Standard bowling alley, which includes shallow trench dividing board between the wells and the takeoff zone, must be made of wood. However, the edge of the deck pins, tail boards, separating board, shallow gutters and moldings can be reinforced fiber, or other synthetic material.
The total length of the standard track is 62 feet, 10 3/16 inches from the line to throw well with a tolerance of about 1/2 inch. Track width is equal to 41 1/2 inches with a half inch seam allowance admissible. Maximum tolerance in 40/1000 inch at its assigned horizontal. The length of the takeoff area should not be less than 15 feet, with a tolerance at its horizontality quarter inch. The line width of the cast can not be less than 3/8 inch and not greater than 1 inch. This line should be clearly applied to or embedded in the track and pass from one to the other or from one wall to the other stands that share track.
The point at which the pins are set, must be clearly marked on the track (they can also be embedded in it). The diameter of each such point 2 1/4 inches. The distance between the centers of adjacent dots must be 12 inches.
Bowling pins are made of durable and solid maple. Each pin is made from a wooden piece or consists of two or more parts. Standard wooden skittle and bowling, which has a plastic coating, weighs less than 3 pounds and 2 ounces and no more than 3 pounds and 10 ounces. The weight of each synthetic bowling not less than 3 pounds and 4 oz and no more than 3 pounds and 6 ounces. The weight of each set of pins should not vary by more than four ounces; all the pins must have the same structure, appearance, decoration, marking and marking the narrow portion. The height of individual pins 15 inches with a tolerance of 1/32 inch.
Standard bowling ball is made of a nonmetallic composite material. Its circumference does not exceed 27 inches, and weight - 16 pounds. Remaking the world, associated with an increase in its weight or imbalance is prohibited. Plugs may be specified only for the purpose of drilling new holes; Design elements can be introduced into the bowl as a guide or as a means of identification is flush with the outer surface of the ball, and should consist of a material similar to the composition of which comprises a ball. On the outer surface of the ball is not allowed to use any foreign material.