SECTIONAL PROPERTIES OF THE GIRDER

Width of Bridge = 10.7 MSpan of Girder = 30 M

C/C Spacing Of Girders =

NO. OF GIRDERS= 4NO. OF DIAPHRAGMS= 4

InputCOMPUTATION OF SECTION PROPERTIES

PROPERTIES OF MAIN GIRDER

CALCULATION OF EFFECTIVE FLANGE WIDTH

( i ) be=Span/4.0be= 7500 mm

( ii ) be=12hf + bw or 1/2 Width of top flange

be= 2390 mm

( iii ) be= C/C Spacing of Girder

be= 1250 mm

Therefore 1250 mmReduced 1126 mm

INPUT DATASpan 29.3

B1 = 700 mmB2 = 600 mmB3 = 180 mmB4 = 100 mm

St = 170 mmD1 = 1250 mmD2 = 130 mmD3 = 70 mmD4 = 100 mmD5 = 200 mmD6 = 200 mm

GIRDER SECTION

CONCRET = 28 Mpa = 4 KsiCONCRETE = 35 Mpa = 5 KsiCONCRETE = 35 Mpa = 5 Ksi

OUTPUT COMPOSITE SECTION ONLY GIRDERAREA (Ax) = 666300 = 453800AREA (Red = 645238 = 453800

= 826.8889 mm = 612.5393 mmM.O.I (Ix) ( = 1.57E+11 = 8.64E+10M.O.I (Iy) = 3E+10 = 1E+10SHEAR ARE = 255600 = 225000SHEAR ARE = 212500 =SECTION = 0.1901 = 0.1411SECTION M = 0.2651 = 0.1356

mm2 mm2

mm2 mm2

y' LOCATON OF N.A FROM BOTTOMmm4 mm4

mm4 mm4

mm2 mm2

mm2

m3 m3

m3 m3

PART B T C B/TSLAB 1126.11 170 ### 6.62TOP FLAN 738.1818 215 ### 3.43WEB 550 180 ### 3.06BOTTOM F 660.00 300 ### 2.20TOTAL ###

PROPERTIES OF EXTERIOR GIRDER

CALCULATION OF EFFECTIVE FLANGE WIDTH

( i ) be= be of Interior Girderbe= 1250 mm

( ii ) be= 1/2 be of Interior Girder + overhang

be= 1225 mm

INPUT COMPOSITE SECTION ONLY GIRDERTOTAL DEP = 1420 mm = 1250 mm

= 1225 mm = mm = 170 mm = mm = 700 mm = 700 mm = 130 mm = 130 mm = 160 mm = 160 mm = 70 mm = 70 mm = 100 mm = 100 mm = 70 mm = 70 mm = 100 mm = 100 mm = 100 mm = 100 mm = 180 mm = 180 mm = 210 mm = 210 mm = 200 mm = 200 mm = 600 mm = 600 mm = 200 mm = 200 mm

CONCRETE = 28 Mpa = 28 MpaCONCRETE = 34.5 Mpa = 34.5 MpaCONCRETE = 34.5 Mpa

TORSIONAL CONSTANT 'C' FOR MAIN GIRDER

mm4

B SLABD SLABB TOP FLANGED TOP FLANGEB TOP LARGE TRIANGLED TOP LARGE TRIANGLEB TOP RECTANGLED TOP RECTANGLEB TOP SMALL TRIANGLED TOP SMALL TRIANGLEB WEBB BOTTOM TRIANGLED BOTTOM TRIANGLEB BOTTOM FLANGED BOTTOM FLANGE

OUTPUT COMPOSITE SECTION ONLY GIRDERAREA (Ax) = 662050 = 453800AREA (Red = 641409 = 453800

= 823.8558 mm = 612.5393 mmM.O.I (Ix) = 1.56E+11 = 8.64E+10M.O.I (Iy) = 2.87E+10 = 1E+10SHEAR ARE = 255600 = 225000SHEAR ARE = 208250SECTION = 0.189614 = 0.1411SECTION M = 0.262041 = 0.1356

TORSIONAL CONSTANT C FOR EXTERIOR GIRDERPART B T C B/TSLAB 1103.58 170 ### 6.49TOP FLAN 738.1818 215 ### 3.43WEB 550 180 ### 3.06BOTTOM F 660.00 300 ### 2.20TOTAL 8E+09

