SUPPLEMENTS SPAN TABLE NUMBERS
AS 1684.2

FLOOR BEARERS
     TABLE 1 - Floor load width 1200 mm
     TABLE 2 - Floor load width 2400 mm
     TABLE 3 - Floor load width 3600 mm
     TABLE 4 - Floor load width 4800 mm
     TABLE 5 - Supporting floor load only

      TABLE 6 FLOOR JOISTS
      May support loadbearing walls perpendicular to joists

WALL STUDS - single or upper storey
     TABLE 7 - Not notched
     TABLE 8 - Notched 20mm

STUDS SUPPORTING CONCENTRATED LOADS
     TABLE 9 - Not notched
     TABLE 10 - Notched to 20mm

     TABLE 11 JAMB STUDS - Single or upper storey

INTERNAL LOADBEARING WALL STUDS single or upper storey
     TABLE 12 Not notched
     TABLE 13 Notched to 20mm

PLATES
     TABLE 14 BOTTOM PLATES - Supporting single or upper storey
     TABLE 15 TOP PLATES - Sheet roof - Single or upper storey
     TABLE 16 TOP PLATES - Tile roof - Single or upper storey

LINTELS
     TABLE 17 - Sheet roof - single or upper storey loadbearing walls
     TABLE 18 - Tile roof - single or upper storey loadbearing walls
     TABLE 19 - Sheet roof - supporting concentrated roof loads
     TABLE 20 -Tile roof - supporting concentrated roof loads

CEILING JOISTS
     TABLE 21 - Supporting ceiling loads (no overbatten)
     TABLE 22 - Supporting ceiling loads (with overbatten)

BEAMS
     TABLE 23 HANGING BEAMS - Supporting ceiling loads
     TABLE 24 COUNTER BEAMS
     TABLE 25 STRUTTING / HANGING BEAMS, Supporting roof & ceiling loads
     TABLE 26 STRUTTING / COUNTER BEAMS, Supporting roof & ceiling loads
     TABLE 27 STRUTTING BEAMS

     TABLE 28 UNDERPURLINS

     TABLE 29 RAFTERS OR PURLINS

RIDGE OR INTERMEDIATE BEAMS
     TABLE 30 - Single span
     TABLE 31 - Continuous span

     TABLE 32 - ROOF BATTENS - Supporting roofing only


Tables fro two (2) storey construction

FLOOR BEARERS Supporting two storey loadbearing walls
     TABLE 33 - lower floor load width 1800 mm
     TABLE 34 - lower floor load width 3600 mm
     TABLE 35 - Lower storey of two storey, Supporting upper and lower floor loads only

WALL STUDS
     TABLE 36 Not notched lower storey loadbearing walls
      TABLE 37 Notched to 20 mm lower storey loadbearing walls
      TABLE 38 Not notched Supporting concentrated floor loads
      TABLE 39 Notched to 20mm Supporting concentrated floor loads
JAMB STUDS Lower storey of two storey
     TABLE 40 - upper floor load width 1800 mm
     TABLE 41 - upper floor load width 3600 mm
     TABLE 42 - upper floor load width 4800 mm
WALL STUDS
     TABLE 43 - Not notched supporting floor loads only
     TABLE 44 - Notched to 20mm supporting floor loads only PLATES

PLATES
     TABLE 45 BOTTOM PLATES - Lower storey of two storey
     TABLE 46 TOP PLATES - Lower storey of two storey

LINTELS
     TABLE 47 - Sheet Roof - Lower storey loadbearing walls
     TABLE 48 - Tile Roof - Lower storey loadbearing walls


     TABLE 49 DECK BEARERS- more than 1 m off the ground
     TABLE 50 DECK JOISTS - more than 1 m off the ground

     TABLE 51A VERANDAH BEAMS - Single span
     TABLE 52A VERANDAH BEAMS - Continuous span
     TABLE 53 POSTS SUPPORTING ROOF AND/OR FLOOR LOADS

back to Timber Framing contents page