Venkat Rigid Pavement Tables of Joints and Steel

TABLE of TABLES on TABLES on CEMENT C EMENT CONCRETE PAVEMENTS (RIGID PAVEMENTS) JOINT SPACINGS & PROVISION OF STEEL AT JOINTS

SLAB Thicknes s mm

Maximum Spacing of Transversal Contraction Joint (IRC:15 & IRC:58)

LONGITUDINAL JOINT

Maximum Spacing (IRC:15 & IRC:58)

Maximum width without Joint (IRC:57)

TIE BAR (ANCHOR BAR) at LONGITUDINAL

DOWEL BARS at

JOINTS

TRANSVERSAL JOINTS

Plain Bars (IRC:58) Diameter Max. (d) mm Spacing,

mm

Deformed (IRC:58)

Min. Max. Min. Length, Spacing, Length, mm mm mm

8 10 10 12

330 520 390 560

440 510 510 580

530 830 620 900

480 560 560 640

5.0 m

12

450

580

720

4.5 m

5.0 m

12

450

580

4.5 m

4.5 m

5.0 m

30 0

4.5 m

4.5 m

5.0 m

35 0

4.5 m

4.5 m

5.0 m

12 16 12 16 12 16

370 660 370 660 320 570

580 720 580 720 580 720

15 0

4.5 m

4.5 m

5.0 m

20 0

4.5 m

4.5 m

5.0 m

23 0

4.5 m

4.5 m

25 0

4.5 m

28 0

Plain bars (IRC:58)

Diameter (d) mm

Length, Spacing, mm mm

Not required 25

360

300

640

30

400

300

720

640

32

450

300

600 1060 600 1060 510 910

640 800 640 800 640 800

36

450

300

38

500

300

38

500

300

References References :: :: (1) IRC : 15 :: 2017 Standard Specifications and Code of Practice for Construction of Concrete Roads_Fifth Revision (2) IRC : 58 :: 2015 Guidelines for the design of plain, jointed rigid pavement for highways_Fourth revision (3) IRC : 57 :: 2006 Recommended practice for Sealing of joints in concrete pavement_First Revision

QUANTITIES OF STEEL KILOGRAMS per CUBIC METER OF CONCRETE REQUIRED CONCRETE  REQUIRED at JOINTS TIE BARS (ANCHOR BARS) at LONGITUDINAL JOINTS SLAB Thickness mm

Diameter (d) mm

Plain Bars for width of pavements

DOWEL BARS at TRANSVERSAL JOINTS

Deformed Bars for width of pavements

Width = 5.5 m

Width = 6m

Width = 7m

Width = 5.5 m

Width = 6m

Width = 7m

Diameter (d) mm

Plain Bars

Any Width

150

8

0.64

0.59

0.51

0.44

0.40

0.35

150

10

0.74

0.68

0.58

0.51

0.47

0.40

200

10

0.74

0.68

0.58

0.51

0.47

0.40

25

5.12

200

12

0.84

0.77

0.66

0.58

0.53

0.46

25

5.12

230

12

0.91

0.83

0.72

0.63

0.58

0.50

30

7.12

250

12

0.84

0.77

0.66

0.58

0.53

0.46

32

8.39

280

12

0.91

0.83

0.72

0.62

0.57

0.49

36

9.48

280

16

1.12

1.03

0.88

0.78

0.71

0.61

36

9.48

300

12

0.85

0.78

0.67

0.58

0.53

0.46

38

10.95

300

16

1.05

0.96

0.83

0.73

0.67

0.57

38

10.95

350

12

0.84

0.77

0.66

0.58

0.54

0.46

38

9.38

350

16

1.04

0.95

0.82

0.73

0.67

0.57

38

9.38

Not Required