Contents 1 General Instruction 5 Part One Drawing Rules of Ichnographic Representing Method 1 General Provisions 6 2 Rules of Ichnographic Construction Drawings of Columns 8 2.1 Representing method of ichnographic construction drawings of columns 8 2.2 Tabulated annotation 8 2.3 Sectional annotation 10 2.4 Other 10 Example of ichnographic construction drawings of columns using tabulated annotation 11 Example of ichnographic construction drawings of columns using sectional annotation 12 3 Rules of Ichnographic Construction Drawings of Shear Walls 13 3.1 Representing method of ichnographic construction drawings of shear walls 13 3.2 Tabulated annotation 13 3.3 Sectional annotation 17 3.4 Representing method of openings in shear wall 17 3.5 Representing method of exterior wall of basement 19 3.6 Other 20 Example of ichnographic construction drawings of shear walls using tabulated annotation 21 Example of ichnographic construction drawings of shear walls using sectional annotation 23 Example of ichnographic construction drawings of exterior walls of basement using ichnographic annotation 24 4 Rules of Ichnographic Construction Drawings of Beams 25 4.1 Representing method of ichnographic construction drawings of beams 25 4.2 Ichnographic annotation 25 4.3 Sectional annotation 32 4.4 Requirements for length of beam top longitudinal bars at support 32 4.5 Requirements for length of bottom bars those do not extend into support 32 4.6 Other 33 Example of ichnographic construction drawings of beams using ichnographic annotation 34 Example of ichnographic construction drawings of beams using sectional annotation 35 5 Rules of Ichnographic Construction Drawings of Slab with Beams 36 5.1 Representing method of ichnographic construction drawings of slab with beams 36 5.2 Slab concentrated annotation 36 5.3 In-situ annotation at slab support 37 5.4 Other 40 Example of ichnographic construction drawings of slab with beams 41 6 Rules of Ichnographic Construction Drawings of Slab without beams 42 6.2 Concentrated annotation for slab strip 42 6.3 In-situ annotation at support of slab strip 43 6.4 Representing method of embedded beam 43 6.5 Other 44 Example of ichnographic construction drawings of slab without beams 45 7 Rules for Drawing of Slab-related Detailing 46 7.1 Types and the representing method of slab-related detailing 46 7.2 Direct annotation for slab-related detailing 46 7.3 Other 52 Part Two Standard Detailing Drawings The basic anchorage length,lab labE, anchorage length la, anti-seismic anchorage length laE and correction factor ξa for tensile reinforcement 53 Environment classification for concrete structures Minimum thickness of concrete cover Detailing of stirrups in the lapping section of longitudinal stressed bars 54 Hook and mechanical anchorage type of longitudinal bars Lapping length lll,llEE for binding longitudinal bars under tension 55 Detailing of closed stirrups and hooks of tie bars Equivalent diameter and minimum clear spacing of twin bars in beam Spacing requirements for bars in beam and column Detailing of spiral stirrups 56 Connection detailing of longitudinal bars in anti-seismic frame column KZ 57
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