD31 -Fixing Round SVP Using Bearer Plates PSD32 - Fixing Round SVP Using Timber Trimmer

Block DetailsPSD33 - General Support Details Site Length AdjustmentPSD34 - General Support Details Internal Blocked Bearing Detail

Contents

Posi-Joist to Girder Detail

PSD01

Bottom Chord SupportTimber Frame External (With Ring Beam And Packer)

PSD02

Bottom Chord SupportTimber Frame Internal (With Restraint Noggings)

PSD03

PSD04

Top Chord Support Timber Frame Internal or External

PSD05

Bottom Chord Support Masonry On Hanger With Top Nogging Restraint

PSD06

Bottom Chord Support Masonry Built In

PSD07

Top Chord Support Masonry Built In

PSD08

Bottom Chord Support Flush To Steel Beam

PSD09

Top Chord Support To Downstand Steel Beam

PSD10

Bottom Chord Support Timber Frame Internal Lapped (With Full Depth Strutting)

PSD11

Bottom Chord Support Timber Frame Internal Continuous (With Full Depth

Strutting If Required)

PSD12

Bottom Chord Support Masonry Internal Lapped

PSD13

Bottom Chord Support Masonry Internal Continuous Or Butting Ends

PSD14

Bottom Chord Support Masonry Internal Continuous With Solid Timber Block

PSD15

Non-Loadbearing Partitions Parallel To Posi-Joists

PSD16

Non-Loadbearing Partitions Parallel To Posi-Joists (Alternative Nogging Support Detail)

PSD17

Maximum Duct Sizes

PSD18

Staircase Opening With 2 Ply Posi-Joist Trimming Girder & Posi-Joist Trimmer Beam

PSD19

Staircase Opening With 3 Ply Posi-Joist Trimming Girder & Posi-Joist Trimmer Beam

PSD20

Staircase Opening With Posi-Joist Trimming Girder & EWP Trimmer Beam

PSD21

Staircase Opening With Posi-Joist Trimming Girder & Solid Timber Trimmer On Hangers

PSD22

Staircase Opening With Solid Timber Or EWP Trimmer Beam Slotted Through Posi-Joist Trimming Girder

PSD23

Staircase Opening With EWP Stair Trimmer And Posi-Joist Trimmer Beam

PSD24

Strongback Detail (Fixed To Site Added Blocks)

PSD25

Strongback Detail (Fixed To Built In Vertical Webs)

PSD26

Strongback Bridging (Fixed To Built In Vertical Webs)

PSD27

Strongback Splice (Fixed To Site Added Blocks)

PSD28

Horizontal Restraint Strap Fixed To Strongback

PSD29

Horizontal RestraintStrap Fixed To Noggin

PSD30

Typical Timber Frame Compartment Floor / Party Wall Detail

PSD31

Fixing Round SVP Using Bearer Plates

PSD32

Fixing Round SVPUsing Timber Trimmer

PSD33

General Support DetailsSite Length Adjustment

PSD01

General Support DetailsInternal Blocked Bearing Detail

Notes

Notes

Notes

DWB Roof Truss LimitedStockholm Road, Sutton Fields Industrial Estate,Hull, East Yorkshire, HU7 0XW

T: 01482 833313 F: 01482 830632 E: hull@dwbgroup.co.uk

DWB Boston LimitedUnits C2-5, Boston Trade Park, Norfolk Street, Boston, Lincolnshire, PE21 9HG

T: 01205 362468 F: 0105 350892E: boston@dwbgroup.co.uk

DWB Anglia LimitedMapledean Industrial Estate, Maldon Road, Latchingdon, Essex, CM3 6LG

T: 01205 744455 F: 01205 744976 E: anglia@dwbgroup.co.uk

DWB Design Centre (Midlands)118 Hickman Road, Galley Common, NuneatonWarwickshire, CV10 9NG

T: 07980 710102 F: 02476 396818 E: dave.a@dwbgroup.co.uk

SD-DWB-0.9.2