sentences:  Typically composed of around 60-80 personnel they are attached to a host battalion.Typical field deployment would split the LAD/Wksp into a regimental "B Echelon" contingent of about 30 men and 4 "fitter sections" of about 7-12 men, each of which is attached to a company/squadron.The fitter sections are part of the A Echelon HQ of the company/squadron.