Lec 22 - Prestressed Concrete- Part 2.pptx

lec

1. Reinforced Concrete Design-II Lecture 22: Pre-stressed concrete-Continued Semester – Fall 2020 Dr.Tahir Mehmood Reference Design of Concrete Structures 14 th Ed. by Nilson , Darwin and Dolan.

2. Initial Pi +Mo Effective Pe +Mo +M( d+l )

3. At Mid span At supports Tension (Limit) Actual value Compression limit Actual value Tension Limit Actual value Compression limit Actual value =+184 -87 0. -1708 =367 +352 0. =-2625 -2147 =+530 +418 0. = -2250 -1940 At Mid span At supports Tension (Limit) Actual value Compression limit Actual value Tension Limit Actual value Compression limit Actual value -87 -1708 +352 -2147 +418 -1940 At Transfer At Service

4. Thank you