The corner stone of this majestic historic building was laid by H.E. Lord Ampthil G.C.I.E., the Governor of Madras on 04-12-1903. Construction of the building was completed in 1906 in Neoclassical architectural style. The total expenditure was Rs. 1,59,832/- as per the records available in the R & B Department. The foundation was of stone masonry work and the building was constructed with stone and lime mortar. The length of the building is 85.34 metres, Height is 9.5 meters and Plinth area is 1953 Sq.meters. Subsequent additions to the structure were made as and when required in the same year, i.e., 1906, a shed for Ryots with 112 Sq.m area at a cost of Rs. 2,899-00 and stables at a cost of Rs. 3001-00 were built. The architectural planning, layout of the rooms, their spaciousness, ventilation, circulation area, elevational features are all functional. The columned Corridors, Stono Piers with carved capital and Semi circular arches with keystone are the characterstics of the building. Because of the wedge type of bonding in stone masonry and its bulkiness, the building can withstand to the effects of earthquakes.