It is necessary to know the permitted axle load limits and gross vehicle weights, as a driver, truck owner or loader. The axle load limits for the various axle/wheel configurations, maximum gross vehicle weight, maximum vehicle dimensions and the minimum fines for excess axle load or gross vehicle weight are set in the Traffic Act (Cap. 403).
Legal Limits for Vehicles
Permissible Maximum Axle Loads
| Axle Group (with Pneumatic Tyres) | Maximum Axle Load (Kg) | |
| A | Single Steering Axle (2 wheels fitted with single tyres) | 8,000 |
| B | Single Axle (4 wheels fitted with dual tyres) | 10,000 |
| C | Tandem Axle Group (8 wheels- dual tyres) | 18,000 |
| D | Triple Axle Group (12 wheels-dual tyres) | 24,000 |
Maximum Gross Vehicle Weights
| Vehicle and Axle Configuration(Pneumatic Tyres) | Maximum Gross Vehicle Weight (Kg) | |
| A | Vehicle with 2 axles | 18,000 |
| B | Vehicle with 3 axles | 26,000 |
| C | Vehicle and semi-trailer with total of 3 axles | 28,000 |
| D | Vehicle with 4 axles | 30,000 |
| E | Vehicle and semi-trailer with total of 4 axles | 36,000 |
| F | Vehicle and drawbar trailer with total of 4 axles | 36,000 |
| G | Vehicle and semi-trailer with total of 5 axles | 44,000 |
| H | Vehicle and drawbar trailer with total of 5 axles | 44,000 |
| I | Vehicle and semi-trailer with total of 6 axles | 50,000 |
| J | Vehicle and drawbar trailer with total of 6 axles | 52,000 |
Weighbridges Bulk Liquid Tankers
Additional Requirements for Bulk Liquid Tankers at all Weighbridge Stations in kenya
Bulk Liquid Tankers
| Type of Vehicle or Trailer | Maximum Volume Bulk Liquid Tank (Cubic Meters) |
| Two axle goods vehicle not exceeding 7,000 kg tare weight | 11 |
| Three axle goods vehicle not exceeding 7,000 kg tare weight | 18 |
| Three axle goods vehicle whose tare weight exceeds7,000 kg but does not exceed 10,000 kg | 14 |
| Two axle draw bar trailer not exceeding 6,000 kg tare weight | 12 |
| Three axle draw bar trailer not exceeding 8,000 kg tare weight | 17 |
| Three axle semi-trailer drawn by a three axle prime mover not exceeding 18,000 kg total tare weight | 35 |
| Three axle semi-trailer drawn by a two axle prime mover not exceeding 17,000 kg total tare weight | 28 |
| Two axle semi-trailer drawn by a three axle prime mover not exceeding 17,000 kg total tare weight | 24 |
| Two axle semi-trailer drawn by a two axle prime mover not exceeding 15,000 kg total tare weight | 19 |
Source: KTA
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