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VIETNAM AUTOMOBILE TECHNICAL REGULATIONS OF WEIGHT AND DIMENSIONS (QCVN…
VIETNAM AUTOMOBILE TECHNICAL REGULATIONS OF WEIGHT AND DIMENSIONS
(QCVN 09:2024/BGTVT)
DIMENSION
Length
Dump truck
(xe tự đổ)
Total number of axles = 2
Total gross weight less than 5 tons
Maximum length: 5,0 (m)
Total gross weight from 5 tons to under 10 tons
Maximum length: 6,0 (m)
Total gross weight 10 tons or more
Maximum length: 7,0 (m)
Total number of axles = 3
Maximum length: 7,8 (m)
Total number of axles = 4
Maximum length: 9,3 (m)
Total number of axles = 5 :
Maximum length: 10,2 (m)
Articulated passenger vehicles (Xe khách nối toa)
Maximum length: 20,0 (m)
Other types of vehicles
Maximum length: 12,2 (m)
Width
Not greater than 2,5 (m)
Height
Double-deck passenger vehicles
Not greater than 4,2 (m)
Other types of vehicles
Not greater than 4,0 (m)
WEIGHT
Axle load limit
Single axle
10 tons
Tandem axle (2 axles)
Axle spacing (d): d<1,0 (m)
11 tons
Axle spacing (d): 1,0 (m) ≤ d < 1,3 (m)
16 tons
Axle spacing (d): d ≥ 1,3 (m)
18 tons
Tridem axle (3 axles)
Axle spacing (minimum) (d): d ≤ 1.3 m
21 tons
Axle spacing (minimum) (d): d > 1.3 m
24 tons
Gross vehicle weight limit
2-axle vehicle
16 tons
3-axle vehicle
24 tons
4-axle vehicle
30 tons
5-axle (or more) vehicle
Axle span ≤ 7 m
32 tons
Axle span > 7 m
34 tons
KEY PRINCIPLES
More axles = higher allowed weight
Wider axle spacing = higher allowed load