Pantheon Floor Plan Description

A whole sphere can be inscribed in the interior volume with the diameter at the floor of the cylinder of 43 3 m 143 feet equaling the interior height.
Pantheon floor plan description. The facade like that of the roman pantheon is formed by a porch of corinthian columns and triangular pediment attached to the ends of the eastern arm. The model of the hellenic building is evident in the works of the grand masters of the ancient world such as can be observed in this work. From top to bottom the structure of the pantheon was fine tuned to be structurally efficient and to allow flexibility of design. First the standard overallwidth at the piers is about 20 4 6 2 m but the curtain wall on theside of the large niches is reduced to 7 4 2 2 m thick.
The pantheon that exists today is composed of a rectangular portico with three lines of granite columns fronting a circular building designed as a huge hemispherical dome that is 43 3 meters in diameter figure 6. Because of this the interior floor is equipped with drains and has been built with an incline of about 30 centimetres 12 in to promote water run off. Panthéon the panthéon paris. The dome is concrete with the external surface originally covered in sheets of bronze but these were removed by constans ii in 663 ce.
Upon entry visitors are greeted by an enormous rounded room covered by the dome. Greek influence in roman architecture is significant. The panthéon is a cruciform building with a high dome over the crossing and lower saucer shaped domes covered by a sloping roof over the four arms. Further the concrete of the dome is graded into six layers with a mixture of scoria a low density lightweight volcanic rock at the top.
Five rows of twenty eight square coffers of diminishing size radiate from the central unglazed oculus with a diameter of 8 7 m 29 feet at the top of the dome. The pantheon demonstrates true quality of design and construction and today is the main structure still intact. Pantheon building in rome that was begun in 27 bc by the statesman marcus vipsanius agrippa probably as a building of the ordinary classical temple style. Inside thepiers there are small cavities which are semi circular in shape havinga radius of 7 8 2 3 m.