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| Grade Designation of pavers Blocks |
Recommended Minimum Paver Block Thickness (mm) |
Traffic Examples of Application |
| M-30 |
50 |
Building Premises, monument premises, landscapes, public gardens/parks, domestic drives, paths and patios, embankment stopes, and sand stabilization area etc. |
| M-35 |
60 |
Pedestrain plazas, Shopping complexes ramps, car parks, office driveways, housing Colonies, office complexes, rural roads with low volume traffic, farm houses, beach sites, tourist resorts local authority footways, residential roads, etc. |
| M-40 |
80 |
City streets, small and medium market roads low volume roads, utility cuts on arterial roads, etc. |
| M-50 |
100 |
Bus terminals, industrial complexes, mandi houses, road on expansive soils, factory floor, service stations, industrial pavements etc. |
| M-55 |
120 |
Container terminals, ports, docks yards, mine access road, bulk cargo handling areas, airport pavements. |
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| S.No. |
Pavers Block Thickness (mm) |
Correction Factor for |
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Plain Block |
Arrised/Chamfered |
| (1) |
(2) |
(3) |
(4) |
| i) |
50 |
0.96 |
1.30 |
| ii) |
60 |
1.00 |
1.06 |
| iii) |
80 |
1.12 |
1.18 |
| iv) |
100 |
1.18 |
1.24 |
| v) |
120 |
1.28 |
1.34 |
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| For other thickness opf paver blocks between 50 mm and 120 mm, liner extrapolation of concrete factor shall be made |
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| Basket Weave |
Basket Weave-2&3
fold |
Basket Weave-single
& double |
Diagonal |
Herringbone |
Running & Stack
Bond |
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| Running Bond - Quarter Brick |
Running Bond-Half Brick |
Stack Bond |
Boxed Basketwave |
Single Basketwave |
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| S.No. |
Dimensions |
Measurement Method, Ref to |
Recommended Value |
Tolerance Limit for Paver Block |
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Thickness |
Thickness |
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 100 mm |
 100 mm |
| (1) |
(2) |
(3) |
(4) |
(5) |
(6) |
| i) |
With, W |
Annex B |
To be specified by manufacturere |
± 2 mm |
± 3 mm |
| ii) |
Length L |
Annex B |
To be specified by manufacturere |
± 2 mm |
± 3 mm |
| iii) |
Thickness, T |
Annex B |
50 to 120 mm |
± 3 mm |
± 4 mm |
| iv) |
Aspect Ratio |
Annex B |
Maximum : 4.0 |
+0.2 + 0.2 |
(L/T) |
| v) |
Arris/chmfer |
Annex B |
Maximum : 5 mm
Minimum : 7 mm |
± 1 mm |
± 1 mm |
| vi) |
Thickness of wearing layer |
6.2.3 |
Maximum : 6 mm |
+ 2 mm |
+ 2 mm |
| vii) |
Plan Area Asw |
Annex B |
Maximum : 0.03 m2 |
+0.001m2 |
+0.001m1 |
| viii) |
Wearing area, Asw |
Annex B |
Maximum 75 percent of plan Area |
-1 percent |
-1 percent |
| ix) |
Squareness |
Annex B |
Nil |
± 2 mm |
± 3 mm |
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| Traffic and Road Type |
Subgrade CBR (%) |
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Above 10 |
5-10 |
- Cycle Tracks, Pedestrain Footpaths
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Blocks
Sand Bed
Base |
60
20-30
200 |
60
20-30
200 |
- Commercial Traffic Axle Load Repetitions less than 10 msa
- Residential Streets
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Blocks
Sand Bed
WBM/WMM Base
Granular Sub-base |
60-80
20-40
250
200 |
60-80
20-40
250
250 |
- Comerical Traffic Axle Load Repetitions 10-20 msa
- Collector Streets, Industrial Streets, Bus and Truck Parking Areas
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Blocks
Sand Bed
WBM/WMM Base
Granular Sub-base |
80-100
20-40
250
200 |
80-100
20-40
250
250 |
- Commerccial Traffic Axle Load Repetitions 20-50 msa
- Arterial Streets
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Blocks
Sand Bed
WBM/WMM Base
Or WBM/WMM Base
and DLC Over it*
Granular Sub-base
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80-100
20-40
250
150
75
200 |
80-100
20-40
250
150
75
250 |
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| Note : 1. Thickness of layers given above are in mm |
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| Note : 1. A Typical cross section of block pavement for heavily trafficked roads |
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Paver blocks
Chequered tiles |
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NHAI
Larsen & Toubro |
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