Concrete Beam Design
Found 3 free book(s)Reinforced Concrete Beam - California State University ...
athena.ecs.csus.eduConcrete Beam 9 ©jkm Modulus of Concrete-Ec The concrete stress-strain diagram is not linear stress strain f ’ c 2 f c ' E c Ec is the slope of the stress-strain curve up to about half the strength of the concrete Do a regression through these points Concrete Beam 10 ©jkm Steel is Stiffer Since the steel is stiffer than the concrete,
Cracks and Crack Control in Concrete Structures - PCI
www.pci.orgof Beam Warmer Than Bottom Face and assuming beam freed from interior Supports^ I I I I MDT Moment Diagram VAT Shear Diagram Fig. 3. Forces in a concrete beam due to a temperature rise OT at the upper face of the beam and external restraint provided by interior supports. forcement or prestressing should be de-signed to provide required strength and
One-Way Wide Module Joist Concrete Floor Design
structurepoint.org4 where L reduced design live load per ft2 of area supported by the member Lo unreduced design live load per ft 2 of area supported by the member KLL live load element factor (ASCE 7-10, Table 4-2) AT tributary area in ft 2 Tributary Area AT (30' 0" 32' 0") 960 ft2 Lo 80 psf ) 39.4 4 960 15 L 80 (0.25 psf which satisfies 0.40 Lo requirement for members supporting two or more …