Lanes are typically 8' wide. Hiway lanes are 10'
The width of the road.
The width of the contact patch of the tire on the road.
The ideal handlebar width for a road bike is typically determined by the rider's shoulder width. A general guideline is to choose a handlebar width that is equal to the width of your shoulders for optimal comfort and control while riding.
The standard bottom bracket width for most road bikes is 68mm or 70mm.
The recommended 700c rim width for optimal performance on a road bike is typically between 19mm to 25mm.
"road narrows" means that the road gets smaller in width. because of space or anything else. this is a warning to wide trucks.
Malaysia minimum lane width is 2.75 meter according to JKR U2 and this width only applicable for local streets lane they have pavement roads.
The recommended drop bar width for optimal comfort and performance on a road bike is typically based on the rider's shoulder width. A general guideline is to choose a drop bar width that is equal to the width of your shoulders for the best fit and comfort. This can help improve handling and reduce strain on your arms and shoulders while riding.
the normal road width.
The average width of a rural two-lane road is typically between 20 to 24 feet. This width allows for two lanes of traffic, one in each direction, with enough room for vehicles to safely pass each other.
The recommended 700cc tire size for a road bike is typically between 23mm and 28mm in width.
The widest 700c tire available for road bikes is typically around 32mm to 35mm in width.