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.
(never to exceed 700 lbs. per inch of tire width) Other Tandem Axles and Multi Axles-On any other combinations of vehicles exceeding a gross weight of 80,000 lbs., only one (1) tandem axle assembly shall be permitted at this weight (16,000 lbs. per axle). No other tandem axle assembly shall exceed 13,000 lbs.