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11 A prestressed concrete beam of effective span 16 m is of rectangular section 400 mm wide by 1200 mm deep. The tendons consist of 3300 mm² of strands of characteristic strength 1700 N/mm², with an effective prestress of 910 N/mm². The strands are located 870 mm from the top face of the beam. Iff = 60 N/mm², estimate the flexural strength of the section as per British Code provisions for the following (b) Unbonded tendons cases: (a) Bonded tendons

11 A prestressed concrete beam of effective span 16 m is of rectangular section 400 mm wide by 1200 mm deep. The tendons consist of 3300 mm² of strands of characteristic strength 1700 N/mm², with an effective prestress of 910 N/mm². The strands are located 870 mm from the top face of the beam. Iff = 60 N/mm², estimate the flexural strength of the section as per British Code provisions for the following (b) Unbonded tendons cases: (a) Bonded tendons

Applications and Investigations in Earth Science (9th Edition)
Applications and Investigations in Earth Science (9th Edition)
9th Edition
ISBN:9780134746241
Author:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Publisher:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Chapter1: The Study Of Minerals
Section: Chapter Questions
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A prestressed concrete beam of effective span 16 m is of rectangular section 400 mm wide by 1200 mm deep. The tendons consist of 3300 mm² of strands of characteristic strength 1700 N/mm², with an effective prestress of 910 N/mm². The strands are located 870 mm from the top face of the beam. Iff = 60 N/mm², estimate the flexural strength of the section as per British Code provisions for the following (b) Unbonded tendons cases: (a) Bonded tendons
Transcribed Image Text:A prestressed concrete beam of effective span 16 m is of rectangular section 400 mm wide by 1200 mm deep. The tendons consist of 3300 mm² of strands of characteristic strength 1700 N/mm², with an effective prestress of 910 N/mm². The strands are located 870 mm from the top face of the beam. Iff = 60 N/mm², estimate the flexural strength of the section as per British Code provisions for the following (b) Unbonded tendons cases: (a) Bonded tendons
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