Coffered Dome Pantheon
There is no recent and complete graphic restitution of the Pantheon in scientific publications. The outermost dome visible from the outside is built of stone bound together with iron cramps and covered with lead sheathing rather than of carpentry construction as was the common French practice of the period.
A rectangular vestibule links the porch to the rotunda which is under a coffered concrete dome with a central opening oculus to the sky.
Coffered dome pantheon. But how can it endure as it does without reinforcement. Which aspect of roman painting derives from Hellenistic art. Jun 20 2013 - the Pantheon Rome - 126AD - coffered dome interior - OCULUS - The architect recognized that there were high compressive forces in this area that could cause failure and thus a cast bronze ring was riveted together and installed on the thick lip of the oculus.
Almost two thousand years after it was built the Pantheons dome is still the worlds largest unreinforced concrete dome. The bronze rosettes and moldings of the ceiling and other bronze embellishments have disappeared over time and a frieze of stucco decoration was applied to the interior directly beneath the dome in the late Renaissance. A series of these sunken panels was often used as decoration for a ceiling or a vault also called caissons boxes or lacunaria spaces openings so that a coffered ceiling can be called a lacunar ceiling.
With a well-planned balancing act. To put it in perspective the Pantheon is still the largest diameter unreinforced concrete dome in the world meaning there is no reinforcing structure in or around the concrete such as the rebar that would be used today. Still after nearly 2000 years it holds that record.
A rectangular vestibule links the porch to the rotunda which is under a coffered concrete dome with a central opening oculus to the sky. The Pantheon is a rotunda covered by an enormous coffered dome with a diameter of more than 43 m. Coffered Rotunda of the Pantheon Rome.
Subscribe to Naked Science httpgooglwpc2Q1Some experts believe that this is one of the most important buildings the world has ever seenRoman technolo. It boasts the largest unsupported dome in the world. All of the surfaces of the coffers which would face an observer standing in the center of the Pantheon are moulded as if part of spheres beyond the sphere of the dome.
The coffered dome towers 43 meters above the ground and has an equal diameter. MAGRIPPALFCOSTERTIVMFECIT or in full M arcus Agrippa L ucii f ilius co ns ul tertium fecit meaning Marcus Agrippa son of Lucius made this structure when consul for the 3rd time. The strength of the structure is.
At the autumn equinox the light of the oculus reaches the upper hemisphere of the coffered dome. The configuration of the coffers is governed by a complex design that is based on geometric-constructive laws yet to be defined. The dome is actually three domes fitting within each other.
The Pantheon took on this role- symbolically. In addition there is a collar of bricks set on edge like the arches to support the ring. The shape and layout of the coffers of the Pantheons dome have been studied for centuries.
At the winter solstice it reaches its height. The coffered ceiling and oculus were not only decorative but also lessened the weight load of the roof. The decorative recessed squares on the interior surface of a building are called _ heaven.
The Ancient Romans had an undeniable talent for architecture. The ceiling of the Pantheon dome has five symmetrical rows of 28 coffers sunken panels and a round oculus opening at the center. A coffer or coffering in architecture is a series of sunken panels in the shape of a square rectangle or octagon in a ceiling soffit or vault.
The coffered dome has a central oculus as the primary natural light source. The Pantheons coffered dome symbolizes. All of the other surfaces of the coffers the receding surfaces are flat planes.
A round opening approximately 9 m in diameter in the center of the dome serves as the source of light for the interior. The dome is made from concrete interlaid with brick. The coffers may have been stuccoed andor gilded in antiquity.
How is the Pantheon different from Greek temples like the Parthenon. Sunlight streaming through the oculus illuminates the Pantheon rotunda. Looking through this dome the second dome is visible decorated with the fresco The Apotheosis of Saint Genevieve by Antoine Gros.
It makes symbolic connections through time. A tour de force of engineering the building was constructed using progressively lighter materials with travertine at the base unreinforced concrete for the coffered dome and a lightweight. Almost two thousand years after it was built the Pantheons dome is still the worlds largest unreinforced concrete dome.
The Pantheon was dedicated in ad 609 as the Church of Santa Maria Rotonda or Santa Maria ad Martyres which it remains today. The first lowest dome has a coffered ceiling with rosettes and is open in the centre.
