DESIGN OF MASONRY STRUCTURES Part 3 pdf

... determination of the value of the characteristic compressive strength of the masonry (f k ) and the thickness of the unit required to support the design loads. Once f k is calculated, suitable types of masonry/ mortar combinations ... value of the characteristic compressive strength of the masonry f k . Typically the equation takes the form (5.11) Generally the calcu...

Ngày tải lên: 08/08/2014, 13:21

... strength of panel=10N/mm 2 • Partial safety factor for masonry= 3. 1 • Section modulus for each column=600 cm 3 • Section modulus for each beam=800 cm 3 • Yield stress of steel=250N/mm 2 • Partial ... capable of carrying a triangular load of masonry in which the span of the beam represented the base of an equilateral triangle. The method allowed for a proportion of the s...

Ngày tải lên: 08/08/2014, 13:21

... in Fig. 10.6 is below the cut-off line for shear, the design will be safe in shear. 10 .3 SHEAR STRENGTH OF REINFORCED MASONRY 10 .3. 1 Shear strength of reinforced masonry beams As in reinforced ... characteristic strength of the masonry has limited influence on the design. 10.2.5 Example Design a simply supported brickwork beam of span 4 m and of section 215mm 36 5mm...

Ngày tải lên: 08/08/2014, 13:21

... weight of masonry is 21kN/m 3 . Design the beam for serviceability condition ( ␥ f =1). Solution (clause 29.1, BS 5628: Part 2) (clause 29.2, BS 5628: Part 2) Assume M i is 30 % of ... 4 The beam of example 3 is to be used as simply supported on a 6 m span. It carries a characteristic superimposed dead load of 2kN/m 2 and live load of 3. 0 kN/m 2 ; 50%...

Ngày tải lên: 08/08/2014, 13:21

... floor C f qA e ×h/2=1.1×(1269/10 3 )×21 3 3/ 2= 131 .9kNm • 5th floor 1.1×(1269/10 3 )×21×6 3= 527.6kNm • 4th floor (1.1×1269×21/10 3 )×9×9/2=1187.20kNm • 3rd floor 29 .31 3×(12×12/2)=2110.54kNm • 2nd floor 29 .31 3×(15×15/2) =32 97.70kNm ©2004 ... according to CP 3, Chapter V: Part 2. We have Using ground roughness category 3, Class B, with height of the building=21.0m, from...

Ngày tải lên: 08/08/2014, 13:21