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Bridges can either be provisional (temporary/interim) or permanent. The provisional bridge is a transitional restoration that protects the teeth that are weakened by the preparation, and stabilises the dental tissues until the fabrication of the final restoration, moreover, it can pave the way to the aesthetics of the future permanent ...
Majority to total collapse; temporary or permanent bridge is needed. Approximate weight of load was 180,000 pounds (82,000 kg); bridge is rated at 35,000 pounds (16,000 kg). Residents must take a 23-mile (37 km) detour. Water bridge Taiyuan, Shanxi province People's Republic of China 16 August 2007: 180t vehicle overloaded bridge designed for ...
A lightweight box crib Hardwood railway sleepers used as a box crib, North Australian Railway, 1975 Bailey Island Bridge, Harpswell, Maine. The only granite cribstone bridge in the world. A box crib or cribbing is a temporary wooden structure used to support heavy objects during construction, relocation, vehicle extrication and urban search and ...
Any deficiencies in the provisional crown can be amended by the addition of more temporary crown and bridge material, or a light cured composite. [6] If a temporary crown becomes de-cemented, it is important that a dentist examine the patient as overeruption of the opposing teeth may prevent accurate fitting of the final crown. [8]
New Jersey will erect a temporary bridge in Jefferson ... The DOT said its original plan for an $11.6 million permanent replacement to the bridge would continue "on an accelerated schedule to meet ...
One major advantage of the resin-retained bridge over a conventional bridge is the failure mode is likely to be debonding of the retainer. In conventional bridges, the failure mode is likely to be complete fracture of the abutment tooth with difficult-to-manage sequelae, possibly requiring root canal treatment. With a resin-retained bridge the ...
Nov. 22—FARMINGTON — Franklin County commissioners voted Tuesday to have a Madison company build a temporary bridge over Orbeton Stream on Reeds Mill Road in Madrid Township. The steel in the ...
Most pontoon bridges are temporary and used in wartime and civil emergencies. There are permanent pontoon bridges in civilian use that can carry highway traffic. Permanent floating bridges are useful for sheltered water crossings if it is not considered economically feasible to suspend a bridge from anchored piers. Such bridges can require a ...