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.k7*&!&f„#0F"d .k-#$†&(/& HF N…NE[^/45d .`EF4‡2345^B&3 1HEJ&+,d .`EF4‡B Nˆ&EJ&+,d .`-EF4‡2345EJ&+,d .`EF4‡2345&+[ •"d .`I.D45d .bR# #^AL 4(& 1Np#d .bR# #L 4(N…& 1d .b-!]„45&&%d .b!]K!)&+,"#&&+ ‚"GHAHd .dB 0 1(&H$!)d - Trêng ®¹i häc x©y dùng ®å ¸n tèt nghiÖp I PHÂN TÍCH LỰA CHỌN GIẢI PHÁP KẾT CẤU I.1 Lựa chọn giải pháp kết cấu cho công trình  ! "#"$%&'("G&€NE[00B1‰["$%&'($( L&O(0|4GHKg&*i&&j"$%&["^F 0Š O(&! &+~2JNp $( u• I.2 Vật liệu sử dụng ^/&0 1(0BKg&*i&&j"^F #Nˆ&+E2(o  ‹9g&*H#ŒddhT  •dŽH - |T $ •dŽH -   ‹j"O(0hT  •T•  •-`ddŽH -   ‹j"'(&a)hT  •-ddŽH -  II LẬP MẶT BẰNG KẾT CẤU VÀ CHỌN SƠ BỘ TIẾT DIỆN II.1 Chọn chiều dày sàn  A(4BC2B&_)*&„$  1Ho  K = l m D   Trêng ®¹i häc x©y dùng ®å ¸n tèt nghiÖp +)Nho ?•d|`•|I"5&(L^B)&! &+ Ho12i"5&(L0)a K!|^F K!$gIaH•Id•IP|^F K! 0)a 4GHH•d•P|^F K!*M*H•d•` 0o0Ba‘m*K! Qj&#*K!&GN ‚,o.’h0)a K!0BH^ 1&_)-"EJ~K!$g Ia•|^’h*K!0BH^ 1&_)HL&"EJ~K!0)a 4GH• Qj&*K!~|M|•H~K!$gIa•&h• d IP - = 8,27 cm Qj&*K!~|M-|-•H~K!$gIa•&h• --d IP I = 6,84 cm Qj&*K!~-|MP|I•H~K!0)a 4GH•&h• -d P - = 7,2 cm Qj&*K!~|dMP|•H~K!$gIa•&h• dd IP - = 8,0 cm Qj&*K!~|PMP|•H~K!$gIa•&h• Pd Id - = 10,5 cm ./C A(4BCK!δ = 12cm)&'&!#*K! II.2 Chọn kích thước tiết diện dầm  A()& %&4 14GH 4 2JKL&_)O"o  4 • d d l m   +)Nho 0 4 oO"m4GHNMj& H 4 o12i|^F 4GH"5H 4 •-•-d|^F 4GHDH 4 •`•-|^F N)a 4GH*M*H 4 •P•k 9A+L& %&4 14GHK 4 &+)$)!~d|•d|P• 4 v A()& %&4 14GHDhO"0•Y|bH  4 • Ybd -  = 57,5 H•“KM•220x600 v A()& %&4 14GH4hO"0•`|IH I Trêng ®¹i häc x©y dùng ®å ¸n tèt nghiÖp  4 • `Id I  = 60 H•“KM•220x600 #4GH)B K g4)Cg(G($ %&+•gKi&+D& %&4 14GHM(iN% &/0&*?)Nh& %&4 14GH)B K g0BoKM•220 x 800 v A()& %&4 14GH"544hO"0•P|H  4 • Pd Y  = 33,13 H•“KM•220x350 v A()& %&4 14GH"5”0a ~#4GHN•&E\]•( & %&4 10Bo110x350 II.3 Sơ bộ xác định kích thước cột *&„M#NOo –•~|-—|P• R N +)Nho –v? 1&D& %&4 1L& v4&D&)#&_)4 1&+(CA&! TvE\NLO(jm^/&0 1(0BHL& 9g&*H#Œ-PdhT  •d~ŽH - •|T $ •d~ŽH - • D&)#2JKLE2(o •~+0E[2B‹+0E[4GH‹+0E[&E\&+g4GH‹)a&&! • ‹.F L&K g&+5~v•&ho +0E[2B•I|-M~-|PP‹|IP•Md|-M-Pdd•6300 +0E[4GH• ˜~|IP‹-|PP•Md|--Md|Y‹I|-Md|--Md|Y‹I|-Md|Md|P™M-Pdd•3770 +0E[&E\• ˜~|IP‹-|PP•Md|--M|d‹I|-Md|--M-|P‹I|-Md|M-|P™M`ddMd|k•6029 )a&&! •|-MI|-M~|PP‹P|IP•M-dd•6048 f&! &+0Bo •-M~Ydd‹kkd‹Yd-b‹YdI`••265 764 P Trêng ®¹i häc x©y dùng ®å ¸n tèt nghiÖp •“–  •|M˜ d -YPkYI ™•2658H -  ’4 1&DG& %&mL&–E&+g&& %&4 1L&K gE2(o G|-||IoKM•PddMYdd GP|Y|k|`|b|d||-oKM•PddMPdd ‹.F L& }&+5~-v•&ho +0E[2B•`|IM~-|PP‹|IP•Md|-M-Pdd•12600 +0E[4GH• ˜~|IP‹-|PP•Md|--Md|Y‹`|IMd|--Md|Y‹-M`|IMd|Md|P™M-Pdd•6369 +0E[&E\• ˜~|IP‹-|PP•Md|--M-|P‹`|IMd|--M-|P‹-Md|M-|P™M`ddMd|k•10672 )a&&! •|-M`|IM~|PP‹P|IP•M-dd•12096 f&! &+0Bo •-M~-Ydd‹YYb‹dYk-‹-dbY••500 844 •“–  •|M˜ d Pdd`II ™•5008H -  ’4 1&DG& %&mL&–E&+g&& %&4 1L& }-E2(o G|-||IoKM•PddMbdd GP|Y|k|`|b|d||-oKM•PddM`dd ‹.F L& }&+5~Iv•vL&o&_)'(&a)IddMIdd III XÁC ĐỊNH TẢI TRỌNG TÁC DỤNG LÊN CÔNG TRÌNH III.1 Tĩnh tải III.1.1 Tĩnh tải các bản sàn ‹Z&! 2Bo '(&a)K!2Bo9!^š$ %&+• ! &+& g((›^B&! &+&D&)# Bảng 1Tĩnh tải tác dụng lên sàn  '(&a)#0F" e & ~ŽH - •  e && ~ŽH - • Y Trêng ®¹i häc x©y dùng ®å ¸n tèt nghiÖp  a0#&_+H |ddMdd d|dM-ddd -d | -- - .}0h&δ4BC-d d|d-M`dd Y | IY|`  9!94BC-d d|-M-Pdd dd | d I .}&+#&&+G4BCP d|dPM`dd -k | P| Tổng cộng ` 433,9 Bảng 2Tĩnh tải tác dụng lên sàn vệ sinh  '(&a)#0F" e & ~ŽH - •  e && ~ŽH - •  ai&+Jo-ddM-ddM-d d|d-M-ddd Id | II - .}0h&δ4BC-d d|d-M`dd Y | IY|`  9!94BC-d d|-M-Pdd dd | d I .}&+#&&+G4BCP d|dPM`dd -k | P| P  %&KO^12  Pd | 55 Tổng cộng Id 510,9 ‹Z&! H#  ! &+& g((›^B&! &+&D&)# Bảng 3Tĩnh tải tác dụng lên sàn mái  '(&a)#0F" e & ~ŽH - •  e && ~ŽH - •  7L&0F"a0#_Hod|d-M`dd Y | b|Y - F"^}0h&δ4BCP d|dPM`dd -k | P|  9!92BH# 4BCdd dd | d k Trêng ®¹i häc x©y dùng ®å ¸n tèt nghiÖp d|-M-Pdd I .}&+#&&+G4BCP d|dPM`dd -k | P| P 7# &*‹MBp Pd | YP Tổng cộng IId 504,8 )B &+0E[H# ”&+0E[K‚„EF|K‚h4(&D PdH +0E[K!&€K‚^B$%&'(4GHN•K‚o&E\M€CK‚4BC--d| ^}&+#&K‚4BCP|K‚)-H|K!9g&*i&&j"4BC-dd|0F"^}!