Methods and devices are disclosed utilizing a phosphorous-doped oxide layer that is added prior to re-oxidation. A substantially rigid connecting member extends between and is attached to the axle support and a steerable element of the steerable axle. The first carriage carries a scanner. The method and system includes assigning a directory to a next available processor in an ordered manner to allow the next available processor to compile at least one file within the directory. The hollow tube is partially filled with a low viscosity liquid and is in fluid communication with the gel-like material and the pressure transducer.