The end block of a prestressed concrete beam has a rectangular section; a cable carrying a force of 200kn is to be anchored against the end block at the centre if the cube strength of concrete at transfer is 30n/mm2. Design the maximum permissible bearing pressure?(Abr = 10000mm2)

The end block of a prestressed concrete beam has a rectangular section

1.	The end block of a prestressed concrete beam has a rectangular section; a cable carrying a force of 200kn is to be anchored against the end block at the centre if the cube strength of concrete at transfer is 30n/mm2. Design the maximum permissible bearing pressure?(Abr = 10000mm2)
A.	24n/mm<sup>2</sup>
B.	48n/mm<sup>2</sup>
C.	54n/mm<sup>2</sup>
D.	12n/mm2<sup>2</sup>
Answer» B. 48n/mm<sup>2</sup>