竹棚架設計及搭建指引 - Buildings Department

1 1. 2. 3. ( ) 4. - 1 - 1. ( ) 6 40 75 10 50 (kgf) (kN) 5 ( ) 6 250 - 2 - 2 (250N/mm)

2 15% ( ) ( ) 3 8 ( ) a. 10% 5 b. 5% 5 12 7 (kN) ( ) S275 80 80 6 ; ( / ) - 3 - S275 50 50 5 5 2.

3 200 250 600 650 600 750 X 45 60 - 4 - 1 1 - 5 - 2 6 15 6 / / 3 100 100 100

4 3 3 15 3 15 4 19 3 - 6 - 6 ( ) 2 6 2 6 3 2 - 7 - ( 1) L = 3 ; h = = or + + = 3 3 = 3 15 ( ) h h h h h L L LLLH LLLLL - 8 - ( 1) L = 3 ; h = = or 8 @ + + = 3 3 = 4 19 ( ) h h h h h h h L L L LLLLL LL - 9 - ( ) <= 100 <= 100 100 ~ 500 ( )

5 1 H ( )15 19 15 and 19 h ( ) L ( )333 3h3h2h 1 3 4 / 5 6 - 10 - 6 5 6 4:3 5 - 11 - / 4.

6 3 5 6 3. 7 a. b. 25N/mm2 - 12 - ( 5 ) S275(80 80 6) ( ) (75 75 6)( ) ( ) A - A 1000 600 100200 700 100AA 3 12 50 7 8 - 13 - A - A 450150 300 AA = 40 40 4 RSA 500 30 30 4 RSA 400 25 25 5 RSA 300 150 HSL-3, M8 8 4.

7 / - 14 - / / / (i) / 2 (ii) / 2 300 9 / / - 15 - 5.

8 A. b. 14 c. d. ; e. a) / 2 b) 2 ( ) 300 9 / / - 16 - : a. ; b. ; c. a.

9 B. c. - 17 - (T1) 6. / - 18 - ( 59 ) 7.

10 ( ) ( ) A - 19 - 1. ( ) 2004 2. 3. 4. - 20 - A - - / / / - 113 29 2901 ( : 3162 0993) : : : : / / / / * : : : : ( ): / / ( ) * /