Tai li~u v~ xa hQi bao g6m: Phuong huang phat tri~n va quy hO\lch(n€u co) cua khu Vl,l'Cxay dl,l'llgcong trinh, d(ic di~m v~ diin cu (s6 dan, phan b6 dan cu, ngh~ nghi~p, ton glao, muc s6ng, nhu du dung nuac: tuai, san xu~t, sinh hO\lt...), cac cong trinh ca bi~t (di tich van hoa, Ijch su, chua chi~n...).
Cac Ulili~u v~ xii h<)idUngd~ xac dinh sv hQ'PIy cua vi~c xay d\lllg cOngtrinh: Co nen xay d\lllg cong trinh mlYkhong, y ki6n cua nguai dan, d~n bu giai toa hay bao v~ khu dan cu th6 nito? Hi~u quit cong trinh ra sao? Quy rna dii hQ'PIy chua? ..
2. Tid li?u khi t1.f(J11g,thuy van
Tili li~u khi tuqng g6m tili li~u: Mua, gio, dQfrm,nhi~t dQ...
Tili li~u thuy van g6m titi li~u: Cac d(ic trung cua dong chay trong song, su6i (mvc nuac, luu luqng, v(in t6c, huang dong chay, bUn cat trang dong chay..), Cac d(ictrung cua mvc nuac, song tren bi~n...
Irang thi6t k8, titi li~u khi tuqng, thuy vim lit can cu d~ xac dinh nhUng nQi dung sau:
- f)~xac dinh quy rna xay d\lllg cong trinh cfrp nuac nhu: h6 chua, tr\lm bam,
d(ip dang... (xac dinh ngu6n nuac d8n, nhu cfrucftn c&pnuac ...)
- f)~tinh toan xac dinh cac tai tn;mg tac dl,mg len cong trinh (gio, song, dong
chay, v~t nbi...).
- f)~xac dinhmuc dQng~p h,lt,xoi 16,b6i I~ng do dong chay...
- f)~xac dinh dQsau Clladong chay d~ thuy~n be qua I\li.
- f)~xac dinh moi truang litm vi~c cua cong trinh (nhi~t dQ,dQ frm,dQm(in trang
nuac, trang khong khi...)
- f)~xac dinh bi~n phap thi cong phftn n~n mong cong trinh (cac phuong an de
quay, dan dong thi cong...)
3. Tai li?uaia hinh
Tili li~u dia hinh g6m:
- Ban d6, binh d6: Ban d6 DIM, binh d6 khu vl,tcnghien cUu (ca khu vvc ho(ic chi dQc cac tuy8n nghien cUu nhu: tuy8n song, su6i...), binh d6 cac vj tri, tuy6n xay d\lllg cong trinh, binh d6 biii v~t li~u...
- dt dQc,ngang cactuy8n nghien cUu, tuy8n xay d\lllg cong trinh, hai v~t li~u. Tili li~u dia hinh dung d~ xac dinh cac d(ic di~m chung v@dja hinh: sv phan vung dja hinh; cao dQ, dQ d6c dia hinh... tUng vilng; xac dinh duang giao thong, song, su6i, dia v~t... xac djnh cao dQ dQc cae tuy8n xay d\lllg...IiI do co CO" s6 d~ dua ra giai phap xay d\lllg cong trinh dugc hQ'PIy.
Tili li~u dja hinh lit mQt can cu quan trQng d~ tinh toan xac djnh kh6i lugng xay d\lllg cong trinh.
4. Tid li~udia chat, diachat thuy van
Tai li~u dia chat, dia chat thuy van g6m: Ban d6 dia chat, dia chat thuy van khu V\lCnghien Clm(long h6, hai v~t li~u, khu tuai, dQc song ...); cac m~t dt dQc, ngang dia chat cac tuy~n nghien Clm (song, su6i ...), tuy~n xay dvng , haiv~t li~u... (C6 kern theo cac bangcac chi tieu ca, Iy, tinh thk nuac ...); Trii luqng, thanh phfrn hoa hQc, sinh hQccua nuac ngfrm...
Trong thi~t k~, tai li~u dia chat, dia chat thuy van la can cu d~ x:k dinh cac n(>i dung sau:
- De dua ra giai phap xay dvng cong trinh hgp Iy (chu y~u la phfrn dum Gat cua cong trinh).
- De xac dinh suc chiu tai cua n~n; tinh tham cho n~n cong trinh, long h6; xac dinh tM trQng cua dat, da len cong trinh ...; xac dinh muc d(>x6i 16'cua ba song, ba
kenh ...
- De tinh toan kiem tra s\llam vi~c an toan (6n dinh, x6i ngfrm...) cua cong trinh lam bfulg dat, da: kenh, d~p, de...
- De xac dinh bi~n phap thi cong (phfrn m6ng cong trinh).
5.Cac fiJi li~ukhtic
- D~c tinh th6 nhuang khu tr6ng trQt.
- Giao thOng: Giao thong ph\lc V\Icho cong tac khao sat, thi cong ... cong trinh; giao thong qua cong trinh (cap duang, tai trQng xe ...)...
- V~t li~u, v~t tu, thi~t bi xay dvng cong trinh. - Nhan l\lc, phucmg ti~n thi congo
- Di~n, nuac ph\lc Y\Ithi cong ...
1.6.3. Cae nQi dung dn tinh toan trong thi~tk~eong trlnh thuy lqi
TUy vao quy mo, cau tl;lOva d~c diem lam vi~c cua timg cong trinh rna n(>idung cfrn tinh toan thi~t k~ cho m6i cong trinh c6 khac nhau, nhung tl,lUtrung g6m cac n(>idung sau:
- Tinh toan xac dinh cac d~c trung cua cac tai li~u thi~t k~: Tinh toan phan ph6i dong chay nam, dong chay lil, dong chay ki~t; tinh toan nhu cfru dung nuac; tinh toan xac dinh duang qua trinh lil thi~t k~; tinh toan xac dinh m\lc nuac, duang m\lc nuac thi~t k~, Ian nhfrt,nh6 nhfrt trong song, bien ...