- V6i dl;lllgso db OOu hiOO(343b): ta xem than tuimg dugc chOn ch(it vao ban day tuimg, va d6 don gian trong tiOOtoan ta b6 qua cac tm trQng tMng dUng mc d\lIlg len than
2. Theo anh (chi) dl;Ulgk~t cAu tl10ng nay c6 hgp Iy khong? hay neu cach chQn khac.
..
9 f H.s ma sat:day wOng &m6ng wOng 0,70
10 C Tim" L\I'c dinh: day wOng &m6ng wOng 18
Bid 3-13. Cho mQt c6ng h& chia nuac tren kenh tum, !lim vi~ theo sa dB nhu hinh ve.
Biit: Cong trinh thuQc cAp IV, ItAt nen co RIC = 1,4 t/m2 P, A 3, 32 MNHL D B d B d rr---tt D H 4-_L_~f- h,t yh, ---=Hl~m~hve bili 3.13 Yeu cdu:
1. Hily kiem tra 6n dinh cho c?ng 2. Kiem tra suc chi" tili ciIa nen
3. Truang hgp tuang ben lilm d(lllg nhu hlnh ve hai 3-10; theo anh, chi cach tinh toan 6n dinh co gl khac vo; hai toan tren? Neu dinh hu6ng cach lilm.
Bang s6 li~u biJi3-13
TT Kyhi~u Dan Trj so Ghi cM
vi
1 Do m 15.00 Cao d(\ day con/!;
2 MNTL",., m 17.20 Mllc nu6c thuQ1l/!;luu 16'0nhilt
3 MNHL
Max m 16.30 M\I'c nuac h(lluu 16'0nhilt
TK m 16.22 M\I'c nuac h(lluu thii!t ki!
Min m 16.05 M\I'c nu6c h(lluu nh6 nhiit
4 B m 2.00 Xem hinh vi!
5 H m 1.60 Xem hlnh vi! 6 d m 0.50 Xem hlnh vi! 7 t m 0.30 Xem hlnh vi! 8 3t m 0.70 Xem hlnh vi! 9 3, m 1.50 Xem hlnh vi! 10 33 m 1.30 Xem hlnh vi!
13 P3 T 8.00 Tai trQn" xe tieu chuAn
14 hi m 1.15 CQtnuac thfun dAvnai
15 h2 m 0.75 CQtnucrc thfun dAvn6i
16 YVL TIm' 2.40 Trvng lUQIlgrieng cua v~t li~u him c6ng
17 f .
0.40 H~s6 ma sat I!iiladay c6nl!&nen 18 C T/m2 0.00 LlfCdinh "iila day conI!&nen
GHICHU:
- Khi tinh b6 qua tac d\lIlg ch6ng dO' Clla tuOnl;lcanh h\1& san sau ; b6 qua h,rc rna sat Clla ddt hai ben mang c6ng
- Cho: Yn = 1,0 T/m3
Bdi 3-14
Cho mQt tI"\Imang trinh thuQc cap IV co cAu tl;lova lam vi~c nhu hinh ve.
Cho: H = S,Om; t = O,60m; HI = 4,OOm; hm = 2,Om; B = 1,SOm; d = SOcm; L1
= 2,6m; L = 3,60m;
Hi trQng Clla mang truy~n xu6ng tI"\I
Pm= 20T va ~t tl;litim Clla tr\I. V~ t6c dong chay V=2,SOrn/s TrQng Im;mg rieng cua tl\l YVL = 2,4
T/m3• :'~'.~ . ~. <\ .. H1nh ve bili 3-14 d H BAt n~n co RIC = 1,7 t/m2; <p= 28°; C = 0,2S kG/cm2• Yeuc~u:
I. Ki~m tra 6n dinh va n~n cho tl\l mang
2. Theo anh (chi) hinh thUc, kich thucrc day mang nay dii h<;lpIy chua? n~u chua h<;lpIy hay chQn l\1i, sao cho tI"\Imang v~ mi;it6n dinh la an toan va kinh t~ nhAt.
( Khi tinh b6 qua ap h,rc 2 ben Clla mong, nhung khong cho phep b6 qua ap h,rc bi dQng va h,rc ch6ng cll.tcua dAt pma thugng, h\1luu mango
Tili Ii~utham khao
1. QCVN 04-05: 2012: Cong trinh thuy 19i - Clic quy djnh cM yeu v~ thiet ke 2. TCVN 4118-85 : He th6ng keOOtum - Tieu chuful thiet ke.
3. Ngo Tri Vi~ng, Nguyen Van M1;lO,Nguyen Chien, Nguyen Van H1;lnh,Nguyen Canh Thai. Giao triOOthuy cong - t~p 1. Nha xuAt ban xay d\Illg _ Ha nQi - 2004
4. Ngo TriVi~ng, Ph1;lll1NgQc Quy, Nguyen Van M1;lQ,Nguyen Chien, Nguyen Phuong M~u, Ph1;lll1Van Qu6c. Gilio triOOthuy cong - ~p 2. NhaxuAt ban xay d\Illg _ Ha nQi- 2004
5. T6ng Duc Khang, Truong DiOOD\l, Nguyen Cong TUng. S6 tay thuy 19i - phfu12 ~p 3. Nhil xuAt ban Nong nghiep - Ha nQi - 2005
6. Tcln Cong Duyen, Le Hila Xu6ng, Nguyen H6i. Ohio trinh thuy congo Nhil xuAt ban nong Nong nghiep - Ha nQi - 1992. .
7. TCVN 4253-86 :N~n cong trinh thuy cong- Tieu chuful thiet ke. . 8. Phan Truimg Phiet. Ap 1vc dAt va tuimg chfut dk Nha xuAt ban xay d\Illg _ Ha nQi - 2001
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