PROPERTIES OF INTERIOR DIAPHRAGM

CALCULATION OF EFFECTIVE FLANGE WIDTH

( i ) be=12hf + bwbe= 2240

( i ) be=Span / 4.0

be= 937.5

( i ) be= C/C Spacing of Diaphragmbe= 10000

INPUTTOTAL DEPTH OF DIAPHRAGM = 1925 mm

= 937.5 mm = 170 mm

mm2 mm2

mm2 mm2

y' LOCATON OF N.A FROM BOTTOMmm4 mm4

mm4 mm4

mm2 mm2

mm2

m3 m3

m3 m3

mm4

B SLABD SLAB

= 200 mm = 1755 mm

OUTPUTAREA (Ax) = 510375

= 1178.06 mmM.O.I (Ix) = 2E+11M.O.I (Iy) = 1E+10SHEAR AREA (Ay) = 385000SHEAR AREA (Az) = 159375

TORSIONAL CONSTANT C FOR INTERIOR DIAPHRAGMPART B T C B/TSLAB 938 170 ### 5.51WEB 1755 200 ### 8.78TOTAL 5E+09

PROPERTIES OF EXTERIOR DIAPHRAGM

CALCULATION OF EFFECTIVE FLANGE WIDTH

( i ) be=0.8*Span/4.0be= 250

( i ) be=12*hf/2 + bw

be= 1220

INPUTTOTAL DEPTH OF DIAPHRA = 1925 mm

= 250 mm = 170 mm = 200 mm = 1755 mm

B WEBD WEB

mm2

y' LOCATON OF N.A FROM BOTTOMmm4

mm4

mm2

mm2

mm4

B SLABD SLABB WEBD WEB

OUTPUTAREA (Ax) = 393500

= 981.45 mm = 147.30 mm

M.O.I (Ix) = 1E+11M.O.I (Iy) = 1E+09SHEAR AREA (Ay) = 385000SHEAR AREA (Az) = 42500

TORSIONAL CONSTANT C FOR EXTERIOR DIAPHRAGMPART B T C B/TSLAB 250 170 ### 1.47WEB 1755 200 ### 8.78TOTAL 5E+09

mm2

y' LOCATON OF N.A FROM BOTTOMx' LOCATON OF N.A FROM LEFT

mm4

mm4

mm2

mm2

mm4

SECTIONAL PROPERTIES OF THE GIRDER

INPUT COMPOSITE SECTIONTOTAL DEPTH OF GIRDER = 1420.00 mm

1.00 = 1250.00 mm = 170.00 mm

2.00 = 700.00 mm = 130.00 mm

3.00 = 160.00 mm = 70.00 mm

4.00 = 100.00 mm = 70.00 mm

5.00 = 100.00 mm = 100.00 mm

6.00 = 180.00 mm7.00 = 210.00 mm

= 200.00 mm8.00 = 600.00 mm

= 200.00 mm

B SLABD SLABB TOP FLANGED TOP FLANGEB TOP TRIANGLED TOP TRIANGLEB TOP RECTANGLED TOP RECTANGLEB TOP TRIANGLED TOP TRIANGLEB WEBB BOTTOM TRIANGLED BOTTOM TRIANGLEB BOTTOM FLANGED BOTTOM FLANGE

TORSIONAL CONSTANT C FOR INTERIOR DIAPHRAGM

TORSIONAL CONSTANT C FOR EXTERIOR DIAPHRAGM

`

User Defined Sections data 29.3 36 36 36 36 36

B1 = 700 1000 1000 1000 1000 1000

B2 = 600 600 600 600 600 600B3 = 180 200 200 200 200 200B4 = 100 100 100 100 100 100

St = 170 225 225 225 225 225D1 = 1250 2200 2200 2200 2200 2200D2 = 130 130 130 130 130 130

ONLY GIRDER D3 = 70 70 70 70 70 701250.00 mm D4 = 100 100 100 100 100 100

mm D5 = 200 250 250 250 250 250mm D6 = 200 250 250 250 250 250

700.00 mm130.00 mm S.No. Section Cover160.00 mm X Y X Y70.00 mm 1.00 0.00 0.00

100.00 mm 2.00 300.00 0.00 225.00 0.0070.00 mm 3.00 300.00 200.00 225.00 200.00

100.00 mm 4.00 90.00 400.00 15.00 400.00100.00 mm 5.00 90.00 950.00 15.00 950.00180.00 mm 6.00 190.00 ###210.00 mm 7.00 350.00 ###200.00 mm 8.00 350.00 ###600.00 mm 9.00 -350.00 ###200.00 mm 10.00 -350.00 ###

11.00 -190.00 ###12.00 -90.00 950.00 -15.00 950.0013.00 -90.00 400.00 -15.00 400.0014.00 -300.00 200.00 -225.00 200.0015.00 -300.00 0.00 -225.00 0.0016.00 0.00 0.00

0.671.60

179.900.380.47

52.73

0.2157.38