&+g ^B4EF 4BCPd|$D&EFK‚oP|MP|Hœ4)Nh&ho ƒ & K •-Mddd‹d|-M-Pdd‹d|dPM`dd•2590~ŽH-• ƒ && K •|M-Mddd‹|Md|-M-Pdd‹|Md|dPM`dd•2867~ŽH-• III.1.2 Trọng lượng tường ngăn và tường bao che E\] }#"”&+)HL&]L4BCd|&E\K)(^ B^B &E\] }#]L4BC--d  A()&E\NE[M#NOo  & •— 4|2  +)Nho  & v A()&E\ v A()&GB v A()4GH)ˆ2B&+g&E\&EJ„ .BH‰ K„&E\L&gHH^}&+#&~-Kg•ohγ•`ddŽH   )B +$ &D&+0E[&E\|HL&#GN•&"! &+’N "G &+0E[4)3N |32f %H)& !HN d•Ku#&€^F 12i0.7 ‹?GH)•Ydd vE\a--do e & •d|kM˜d|--~|-vd|Y•M`dd™•k-d|k-ŽH ` Trêng ®¹i häc x©y dùng ®å ¸n tèt nghiÖp e && •|Mk-d|k-•792,79ŽH vE\ado e & •d|kM˜d|~|-vd|Y•M`dd™•Yd|YŽH e && •|Mk-d|k-•396,40ŽH ‹?GH)•Pd vE\a--do e & •d|kM˜d|--~|-vd|P•M`dd™•kbd|d-ŽH e && •|Mk-d|k-•869,02ŽH vE\ado e & •d|kM˜d|~|-vd|P•M`dd™•bP|dŽH e && •|Mk-d|k-•434,51ŽH ‹E\K g~4GH)--dM`dd•o e & •d|kM˜d|--~|-vd|`•M`dd™•YYP|ŽH e && •|MYYP|•731,83ŽH III.2 Hoạt tải sử dụng. )a&&! m#"”NE[0'C&_)& g((›&! &+^B&#NL. -kkvbbP^BNE[&i$g&+)K!Y)B +&_)& g((›žq +Š$ &D&)#)a&&! N„)B)&G|)"j"234512i !H &! N‚$‚N%$!]2345$*Np&\ &+g&)BB|12iBCNE[ M#NOE2(o ‹Ri ^F 0)a "”m|"”]|"”$#|"”^12 |^] "”|"”p J |"”NLJŸh4 1&D&)!H…N A($ 1o “  •bH - &,€^F 12io ψ Α1 •d|I‹ Ž Y|d AA &+)Nhv4 1&DO(&! |&DKuHj&^(* ‹Ri ^F #0)a "”N2#|3B|&+ ‚0…H|"”L "| $)|K*Ÿh4 1&D&)!H…N A($ 1o“-•YH-€12io ψ Α1 •d|P‹ -Ž P|d AA &+)Nhv4 1&DO(&! |&DKuHj&^(* b Trêng ®¹i häc x©y dùng ®å ¸n tèt nghiÖp Bảng 5 : Hoạt tải sàn các phòng )a 2B )a&&! & g( (›   & ~4ŽH-•  )a&&! &D&)#  && ~4ŽH-• ”m Pd | bP ”]|"”$#| K(p  ^1  2 |  "” &‘H|K%" Pd | bP <!  |  B  0|  G( & dd |- Yd 7#  Ku  ~&G  $† &(/&• kP | bk|P 7# &* d | b Bảng 6 :Hoạt tải sàn các phòng khi kể đến hệ số giảm tải )a 2B )a&  &! ~ŽH-• ? 1  &D "”~H-• ƒ(CNO1 2i !H&! )a&  &! ~ŽH-• ”m|” ]  | "”  $#| K(p  ^1  2 | "”&‘H|K%" bP k|P d|- d|` d|bY 161,85 187,2 <!  |  B  0| G(& Yd | d|bI 338,4 IV TÍNH TOÁN KHUNG K2 IV.1 Cách tính toán và quy đổi. ! &+&+(CA^B)$(pH&Z&! ^B)a&&! 4EF 4a&! &/"&+(^B &! "€KiNA( ‹Z&! o&+0E[K!&€L&|4GH2B|&E\|#0F"&+#& ‹)a&&! o! &+2345&+gB d