- Lap bao cao khao sat Khi tu g Thug van 3 Khao sat dia hinh lap NCTKT tuy6n DDK 500k
6. Bao cao k6t qua khao sat xay dung lap NCKT TBA 110kV÷ 500k
Bao cao k6t qua khao sat xay dung dam bao cac not dung nhu Quy dinh tai Khoan 6, Dieu 43 dm Quy dinh nay. Bien the bao cao ket qua khao sat xay dung tham khao 6. phan Phu luc.
Dieu 49. Khao sat 14p TKKT TBA cap din it) 110kV± 500 kV
1. Mue dich khao sat
Cung cap cac tai lieu kill° sat day dil, chi tit v'e dia hinh, dia chk, khi twig,- thu y vana dm dia diem TBA dugc ch9n va phe du)* lam ea so. tinh toan giai phap thiet ke, to chfrc xay dtmg va lap tong du toan.
2. Thanh ph'an khdo sat lap TKKT TBA 110kV ± 500 kV a) Khdo sat dia hinh
- Xay dung ltrai kh6ng ch6 do ye (1716 sung ltroi kh6ng the da do giai clop NCKT).
- Do ye ban do dia hinh tS/1": 1/500 voi khoang cao d'eu dung dong mitt 0,5m. - Lap bao cao khao sat dia hinh.
b) Khao sat dia chAt - Tham do DCCT. - LAy mdu va thi
- Do di'e'n tra sudt cua dat n'en.
- DiL tra VLXD dia phtrang va kha nang cung cAp mac cho xay dung va van hanh TBA.
- 1.4 bao cao kith.° sat dia chdt.
- Tru.oing hop viing du. kiln xay dung TBA có kien dia chat ding trinh clejc
biet nhu. cac-ta, hoat d:ong tan kien tao, tai Bien dia chat quy mei lon thi thur hien theo
cac chi dan 197 thuat chuyen nganh va phai clau tuw phe duyet.
c) Khao sat Khi tugng - Thug van
- Thu thap va diau tra bt) sung cac thong s6 khi Wong - Thug van. - Lap bao cao khao sat Khi tugng - ThuS, van.
3. Khao sat dia hinh lap TKKT cho TBA 110kV ± 500 kV a) Xay dung ltrai khong che do ye
- De do ye ban do dia hinh tS/1' 1/500, can xay dung 116 sung ltrai kh6ng ch6 toa do dtramg chuyen cap 1, 2 hoac giai tich cap 1, 2. Ltrai toa do xay dung bo sung phai xuat phat tir cac mot toadO &rang chuyen hang IV, dung chuyen cap 1, tam giac hang giai tich cap 1 cla thanh lap trong giai clop NCKT. Do chinh xac dm. 'Arai kh6ng the can duvc Juan cir rO trong nhiem vu khao sat.
- Sot do cac di6m kh6ng the can dtrgc th6 hi'n day du, chuAn xac tren ban d6 mat bang TBA.
Cac m6c toa dOodtrang chuy'en cAp 1, 2 hoac giai tich cAp 1, 2 doge do not cao (10 bang thity chuan ky thuat xuat phat tir cac moc dO cao hang IV a thanh lap trong giai clop NCKT.
- Kh6i lugng khemg the cao dO, toa dO tit)/ thuOc vao mire do phirc tap dia hinh se xac dinh ra trong vu khdo sat.
b) Do ye ban do dia hinh tST le 1/500 voi khoang cao d6'u dtramg cl6ng mire 0,5m - Pham vi do ve, do ye rOng Ilan 50m tinh tir mep bar mai dao, ho4c than mep bef phai d;at khi san gat, dap nen TBA., Doi vai duamg 0 to vao tram, do ye doc theo dtramg 0 to du kiln xay dung den vi tri dau not vai clueing giao thong khu we \Teri chieu rOng 50m tinh tir tim dung ye moi ben.
- Trtrong hgp vi tri du kiln dat TBA có dia hinh phirc tap, c10 chenh cao cao c10