Architectural design and practice Phần 6 ppsx

... of design loads and are to be compared with the design strengths of the material in compression and shear. The design of the beam would be carried out in accordance with the relevant code of practice. 8.2 ... introduced by Wood for design purposes and M p is the effective plastic moment given by Z σ y / ␥ ms . For design purposes the design strength must be equal to or gr...

Ngày tải lên: 08/08/2014, 01:20

... (G k and Q k from Table 12.2) =(70 .69 +11 .66 )=82.35kN/m First floor load P 1 =(1.4 6. 48+1 .6 2.025) (see Table 12.2) =12.31kN/m ©2004 Taylor & Francis ©2004 Taylor & Francis 12 .6. 2 ... be idealized and replaced by a two-dimensional frame (Fig. 12.8) and analysed as discussed in Chapter 6 for wind loading. 12.7 DESIGN CALCULATION ACCORDING TO EC6 PART 1–1 (ENV 19...

Ngày tải lên: 08/08/2014, 01:20

... walls 12.5 Wind loading 12 .6 Design load 12.7 Design calculation according to EC6 Part 1–1 (ENV 19 96 1:1995) 12.8 Design of panel for lateral loading: BS 562 8 (limit state) 12.9 Design for accidental ... general 4.2 The basis and structure of BS 562 8: Part 1 4.3 BS 562 8: Part 2—reinforced and prestressed masonry 4.4 Description of Eurocode 6 Part 1–1 (ENV 19 96 1–1:1995) 5...

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... types of sand:sand type S and sand type G. Both types of sand will produce satisfactory mortars. However, the grading of sand type G, which falls between the lower limits of sand S and sand G, may ... used for mortar must conform to BS 890. 2.5 SAND The sand for mortar must be clean, sharp, and free from salt and organic contamination. Most natural sand contains a small quantity of si...

Ngày tải lên: 08/08/2014, 01:20

... materials, components and workmanship. In general, these should be in accordance with the relevant British Standard (e.g. BS 562 8: Part 3; Materials and components, design and workmanship and BS 5390; ... built in brickwork and the other in blockwork. 4.2.3 Sections 3 and 4: design Sections 3 and 4 contain the main design information, starting with a statement of the basi...

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... can be determined from Fig. 4 .6 using values of h ef /t ef and e mk /t. Figure 4 .6, used in EC6, is equivalent to Fig. 4.4, used in BS 562 8, to obtain values of Φ and ß respectively. The value ... M i and N i are respectively the design bending moment and vertical load at the top or bottom of the wall and e hi and e a are ©2004 Taylor & Francis where h is the clear...

Ngày tải lên: 08/08/2014, 01:20

... shown in Fig. 6. 8. As the floor is rigid, (6. 9) (6. 10) Also (6. 11) where K is the deflection constant and (6. 12) Substituting the value of ⌬ b from (6. 9) and ⌬ a from (6. 11), we get ... (6. 4). The first term in equations (6. 1) and (6. 2) is Fig. 6. 2 A system of shear walls resisting wind force. ©2004 Taylor & Francis 6 Design for wind loading 6. 1 I...

Ngày tải lên: 08/08/2014, 01:20

... 16mm diameter bars providing 402mm 2 . Check for stability. The lesser of 60 b and is 60 ×215=12.9 m. This is greater than 4m and therefore acceptable. Fig. 10.7 Design aid for bending (f y = 460 N/mm 2 ). ©2004 ... deformed high-yield steel and 460 N/mm 2 for hot-rolled plain, cold-worked steel and stainless-steel bars. ©2004 Taylor & Francis Taking g A , the design vertic...

Ngày tải lên: 08/08/2014, 01:20

... Francis At service (11.3) and (11.4) From equations (11.1) and (11.3) we get (11.5) (11 .6) 11.3.3 Critical sections The conditions of equations (11.5) and (11 .6) must be satisfied at ... transfer and service, and the unit weight of masonry is 21kN/m 3 . Design the beam for serviceability condition ( ␥ f =1). Solution (clause 29.1, BS 562 8: Part 2) (cl...

Ngày tải lên: 08/08/2014, 01:20

... No. 68 1 Page, A.W. and Hendry, A.W. (1987) Design rules for concentrated loads on masonry, Structural Engineer, 66 , 273–81 Pedreschi, R.F. and Sinha, B.P. (1985) Deformation and cracking of post-tensioned brickwork ... composite action and collapse design of unreinforced shear wall panels in frames, Proc. Inst. Civ. Eng. (Part 2), 65 , June, 381–441 Wood, R.H. and Simms, L....

Ngày tải lên: 08/08/2014, 01:20