The Road Vehicles (Authorised Weight) Regulations 1998

Regulation 4(1)(a)

SCHEDULE 1 MAXIMUM AUTHORISED WEIGHTS FOR VEHICLES

Weight not to be exceeded in any circumstances

1.—(1) Subject to paragraph 2, the maximum authorised weight for a vehicle of a description specified in column (2) of an item in Table 1 below and having the number of axles specified in column (3) shall be the weight specified in column (4) of the item.

TABLE 1

(1)	(2)	(3)	(4)
Item	Description of vehicle	Number of axles	Maximum authorised weight (kg)
1.	Rigid motor vehicle	2	18000
2.	Tractor unit	2	18000
3.	Trailer which is not a semi-trailer or a centre-axle trailer	2	18000
4.	Trailer which is not a semi-trailer or centre-axle trailer	3 or more	24000
5.	Rigid motor vehicle which satisfies at least one of the conditions specified in sub-paragraph (2)	3	26000
6.	Rigid motor vehicle not falling within item 5	3	25000
7.	Tractor unit which satisfies at least one of the conditions specified in sub-paragraph (2)	3 or more	26000
8.	Tractor unit not falling within item 7	3 or more	25000
9.	Articulated bus	Any number	28000
10.	Rigid motor vehicle which satisfies at least one of the conditions specified in sub-paragraph (2)	4 or more	32000
11.	Rigid motor vehicle not falling within item 10	4 or more	30000

(2) The conditions referred to in items 5, 7 and 10 of Table 1 are that–

(a) the driving axle if it is not a steering axle is fitted with twin tyres and road friendly suspension; or

(b) each driving axle is fitted with twin tyres and the maximum weight for each axle does not exceed 9500 kg.

Weight by reference to axle spacing

2.  For a vehicle of a description specified in column (2) of an item in Table 2 below and having the number of axles specified in column (3) of that item, the authorised weight in kilograms shall be the number equal to the product of the distance measured in metres between the foremost and rearmost axles of the vehicle multiplied by the factor specified in column (4) and rounded up to the nearest 10 kg, if that number is less than the maximum authorised weight determined in accordance with paragraph 1.

TABLE 2

(1)	(2)	(3)	(4)
Item	Description of vehicle	Number of axles	Factor to determine maximum authorised weight
1.	Rigid motor vehicle	2	6000
2.	Tractor unit	2	6000
3.	Trailer which is not a semi-trailer or centre-axle trailer	2	6000
4.	Rigid motor vehicle	3	5500
5.	Tractor unit	3 or more	6000
6.	Trailer which is not a semi-trailer or centre-axle trailer	3 or more	5000
7.	Rigid motor vehicle	4 or more	5000
8.	Articulated bus	Any number	5000