Tapersplit shakes have a natural taper that is similar to the taper of a shingle. Straight-. split shakes are of the same thickness throughout the length of the shake. No. 1 Handsplit and tapersawn shakes of clear heartwood with no more than 20% flat-grained pieces in.
The axle load of a wheeled vehicle is the total weight felt by the roadway for all wheels connected to a given axle.Viewed another way, it is the fraction of total vehicle weight resting on a given axle.xle load is an important design consideration in the engineering of roadways and railways, as both are designed to tolerate a maximum weight-per-axle (axle load); exceeding the maximum rated axle load will cause damage to the roadway or rail tracks.
It provides for up to 48,000 pounds per tandem axle if the combination of vehicles has at least 9 axle, with a steer axle followed by four consecutive tandem axles which are 8 foot wide (standard). Ten percent more weight may be allowed when the combination has 10 foot wide axles with 4 tires per axle.